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2025 Top 10 peptide apis Manufacturers in China

Dec 15, 2025

Introduction to Peptide APIs

Peptide active pharmaceutical ingredients (APIs) are short chains of amino acids that play crucial roles in various biological processes. They have gained significant attention in the pharmaceutical industry due to their high specificity, low toxicity, and potential therapeutic applications in areas such as diabetes, cancer, and cardiovascular diseases. Peptide APIs are used in the development of innovative drugs, and China has emerged as a major player in the global peptide API manufacturing market, with a number of companies leading the way in research, development, and production.


Top 10 Peptide APIs Manufacturers in China

1. Shenzhen Biorunstar Biotechnology Co., Ltd

Shenzhen Biorunstar Biotechnology Co., Ltd is a high - tech enterprise dedicated to the research, development, production, and sales of peptide APIs. The company is committed to providing high - quality peptide products and customized services to global customers.


Features in Peptide APIs


  • Diverse Product Portfolio: Biorunstar offers a wide range of peptide APIs, including those for anti - aging, weight loss, and muscle building. Their products are designed to meet the different needs of the pharmaceutical, cosmetic, and health supplement industries.
  • Custom Synthesis: The company has strong capabilities in custom peptide synthesis. They can synthesize peptides according to customers' specific sequences, purities, and quantities. This flexibility allows them to serve a variety of research and commercial projects.
  • Quality Control: Biorunstar adheres to strict quality control standards throughout the peptide production process. From raw material procurement to final product release, each step is carefully monitored to ensure the purity, stability, and safety of the peptides.


Advantages


  • Advanced Technology: The company invests heavily in research and development, using the latest peptide synthesis technologies and equipment. This enables them to produce peptides with high efficiency and quality.
  • Professional Team: Biorunstar has a team of experienced scientists and technicians who are experts in peptide chemistry. Their knowledge and skills ensure the successful development and production of peptide APIs.
  • Global Reach: With a well - established international sales network, Biorunstar can effectively serve customers around the world. They have built long - term partnerships with many pharmaceutical companies and research institutions.


Website: https://www.biorunstar.com/


2. Hangzhou Zhongtai Peptide Biotech Co., Ltd

Hangzhou Zhongtai Peptide Biotech Co., Ltd is a leading manufacturer of peptide APIs in China. The company was founded with the goal of providing high - quality peptide products for the global pharmaceutical market.


Features in Peptide APIs


  • Large - scale Production: Zhongtai has a large - scale production base equipped with advanced production facilities. This allows them to produce peptide APIs in large quantities, meeting the market demand for commercial drug production.
  • Peptide Library: The company has established a comprehensive peptide library, which contains a large number of peptide sequences. This library provides a valuable resource for drug discovery and development, allowing researchers to screen for potential peptide drugs.
  • Process Optimization: Zhongtai continuously optimizes its peptide production processes to improve efficiency and reduce costs. They use advanced purification techniques to obtain high - purity peptide APIs.


Advantages


  • Industry Experience: With many years of experience in the peptide industry, Zhongtai has accumulated rich knowledge and expertise in peptide production. This experience enables them to solve various technical problems and ensure the stability of product quality.
  • Regulatory Compliance: The company strictly complies with international regulatory requirements, such as Good Manufacturing Practice (GMP). This ensures that their peptide APIs can be used in the development of drugs that meet global standards.
  • Research and Development Collaboration: Zhongtai actively collaborates with universities and research institutions to promote the innovation of peptide drugs. These collaborations help the company stay at the forefront of peptide research and development.


3. Shanghai Hanhong Chemical Co., Ltd

Shanghai Hanhong Chemical Co., Ltd is a well - known chemical company that has also made significant contributions to the peptide API field.


Features in Peptide APIs


  • Integrated Production: Hanhong has an integrated production system that covers the entire process from raw material synthesis to peptide API production. This vertical integration allows for better control of product quality and cost.
  • High - Purity Peptides: The company is known for its ability to produce high - purity peptide APIs. They use advanced purification methods, such as high - performance liquid chromatography (HPLC), to achieve purities of over 99% in some cases.
  • Peptide Modification: Hanhong offers peptide modification services, including phosphorylation, acetylation, and glycosylation. These modifications can enhance the biological activity and stability of peptides, expanding their potential applications.


Advantages


  • Chemical Expertise: As a chemical company, Hanhong has strong chemical synthesis capabilities. This expertise is crucial for the production of high - quality peptide APIs, as it allows for precise control of chemical reactions.
  • Quality Assurance System: The company has a strict quality assurance system in place. They conduct multiple quality inspections at each stage of production to ensure that the peptide APIs meet the highest standards.
  • Customer - Oriented Service: Hanhong focuses on providing excellent customer service. They work closely with customers to understand their needs and provide customized solutions, which has earned them a good reputation in the market.


4. Wuhan AstaTech, Inc.

Wuhan AstaTech, Inc. is a high - tech enterprise specializing in the research, development, and production of peptide APIs and related products.


Features in Peptide APIs


  • Green Production Process: AstaTech is committed to developing and using green production processes for peptide synthesis. These processes reduce environmental pollution and energy consumption while maintaining high product quality.
  • Peptide - based Drug Delivery Systems: The company is actively involved in the research and development of peptide - based drug delivery systems. These systems can improve the bioavailability and targeting of peptide drugs, enhancing their therapeutic effects.
  • Fast - Track Production: AstaTech has established a fast - track production system for urgent orders. This allows them to quickly respond to customers' needs, especially in cases where time is of the essence.


Advantages


  • Innovation - Driven: AstaTech places a high emphasis on innovation. They invest a significant amount of resources in research and development to develop new peptide products and technologies.
  • Talent Pool: The company has attracted a group of talented researchers and engineers. Their expertise and creativity drive the continuous development of the company's peptide API business.
  • International Certification: AstaTech has obtained a number of international certifications, which demonstrates its compliance with international quality and safety standards. This makes their products more competitive in the global market.


5. Nanjing Peptide Biotech Co., Ltd

Nanjing Peptide Biotech Co., Ltd is a professional peptide API manufacturer with a focus on providing high - quality products for the life science and pharmaceutical industries.


Features in Peptide APIs


  • Peptide Screening Services: The company offers peptide screening services, which can help researchers identify potential peptide drugs from a large number of peptide sequences. This service is valuable for drug discovery and development.
  • Stable Supply Chain: Nanjing Peptide Biotech has established a stable supply chain for raw materials. This ensures the continuous production of peptide APIs and reduces the risk of supply disruptions.
  • Quality - Driven Production: Quality is the top priority for the company. They use advanced quality control methods, such as mass spectrometry, to ensure the accuracy of peptide sequences and the purity of products.


Advantages


  • Localization Advantage: Located in Nanjing, a city with a strong scientific and technological background, the company can easily access local research resources and talent. This provides a favorable environment for its development.
  • Cost - Effective Production: Nanjing Peptide Biotech has optimized its production processes to achieve cost - effective production. This allows them to offer competitive prices without sacrificing product quality.
  • Customer - Centered Philosophy: The company always puts the needs of customers first. They provide personalized services and technical support to help customers solve problems related to peptide APIs.


6. Suzhou Highfine Biotech Co., Ltd

Suzhou Highfine Biotech Co., Ltd is a leading player in the peptide API manufacturing industry in China.


Features in Peptide APIs


  • Automated Production: Highfine has introduced automated production equipment in its peptide API production process. This automation improves production efficiency, reduces human errors, and ensures the consistency of product quality.
  • Peptide Conjugation: The company offers peptide conjugation services, which can link peptides with other molecules, such as antibodies or nanoparticles. This technology can expand the application scope of peptides in targeted drug delivery and imaging.
  • Quality Traceability: Highfine has established a complete quality traceability system. Every batch of peptide APIs can be traced back to its raw materials, production processes, and quality inspection results, providing customers with greater confidence in the products.


Advantages


  • Technological Innovation: The company is at the forefront of technological innovation in the peptide industry. They continuously explore new production technologies and methods to improve the performance of peptide APIs.
  • Skilled Workforce: Highfine has a skilled workforce that is well - trained in peptide production and quality control. Their professionalism ensures the high - quality production of peptide APIs.
  • Market Reputation: Over the years, Highfine has built a good market reputation for its high - quality products and reliable services. This reputation helps the company attract more customers and expand its market share.


7. Chengdu Kaijie Biotech Co., Ltd

Chengdu Kaijie Biotech Co., Ltd is a company that focuses on the research, development, and production of peptide APIs with a unique approach.


Features in Peptide APIs


  • Peptide - based Diagnostic Reagents: In addition to pharmaceutical peptide APIs, Kaijie is also involved in the development of peptide - based diagnostic reagents. These reagents can be used for the early detection of diseases, providing a new direction for the application of peptides.
  • Continuous Improvement of Production Processes: The company is constantly working on improving its production processes to increase productivity and reduce waste. They use advanced process control systems to monitor and optimize the production of peptide APIs.
  • Collaborative Research: Kaijie actively collaborates with other biotech companies and research institutions. These collaborations allow for the exchange of ideas and resources, promoting the development of new peptide products.


Advantages


  • Regional Advantage: Located in Chengdu, a city with a vibrant biotech industry, Kaijie can benefit from the local industrial ecosystem. It can easily access relevant resources, such as research facilities and talent.
  • Flexible Business Model: The company has a flexible business model that can adapt to different customer needs. Whether it is small - scale research projects or large - scale commercial production, Kaijie can provide appropriate solutions.
  • Focus on R & D: Kaijie places a high priority on research and development. They invest a significant portion of their revenue in R & D to develop new peptide APIs and applications.


8. Tianjin Nankai Hecheng S&T Co., Ltd

Tianjin Nankai Hecheng S&T Co., Ltd is a well - established company in the field of peptide API manufacturing.


Features in Peptide APIs


  • Dual - Function Peptide Development: The company is engaged in the development of dual - function peptides, which can have both therapeutic and diagnostic functions. This innovative approach expands the potential applications of peptide APIs in the medical field.
  • Large - Scale Fermentation Technology: Nankai Hecheng has mastered large - scale fermentation technology for peptide production. This technology allows for the efficient production of peptide APIs, especially those that are difficult to synthesize chemically.
  • Quality Management System: The company has a comprehensive quality management system that complies with international standards. They conduct strict quality control at every stage of production to ensure the safety and efficacy of peptide APIs.


Advantages


  • Long - standing Industry Experience: With a long history in the industry, Nankai Hecheng has accumulated rich experience in peptide production. This experience gives them an edge in solving complex technical problems.
  • Strong R & D Capability: The company has a strong research and development team that is constantly exploring new peptide products and production technologies. Their R & D efforts contribute to the continuous innovation of the company's peptide API business.
  • Industry - University - Research Collaboration: Nankai Hecheng actively collaborates with universities and research institutions. These collaborations help the company stay updated with the latest research findings and promote the transformation of scientific research results into practical products.


9. Beijing Scilight Biotechnology Co., Ltd

Beijing Scilight Biotechnology Co., Ltd is a company that combines advanced technology and scientific research to produce high - quality peptide APIs.


Features in Peptide APIs


  • Nanoparticle - Peptide Complexes: Scilight is involved in the development of nanoparticle - peptide complexes. These complexes can improve the delivery and targeting of peptide drugs, enhancing their therapeutic effects.
  • Peptide - based Vaccine Development: The company is also exploring the development of peptide - based vaccines. Peptide vaccines have the potential to provide a more specific and safer alternative to traditional vaccines.
  • Advanced Analytical Techniques: Scilight uses advanced analytical techniques, such as nuclear magnetic resonance (NMR) and X - ray crystallography, for the structural analysis of peptide APIs. This helps in understanding the properties and functions of peptides at the molecular level.


Advantages


  • Location Advantage: Located in Beijing, the capital city of China with rich scientific and technological resources, Scilight can easily access top - level research institutions and talent. This provides a strong support for its research and development activities.
  • High - End Equipment: The company is equipped with high - end production and analytical equipment. These advanced tools enable the company to produce high - quality peptide APIs and conduct in - depth research on peptide properties.
  • Strategic Partnerships: Scilight has established strategic partnerships with many domestic and international companies. These partnerships help the company expand its market and promote the internationalization of its peptide API products.


10. Qingdao Nanshan Biotechnology Co., Ltd

Qingdao Nanshan Biotechnology Co., Ltd is a company that has made remarkable achievements in the peptide API manufacturing field.


Features in Peptide APIs


  • Marine - derived Peptide Development: Nanshan is focused on the development of marine - derived peptide APIs. Marine peptides have unique biological activities and structures, which provide a new source of potential peptide drugs.
  • Peptide - based Functional Foods: In addition to pharmaceutical applications, the company is also involved in the development of peptide - based functional foods. These foods can have health - promoting effects, such as improving immunity and reducing blood pressure.
  • Sustainable Production: The company is committed to sustainable production practices. They use environmentally friendly raw materials and production processes to reduce the impact on the environment.


Advantages


  • Unique Resource Advantage: Qingdao is a coastal city, providing Nanshan with easy access to marine resources. This unique resource advantage allows the company to explore the development of marine - derived peptide APIs.
  • Diversified Product Portfolio: The company's diversified product portfolio, including peptide APIs for pharmaceuticals and functional foods, gives it a broader market scope. This helps the company reduce market risks and increase its competitiveness.
  • Research and Development Innovation: Nanshan actively invests in research and development to explore new applications and production methods for peptide APIs. Their innovation - driven approach ensures the continuous development of the company.


Summary

China's peptide API manufacturing industry has witnessed remarkable growth in recent years, and the top 10 companies mentioned above are leading the way in this field. These companies have their own unique features and advantages in peptide API production, including advanced technologies, high - quality products, strong research and development capabilities, and excellent customer services. They cover a wide range of aspects, from traditional peptide synthesis to innovative applications such as peptide - based diagnostic reagents and vaccines. With the continuous development of the global pharmaceutical market and the increasing demand for peptide drugs, these Chinese companies are well - positioned to play a more important role in the international peptide API market, contributing to the advancement of the global pharmaceutical industry.


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