Headquartered in Zhoushi Town, Kunshan City, Jiangsu Province, the company has 3 intelligent production bases, equipped with internationally advanced twin-screw extrusion lines, precision mixing equipment and full-process testing instruments, realizing fully automated control from raw material formulation to finished product delivery.
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Industry Leadership
With over two decades of experience, the company has evolved into a leading domestic comprehensive solution provider for thermoplastic elastomers in China.
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Large Production Capacity
Operating on 100 mu of self-owned land with 3 production bases and nationwide offices, the company boasts an annual production capacity of 100,000 tons.
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Intelligent Manufacturing
Equipped with internationally advanced twin-screw extrusion lines and precision mixing equipment, the bases realize fully automated control from raw material formulation to finished products.
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Quality Assurance & Customization
Strictly following the ISO 9001:2015 system, it ensures stable product performance and efficient delivery to meet large-scale customized order needs across various industries.
About Us
Founded in 2003, KUNSHAN KESUN POLYMER CO., LTD. is a professional manufacturer integrating R&D, production and sales of thermoplastic elastomers.
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01
The factory strictly follows the ISO 9001:2015 quality management system.
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02
Founded in 2003, KUNSHAN KESUN POLYMER CO., LTD.
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03
We are one of the leading TPE/TPV/TPU manufacturers in China
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Market Development Trends Of Thermoplastic Polyester ElastomersMar 20, 2026Driven by the continued growth of the global economy and the pursuit of a high-quality lifestyle, market demand for TPEE is steadily rising.read more
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TPPE Materials RevealedMar 19, 2026What is TPPE? TPPE (Thermoplastic Polyester Elastomer) is a polymeric material that combines the elasticity of rubber with the processability of plastic.read more
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Physicochemical Properties Of Thermoplastic Polyester ElastomersMar 18, 2026By adjusting the ratio of soft to hard segments, the hardness of polyether-ester elastomers can be varied across a wide range (Shore D 32–82); their elasticity and strength fall between those of ru...read more
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Introduction To Thermoplastic Polyester ElastomersMar 17, 2026Thermoplastic Polyester Elastomer (TPEE)—also known as polyester rubber or TPC-ET—is a linear block copolymer composed of rigid segments of polybutylene terephthalate (PBT) and flexible segments of...read more
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Is TPU A Soft Plastic Or A Hard Plastic?Mar 16, 2026Thermoplastic Polyurethane (TPU) acts like the "Transformer" of the elastic world; its degree of hardness or softness depends entirely on the arrangement of its molecular chains.read more
Of KeSun Polymer






