In 2025, the manufacturing sector begins a transformative period that offers historic opportunities to entrepreneurs and inventors. A resurgence is occurring within top manufacturing business ideas as the industry advances through technological revolution, sustainable innovation, and evolving market trends. Recent economic data reveals that the global manufacturing GDP will expand at an annual rate of 4.5%, encouraging business start-ups.

Further strengthening this momentum, the manufacturing market is projected to generate a value-added of $13.8 trillion, with a 28% value-added margin and a total output of $49.3 trillion. The sector is expected to grow at a CAGR of 1.42% (2025–2029), with a per capita value added of $2,000. At its core, the industry focuses on the physical or chemical transformation of materials into new products, while non-production activities like maintenance, installation, and retail remain out of scope.

With the involvement of AI, automation, advanced manufacturing techniques, and evolving client needs, manufacturers now possess a wealth of potential business ideas. This mix of innovation and economic expansion makes 2025 an ideal time for entrepreneurs to invest in the sector.

Factors to Consider Before Starting a Manufacturing Business

  • Market Research and Demand Analysis: Research the market thoroughly to discover gaps and understand upcoming customer demands and required customer segments for potential small-scale manufacturing business ideas.
  • Technological Infrastructure: Business owners must assess the essential technological requirements to operate efficiently and develop competitive advantages, which include manufacturing equipment, software systems, and digital instruments.
  • Regulatory Compliance: Follow all relevant manufacturing protocols by understanding international and local registration obligations, environmental standards, and standard health and safety regulations needed for your specific sector.
  • Financial Planning: A strong financial strategy that encompasses starting and working capital requirements, available funding sources, and predicted business revenue streams needs to be developed.
  • Supply Chain Management: Organize a versatile and well-functioning supply chain by studying original materials acquisition, designing logistical systems, and planning strategies to deal with supply disruptions.
  • Skill Development and Workforce Training: Your company needs to develop its human resources through workforce training programs that prepare personnel to use advanced manufacturing technologies and help them adapt to changing industries.

Top 20 Manufacturing Business Ideas to Start in 2025

Small-Scale Manufacturing Business Ideas

1. Handmade Artisan Soap and Cosmetics

Best Manufacturing Business Ideas - Handmade Artisan Soap and Cosmetics

The production facility creates high-end handcrafted skincare and cosmetic products by selecting organic and natural components. As one of the promising small scale manufacturing business ideas, the company should develop distinctive product collections that prioritize unadulterated ingredients while focusing on eco-friendly standards and beneficial skin outcomes. The business should create unique product formulations that resolve specific skin needs and personal choices. Through handmade artisan production techniques, the startup can make premium quality limited-edition products that give customers an advantage in the competitive personal care industry.

Startup Cost Analysis:

  • Estimated Initial Investment: ₹50,000 – ₹2,00,000
  • Details: Costs include raw materials (natural oils, fragrances), basic equipment, packaging, and compliance with health regulations.

Market Potential:

  • The market for natural cosmetics experiences an annual growth speed between 8-10% within the current period.
  • The market shows an increasing trend of consumers choosing organic products.
  • Potential monthly revenue: $3,000 – $8,000

Required Skills:

  • Cosmetic formulation
  • Understanding of natural ingredients
  • Basic business management
  • Marketing and branding
  • Quality control

Equipment:

  • Soap-making machinery
  • Mixing and molding equipment
  • Packaging tools
  • pH and quality testing instruments
  • Digital scale and measuring tools

2. Organic Cleaning Product Manufacturing

Best Manufacturing Business Ideas - Organic Cleaning Product Manufacturing

Safe, effective products focusing on ecological sustainability will be manufactured using natural ingredients. The company should produce a wide selection of chemical-free cleaning solutions that address residential, office and business and industrial cleaning needs. The company will create formulations that place health and environmental protection as their central priority. The market demands organic cleaning alternatives to chemical-based products, so your company should introduce innovative solutions for health-conscious, environmentally aware consumers. Small scale manufacturing business ideas in this sector can focus on developing sustainable and eco-friendly products to meet the growing demand.

Startup Cost Analysis:

  • Estimated Initial Investment: ₹1,00,000 – ₹3,00,000
  • Details: Expenses cover sourcing organic ingredients, production equipment, packaging, and marketing.

Market Potential:

  • The worldwide green cleaning products market shows anticipated expansion at 11.5% CAGR.
  • Increasing health and environmental awareness
  • Potential market share: 5-10% in local markets

Required Skills:

  • Basic chemistry knowledge
  • Understanding of natural ingredients
  • Formulation expertise
  • Quality control
  • Basic business management

Equipment:

  • Industrial mixing tanks
  • Bottling and packaging machinery
  • pH testing equipment
  • Laboratory safety gear
  • Quality control instruments

3. Customized 3D Printed Accessories

Manufacturing Business Ideas to Start - Customized 3D Printed Accessories

The existing 3D printing systems, with their advanced capabilities, allow users to build unique customized accessories along with prototype products. As one of the innovative small scale manufacturing business ideas, the company delivers tailor-made manufacturing capabilities for both personal customers and commercial organizations on request. The business creates one-of-a-kind creative jewelry pieces and home decoration products, as well as business promotional goods and prototype manufacturing for small projects. The company can use digital design tools to develop innovative solutions satisfying diverse clients’ needs and preferences.

Startup Cost Analysis:

  • Estimated Initial Investment: ₹2,50,000 – ₹5,00,000
  • Details: Investment primarily in 3D printers, design software, materials, and training.

Market Potential:

  • The global 3D printing market will increase to $63.46 billion over the next ten years.
  • Growing demand for personalized products
  • Potential revenue: $5,000 – $15,000 monthly

Required Skills:

  • 3D modeling and design
  • CAD software proficiency
  • Creative design thinking
  • Basic marketing skills
  • Technical troubleshooting

Equipment:

  • Professional 3D printers
  • High-performance design computers
  • Post-processing tools
  • Finishing equipment
  • Color calibration systems

4. Ayurvedic and Herbal Product Manufacturing

India should use its vast heritage of herbs to build high-quality Ayurvedic products which follow scientific research methods. As one of the promising small scale manufacturing business ideas, scientific research teams should create universally recognized wellness products by connecting modern healthcare discoveries with authentic Indian medical traditions. The products aim to meet consumers who focus on natural approaches for nutrition support, immune health, and overall well-being. THR Supply Company should develop a full line of dietary supplements together with wellness therapies and preventive health goods to fully display traditional Indian herbal healing potential.

Local Market Opportunity:

  • The Indian herbal market projects a future business volume of $32 billion until 2026.
  • Growing domestic and international demand
  • Strong cultural and traditional health practices

Government Support:

  • AYUSH ministry promotion programs
  • Export incentives for herbal products
  • Research and development grants
  • Quality certification support

Cost Analysis:

  • Estimated Initial Investment: ₹5,00,000 – ₹10,00,000
  • Details: Costs include sourcing herbs, setting up a production facility, obtaining licenses, and marketing.

5. Eco-Friendly Packaging Manufacturing

Manufacturing Business Ideas to Start - Eco-Friendly Packaging Manufacturing

The production of sustainable alternative packaging systems needs to reformulate traditional plastic packaging methods. As one of the innovative small scale manufacturing business ideas, the company can create a revolutionary cluster of products with biodegradable materials consisting of agricultural waste together with plant-based polymers. The business should target environmentally aware businesses within the food industry, cosmetics manufacturers, and e-commerce companies. Your company should provide customizable, environmentally friendly solutions for packaging that both protect products during shipping, reduce greenhouse gas emissions, and maintain an attractive appearance.

Startup Cost Analysis:

  • Estimated Initial Investment: ₹10,00,000 – ₹25,00,000
  • Details: Expenses for machinery, raw materials like biodegradable substances, and compliance with environmental standards.

Market Potential:

  • The sustainable packaging market worldwide shows forecast predictions of reaching $305.31 billion during 2027.
  • Growing consumer demand for eco-friendly solutions
  • Potential for 25-35% annual growth in green packaging segment

Required Skills:

  • Material science knowledge
  • Environmental engineering
  • Design thinking
  • Basic business management
  • Understanding of sustainability principles

Equipment:

  • Biodegradable material processing machine
  • Die-cutting equipment
  • Print and packaging machinery
  • Quality testing instruments
  • Computer with design software

New & Emerging Manufacturing Business Ideas

6. Advanced Biodegradable Material Production

The production of biodegradable materials specific to packaging, agriculture, and consumer goods industries should be developed. As part of new manufacturing business ideas with medium investment, organic chemical research should develop modern sustainable plastics by combining biomaterials science with advanced compounds. The company should offer environmentally sustainable materials that reduce plastic waste while minimizing environmental damage.

Startup Cost Analysis:

Estimated Initial Investment: ₹10,00,000 – ₹25,00,000
Details: Expenses for machinery, raw materials like biodegradable substances, and compliance with environmental standards.

Market Analysis:

  • The market for biodegradable materials will rise at a 15.3% annual rate.
  • Increasing environmental regulations
  • Growing corporate sustainability initiatives

Funding Options:

  • Sustainable technology investors
  • Environmental innovation grants
  • Green economy development funds
  • Impact investment platforms
  • Research and development partnerships

7. Smart Home Electronics Manufacturing

The company will design and manufacture new smart home products integrating advanced IoT technologies into their components. Marketers should develop modern security systems, intelligent energy management devices, and home automation solutions. The company should develop accessible technology solutions that elevate home system performance and establish better living environments while enhancing connectivity capabilities. Emerging manufacturing business ideas in this sector can focus on smart home technologies that implement emerging technologies for designing intuitive and seamless user experiences.

Startup Cost Analysis:

Estimated Initial Investment: ₹50,00,000 – ₹1,00,00,000
Details: Significant investment in technology, skilled labor, and compliance with electronic standards.

Market Analysis:

  • According to market projections, the smart home market will expand to $622.59 billion in 2026.
  • Growing consumer interest in home automation
  • Increasing demand for energy-efficient technologies

Funding Options:

  • Startup investors who concentrate their skills on funding technological business ventures
  • Technology innovation grants
  • Venture capital funding
  • Financial institutions provide loans that incorporate technological resources for business operations
  • Crowdfunding platforms

8. Sustainable Textile Component Manufacturing

The company can pioneer sustainable textile production by developing novel components with recycled resources and modern eco-friendly technologies. Textile developers should create materials with superior performance to protect the environment and satisfy global quality requirements. New manufacturing business ideas in this sector can focus on developing circular economy solutions that meet the requirements of the fashion and textile industries. The company will manufacture state-of-the-art fabric elements that unite functionality with good looks and sustainable responsibility standards.

Cost Analysis:

Estimated Initial Investment: ₹15,00,000 – ₹30,00,000
Details: Costs for eco-friendly materials, machinery, and certifications.

Local Market Opportunity:

  • The textile market in India currently reaches $100 billion in worth.
  • Growing sustainable fashion movement
  • Export potential for innovative materials

Government Support:

  • Textile sector development schemes
  • Export promotion councils
  • Sustainable manufacturing incentives
  • Technology upgradation funds

9. Recycled Plastic Furniture Manufacturing

Best Manufacturing Business Ideas - Recycled Plastic Furniture Manufacturing

Utilizing plastic waste to develop functional home furniture alongside decorative items presents a promising opportunity among new manufacturing business ideas with medium investment. By implementing innovative industrial procedures, plastic waste can be transformed into sturdy yet aesthetically appealing products. This approach supports the creation of durable, sustainable furniture solutions suitable for both residential and commercial spaces. Additionally, producing eco-friendly products within a circular economy framework helps meet the rising demand for environmentally responsible alternatives.

Startup Cost Analysis:

Estimated Initial Investment: ₹10,00,000 – ₹20,00,000
Details: Expenses include plastic recycling equipment, molds, and design.

Market Potential:

  • The market for circular economy furniture experiences high growth rates.
  • Increasing environmental consciousness
  • Potential market share: 3-7% in local markets

Required Skills:

  • Material engineering
  • Design thinking
  • Waste management
  • Basic manufacturing processes
  • Marketing and sales

Equipment:

  • Plastic recycling machinery
  • Molding and shaping equipment
  • Quality testing instruments
  • Cutting and finishing tools
  • Computer-aided design software

10. Precision Agricultural Drone Manufacturing

Advanced drone technologies built for Indian agriculture conditions will revolutionize agricultural monitoring as well as management practices. Agricultural drone manufacturing must produce inexpensive equipment which performs well for crop observation and both exact farming techniques and full data acquisition duties. The company should develop modern aerial imaging and data analysis systems which improve crop returns and deliver valuable farm management information to farmers.

Cost Analysis:

Estimated Initial Investment: ₹25,00,000 – ₹60,00,000
Details: High costs due to advanced technology, research, and skilled labor.

Local Market Opportunity:

  • The agricultural drone market will experience a 35% yearly growth pattern.
  • Increasing adoption of precision farming techniques
  • Government support for agricultural technology

Government Support:

  • Agricultural technology innovation grants
  • Drone policy supportive frameworks
  • Research and development funding
  • Technology startup incentives

Manufacturing Business Ideas in India (Local Focus)

11. Agricultural Equipment Manufacturing

Develop novel harvesting and cultivation gear which affordable to small and marginal farmer operations to transform Indian agriculture. Create new solutions that resolve agricultural difficulties in the region while enhancing production measures and operational efficiency. You should develop inexpensive tools that support farmers in crop cultivation and irrigation and harvest procedures so they have more strength in their agricultural abilities. Modern agricultural development requires combining technology with user-friendly systems and sustainable farming approaches to evolve traditional farming methods.

Cost Analysis:

Estimated Initial Investment: ₹15,00,000 – ₹35,00,000
Details: Costs for machinery, raw materials, and meeting local agricultural standards.

Local Market Opportunity:

  • The worth of the Indian agricultural equipment market currently stands at $8.5 billion.
  • Growing mechanization in rural sectors
  • Government support for agricultural innovation

Government Support:

  • Agricultural infrastructure development schemes
  • Subsidies for farm equipment
  • Technology innovation grants for agricultural sector
  • Pradhan Mantri MUDRA Yojana loans

12. Rural Renewable Energy Solution Manufacturing

Build rural energy transformation through development of economical renewable energy technology options for local applications. Develop first-rate solar microgrids alongside portable solar tools and decentralized power systems for population centers without modern energy access. Sustainable and reliable technologies should serve to overcome essential energy infrastructure problems affecting underprivileged regions. The organization needs to establish flexible solutions which enable rural areas to enhance their standard of living and economic activity while providing community empowerment.

Cost Analysis:

Estimated Initial Investment: ₹20,00,000 – ₹40,00,000
Details: Expenses for technology development, equipment, and training.

Local Market Opportunity:

  • Rural electrification market growing rapidly
  • Government push for renewable energy
  • Significant unserved rural energy market

Government Support:

  • Rural electrification schemes
  • Renewable energy development grants
  • Subsidies for rural energy solutions
  • Technology innovation funding

13. Sustainable Packaging Solutions for Enterprises

Corporate sustainable packaging should benefit from newer and cleaner design solutions. Advanced design and development of packaging technology should include recycled materials, biodegradable materials, and cutting-edge manufacturing technology. Develop the packaging to achieve the goal of maintaining product safety and the said look in a very corporate way. Keep in line with the principles of a circular economy by designing packaging that is smart and green. 

Cost Analysis:

Estimated Initial Investment: ₹10,00,000 – ₹25,00,000
Details: Costs for machinery, raw materials, and certifications.

Target Market: 

  • E-commerce platforms
  • Consumer goods manufacturers
  • Technology product companies
  • Food and beverage industry
  • Logistics and courier enterprises

Quality Control: 

  • Sustainability certification
  • Material performance testing
  • Environmental impact assessment
  • Standard on durability and protection
  • Regulatory compliance verification

Sales and Distribution Strategies: 

  • Integrate sustainability consulting in
  • Corporate sustainability partnership programs
  • Design of customized packaging solutions
  • Digital marketing targeting enterprise decision makers
  • Models of performance-based pricing

14. Electric Vehicle Component Manufacturing

The company manufactures specific electric vehicle technology elements through the creation of battery containers as well as electrical connectors and thermal control frameworks. The sector of electric mobility will receive support through the development of state-of-the-art manufacturing solutions. You should design advanced electric vehicle parts which boost system performance and efficiency while supporting green operations.

Cost Analysis:

Estimated Initial Investment: ₹30,00,000 – ₹70,00,000
Details: High costs due to advanced technology, precision manufacturing, and compliance with automotive standards.

Market Analysis:

  • The global electric vehicle market has a projected value of $957.42 billion which will be reached by 2028.
  • Increasing government support for electric mobility
  • Rapid technological advancements in EV technologies

Funding Options:

  • Automotive technology venture capital
  • Government automotive innovation grants
  • Strategic automotive industry partnerships
  • Electric mobility investment funds
  • Research and development financing

B2B Manufacturing Business Ideas

15. Advanced Renewable Energy Components

The organization produces tailored components for renewable energy devices, especially solar panel racks, wind turbine assemblies, and energy storage systems. High-precision engineering solutions will aid the worldwide energy transition towards sustainability. Your task should be to design groundbreaking components that increase renewable energy technology efficiency, durability, and operational performance.

Cost Analysis:

Estimated Initial Investment: ₹25,00,000 – ₹60,00,000
Details: Expenses for specialized equipment, research, and certifications.

Market Analysis:

  • The renewable energy market will increase at an annual rate of 8.4 percent.
  • Increasing global focus on sustainable energy solutions
  • Potential for government and private sector contracts

Funding Options:

  • Green technology investment funds
  • Government sustainable energy grants
  • Clean energy development loans
  • Private equity investments
  • Technology innovation accelerators

16. Industrial Automation Components Manufacturing

The company will develop complex automated components for manufacturing that enhance productivity throughout various industrial sectors. The manufacturing company must create high-performing sensors alongside programmable logic controllers as well as innovative control systems to enhance industrial procedure efficiency. Engineers should develop new technologies which minimize production expenditures and improve industrial output besides driving digital manufacturing implementations in industrial facilities. The company delivers revolutionary components to establish advanced interconnected industrial networks.

Cost Analysis:

Estimated Initial Investment: ₹20,00,000 – ₹50,00,000
Details: Costs for precision equipment, technology, and skilled labor.

Target Market:

  • Automotive manufacturing
  • Electronics production
  • Pharmaceutical manufacturing
  • Food processing industries
  • Aerospace and defense sector

Quality Control:

  • ISO 9001:2015 certification process
  • Rigorous testing protocols
  • Statistical process control
  • Third-party quality verification
  • Continuous performance monitoring 

Sales and Distribution Strategies:

  • Direct B2B sales team
  • Industry trade show participation
  • Technical partnership programs
  • Online industrial component marketplace
  • Customized solution development

17. Medical Device Component Manufacturing

The establishment produces custom high-precision medical device components as components for healthcare technology industry products. The company should produce advanced medical-grade components by developing specialized materials that satisfy industry regulations. Manufacture new diagnostic instrumentation and medical research devices as well as healthcare technological products. The organization will prioritize accurate engineering methods alongside product quality measurements as well as full adherence to medical industry standards.

Cost Analysis:

Estimated Initial Investment: ₹35,00,000 – ₹80,00,000
Details: High costs due to stringent regulations, precision manufacturing, and quality control.

Market Analysis:

  • Medical device manufacturers expect their market value will grow to $745.15 billion during the next decade.
  • Growing healthcare technology innovations
  • Increasing demand for specialized medical components

Funding Options:

  • Healthcare technology venture capital
  • Medical innovation grants
  • Research and development funding
  • Strategic medical industry partnerships
  • Government healthcare technology support programs

18. Advanced Filtration System Manufacturing

The company needs to develop transformational filtration solutions that solve vital industrial contamination issues in different industries. Establish unique systems which will treat water as well as purify air and enhance industrial production methods. The company designs top-level filtration systems which satisfy both strict environmental standards and sustainability requirements. Engineers should design technological innovations which defend human well-being yet retain environmental quality at the same time they boost efficient municipal and industrial process execution.

Cost Analysis:

Estimated Initial Investment: ₹15,00,000 – ₹40,00,000
Details: Expenses for specialized materials, equipment, and testing facilities.

Target Market:

  • Water treatment facilities
  • Chemical processing plants
  • Pharmaceutical manufacturing
  • Food and beverage production
  • Environmental management companies

Quality Control:

  • International filtration standards compliance
  • Performance certification processes
  • Material durability testing
  • Contamination resistance verification
  • Environmental impact assessment

Sales and Distribution Strategies:

  • Technical consultative selling approach
  • Engineering partnership programs
  • Performance guarantee offerings
  • Global distribution network development
  • Customized filtration solution design

19. Precision Machined Industrial Components

The company exclusively manufactures highly accurate technologically advanced precision machined industrial components. The company applies top CNC machining technologies along with innovative production methods to manufacture difficult metal and composite parts. Manufacturing business ideas in this sector can focus on The production of components with high tolerance levels fulfills specialized requirements in aerospace applications as well as medical industries and robotics and advanced technology domains. The company delivers leading engineering solutions to maintain superior manufacturing precision capabilities.

Cost Analysis:

Estimated Initial Investment: ₹20,00,000 – ₹50,00,000
Details: Costs for CNC machines, raw materials, and skilled operators.

Target Market:

  • Aerospace engineering
  • Medical device manufacturers
  • Robotics and automation companies
  • Renewable energy equipment producers
  • Advanced technology manufacturers

Quality Control:

  • Micron-level precision measurements
  • Material traceability protocols
  • Non-destructive testing methods
  • Dimensional accuracy verification
  • International quality certifications

Sales and Distribution Strategies:

  • Engineering-focused sales approach
  • capability demonstrations
  • Rapid prototyping services
  • Global supply chain integration
  • Collaborative product development

20. Advanced Electronic Circuit Board Manufacturing 

Engineer high-performance electronic circuit boards for critical technological and industrial applications. Develop complex multilayer circuit designs by using advanced manufacturing technologies and innovative material sciences. All sorts of sophisticated electronic components catering to telecommunications, medical technology, industrial control systems, and emerging technological innovations will be created. Provide precision-engineered solutions that drive technological advancement across multiple sectors.

Cost Analysis:

stimated Initial Investment: ₹30,00,000 – ₹70,00,000
Details: High costs due to cleanroom facilities, precision equipment, and quality assurance.

Target Market:  

  • Telecommunications infrastructure
  • Medical technology manufacturers
  • Industrial control systems
  • Automotive electronics
  • Renewable energy technology providers

Quality Control:  

  • Advanced electronic testing protocol
  • Signal integrity verification
  • Thermal performance evaluation
  • Electromagnetic compatibility assessment
  • Reliability and durability endorsement

Sales and Distribution Strategies:  

  • Technical sales engineering team
  • International electronic component networks
  • Custom design consultation services
  • Technology innovation partnerships
  • Performance-based procurement models.

Sales Marketing Strategies for Manufacturing Companies

  • An Integrated Digital Marketing and Online Presence: Develop a multi-channel, comprehensive digital strategy that combines social media, content generation, and strictly targeted online ads.
  • Trade Shows and Networking: Attend trade shows and industry conferences to showcase products and build business contacts.
  • Strategic Partnering: Partner with complementary enterprises to extend market reach and work in integrated solutions.
  • Development-Oriented to the Customer Product: Feedback incidence and continuous customer perceptions improvements.
  • Sales by Data: Trope analytics and market intelligence research to guide sales for upcoming opportunities. 
  • Omni-channel Approach to Selling: Provide a fully equipped sales channel over the Internet, in front of people, and through distributors. 

Also Read: Best Earning Apps Without Investment

Conclusion 

Manufacturing business ideas to Embrace grounded innovation frontiers spanning sustainability and technological transformation. Today’s youth are willing to latch on to such emerging technologies, bring greening into their profile, and model adaptive business models, which will yield exceptional opportunities across sectors. Manufacturing is transforming from eco-friendly to very advanced electronic components due to the digital technology thrust, sustainability obligation, and market dynamics worldwide.

Such success depends upon more than hard-core technical expertise. Such entrepreneurs are advised to develop a holistic view combining these various elements: technological innovation, market intelligence, sustainable practices, and flexibility-strategic flexibility. Thus, the most promising manufacturing businesses will master combining high-definition technologies with major global challenges to create value through new solutions surpassing those typically within the bounds of all industries.

Frequently Asked Questions

How much capital is needed to start a little manufacturing business? 

Capital requirements vary from $20,000 MN to $500,000+ for more complex manufacturing businesses.

Which are the most promising manufacturing business ideas to Start in 2025? 

Sustainable technology, personalized manufacturing, green energy solutions, and advanced materials are highly promising sectors to be in.

How do I fund my manufacturing business? 

Any personal savings, bank loans, venture capital, government grants, or angel investors could be used.

Which skills are important for manufacturing entrepreneurs? 

Technical knowledge, business sense, digital literacy, ability to solve problems, and adaptability are critical skills.

How long is the time frame from business idea to operation for a manufacturing plant? 

Usually, it takes 6-18 months from concept development to the commencement of first operations, depending on the complexity of the business.