Nanjing Spring & Autumn Biological Engineering Co., Ltd.
Nanjing Spring & Autumn Biological Engineering Co., Ltd.
🇨🇳 China, Jiangsu
200351-100 peopleManufacturer
Nanjing Spring & Autumn Biological Engineering Co., Ltd. is a versatile manufacturer and high-tech enterprise based in Nanjing, China, with a legacy dating back to 1969. The company operates across two distinct industrial sectors: automotive hardware and biological engineering. As a specialized manufacturer of automotive components, it produces a wide range of brake hardware, including brake pad clips, bushings, springs, rollers, and camshaft components. The company is a recognized OEM supplier for domestic axle factories and maintains a strong international presence, exporting over 50% of its production to North America, Europe, and South America. Its automotive division is supported by a 2,000 sqm factory, Japanese automatic processing equipment, and IATF 16949 certification.
In the biological sector, the company functions as a high-tech enterprise composed of experienced natural products chemists. This division focuses on the extraction and separation of chemical compositions from plants, specializing in functional healthcare raw materials, cosmetic ingredients, and natural drug intermediates. Their portfolio includes over 600 types of TCM reference materials and high-purity natural compounds such as Xanthohumol, Ingenol, and Ginseng Extract. These products serve the pharmacology and drug industries, supporting research into anti-tumor, anti-inflammatory, and anti-aging compounds.
With a workforce of 51 to 100 employees and an annual output value exceeding US$100 million, the company combines long-standing manufacturing expertise with modern R&D capabilities. They offer comprehensive OEM and ODM services, providing customized solutions ranging from industrial automotive parts to milligram-to-kilogram scale plant extracts.
OEM manufacturerOffers OEM services for customized brand manufacturing.
Product customizationOffers full customization for design and features.
Industry association memberMember of China General Machine Components Industry Association, East China Spring Industry Association association.
High-tech enterpriseRecognized as a high-tech or innovative enterprise.
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Good Quality Brake Shoes Applicated Small Compressed Spring
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Good Quality Brake Shoes Applicated Small Compressed Spring, Find Details and Price about Spring Auto Parts from Good Quality Brake Shoes Applicated Small Compressed Spring - Nanjing Spring Co., Ltd.$0.01
Chinese Factory High Quality Low Price Brake Return Spring
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Chinese Factory High Quality Low Price Brake Return Spring, Find Details and Price about Spring Auto Parts from Chinese Factory High Quality Low Price Brake Return Spring - Nanjing Spring Co., Ltd.$0.1
Nanjing Factory Heavy Duty Good Quality Brake Hardware Kit 4709/4725/4726
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Nanjing Factory Heavy Duty Good Quality Brake Hardware Kit 4709/4725/4726, Find Details and Price about 4709 4709es2 from Nanjing Factory Heavy Duty Good Quality Brake Hardware Kit 4709/4725/4726 - Nanjing Spring Co., Ltd.$1
Brake Hardware Kits Brake Shoes Applicated Small Tension Spring
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Brake Hardware Kits Brake Shoes Applicated Small Tension Spring, Find Details and Price about Spring Auto Parts from Brake Hardware Kits Brake Shoes Applicated Small Tension Spring - Nanjing Spring Co., Ltd.$0.1
8" Red Electrophoretic Paint Brake Shoes Applicated Return Spring
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8" Red Electrophoretic Paint Brake Shoes Applicated Return Spring, Find Details and Price about Spring Auto Parts from 8" Red Electrophoretic Paint Brake Shoes Applicated Return Spring - Nanjing Spring Co., Ltd.$0.1
Brake Shoes Brake High Quality Hardware Kits Applicated Return Tension Gas Spring
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Brake Shoes Brake High Quality Hardware Kits Applicated Return Tension Gas Spring, Find Details and Price about Spring Auto Parts from Brake Shoes Brake High Quality Hardware Kits Applicated Return Tension Gas Spring - Nanjing Spring Co., Ltd.$0.1
Brake Shoes Brake High Quality Hardware Kits Applicated Return Tension Spring
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Brake Shoes Brake High Quality Hardware Kits Applicated Return Tension Spring, Find Details and Price about Spring Auto Parts from Brake Shoes Brake High Quality Hardware Kits Applicated Return Tension Spring - Nanjing Spring Co., Ltd.$0.1
High Quality Reasonable Price Brake Shoes Return Spring
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High Quality Reasonable Price Brake Shoes Return Spring, Find Details and Price about Spring Auto Parts from High Quality Reasonable Price Brake Shoes Return Spring - Nanjing Spring Co., Ltd.$0.1
Chinese Manufacturer High Quality Low Price 4720 / E-9644 Brake Return Spring with Shot Peening
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Chinese Manufacturer High Quality Low Price 4720 / E-9644 Brake Return Spring with Shot Peening, Find Details and Price about OE Spring Auto Parts from Chinese Manufacturer High Quality Low Price 4720 / E-9644 Brake Return Spring with Shot Peening - Nanjing Spring Co., Ltd.$0.1
Chinese Factory High Quality Low Price Brake Repair Kit 4709/4725/4726
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Chinese Factory High Quality Low Price Brake Repair Kit 4709/4725/4726, Find Details and Price about 4709 4709es2 from Chinese Factory High Quality Low Price Brake Repair Kit 4709/4725/4726 - Nanjing Spring Co., Ltd.$1
Brake Shoes Brake High Quality Hardware Kits Applicated Return Tension Clock Spring
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Brake Shoes Brake High Quality Hardware Kits Applicated Return Tension Clock Spring, Find Details and Price about Spring Auto Parts from Brake Shoes Brake High Quality Hardware Kits Applicated Return Tension Clock Spring - Nanjing Spring Co., Ltd.$0.1
Good Heat Treatment Reasonable Price Color Zinc Screw
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Good Heat Treatment Reasonable Price Color Zinc Screw, Find Details and Price about Heat Treatment Hardness from Good Heat Treatment Reasonable Price Color Zinc Screw - Nanjing Spring Co., Ltd.$0.1
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Certifications
IATF 16949
1
International Automotive Task Force 16949
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Key export market
🇲🇽 Mexico🇲🇽 Mexico
🇺🇸 United States🇺🇸 United States
🇧🇷 Brazil🇧🇷 Brazil
🇹🇷 Turkey🇹🇷 Turkey
🇮🇳 India🇮🇳 India
🇺🇦 Ukraine🇺🇦 Ukraine
🇨🇦 Canada🇨🇦 Canada
North AmericaNorth America
EuropeEurope
South AmericaSouth America
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Jiangsu Xietong Pharmaceutical Bio-Engineering Co., Ltd., also known as Xietong Shengwu, is a high-tech manufacturer and trading company specializing in the research, development, and production of laboratory animal diets and supplies. Founded in 1997 and headquartered in Nanjing, China, the company operates extensive manufacturing facilities including a 4,000 sqm headquarters and a specialized production line in Yangzhou. With a total annual productivity capacity of over 150,000 tons, the company serves the global life science and biomedical industries.
The company's comprehensive product portfolio includes specialized diets for lab rats, mice, canines, monkeys, and guinea pigs. Their expertise covers various formulations such as SPF grade irradiated diets, maintenance pellet diets, growth and breeding feeds, and specific nutrition for immunodeficient animals. These products are designed to meet rigorous standards for laboratory environments, including CRO-specific requirements and SPF grade animal feed standards.
Employing between 101 and 200 professionals, Jiangsu Xietong Pharmaceutical Bio-Engineering Co., Ltd. offers OEM services to meet custom client specifications. The company maintains a strong international presence, exporting its specialized animal nutrition solutions to diverse markets across South America, Eastern Europe, Southeast Asia, the Middle East, and Eastern Asia.
Customized Pellet Food$45
Lab Rabbit Growth and Breeding Diet$45
Autoclavable Lab Rat and Mouse Growth and Breeding Pellet Diet Dried Animal Food in Bag Packaging for Animals$45
Transgenic Lab Rat and Mouse Irradiated Diet Animal Feed Pellet with Amino Acids Dried Food in Bag Packaging$45
Lab Rabbit Maintenance Diet Dried Animal Feed for Rabbit Food Use Packaged in Bag$45
Immunodeficient Lab Rat and Mouse Irradiated Diet$45
JXT Standard Irradiated Diet for Lab Rats and Mice Dried Animal Food in Bag Packaging$45
Animal Hydrating$65
Lab Rat and Mouse Dried Animal Feed Growth and Breeding Pellet Diet Bag Packaging$45
JXT Standard Irradiated Diet for Lab Rats and Mice Dried Animal Feed Pellet for Pets Packaged in Bag$45
Wholesale Low Price High Quality 60 Fat Supply High Fat Feed Rat Pellet Food$45
Immunodeficient Lab Rat and Mouse Irradiated Diet Dried Animal Feed Pellet Bag Packaging for Pet Use$45
Paragon Bio-Engineering Co., Ltd
🇨🇳 China
2020Fewer than 5 peopleManufacturer/Service Company
OEM manufacturer
Product customization
Low MOQ
Key market
Europe
Description
Paragon Bio-Engineering Co., Ltd is a manufacturer and service company based in Zhenjiang, Jiangsu Province, China, specializing in comprehensive biological and chemical equipment. Established in 2020, the company operates a factory and provides equipment arrangement design, fermentation process support, manufacturing of core equipment with accessories, and biological industry automation systems. They serve the pharmaceutical and biotech industries globally, offering a wide range of fermentation equipment and stainless steel vessels from 5 L to 120 m3. Their product portfolio includes various fermenters and tanks for food, antibiotic, organic acid, pharmaceutical, microbial, bio-organic fertilizer, enzyme production, and soybean feed applications, as well as enzyme preparation vessels and wine containers. Paragon Bio-Engineering Co., Ltd is a contract manufacturer and is certified with ISO 9001.
Fermentation Tank for Pharmaceutical Production$5000