Jiaxing Nanyang Wanshixing Chemical Co., Ltd. is situated in the Zhapu National Chemical Industrial Park of Jiaxing City, boasting a strategic geographical location and convenient transportation. Specializing in the production and sales of WNY series liquid epoxy resin curing agents - methyl metrahydrophthalic anhydride (MTHPA), the company operates the world's largest MTHPA curing agent production base.

Innovation serves as the lifeblood of our Group's evolution, propelling an endless voyage of sustainable advancement. Wanshixing is committed to breaking through technical barriers, refining production processes, and elevating manufacturing efficiency to new heights.

Equipped with eight state-of-the-art MTHPA (methyl tetrahydrophthalic anhydride) production lines integrated with cutting-edge automation and precision detection systems, we implement a comprehensive quality assurance system to ensure unwavering product consistency and exceptional performance.

Furthermore, the company enforces rigorous management protocols in quality control, environmental stewardship, occupational health&safety, having obtained ISO 9001 (Quality Management) and ISO 14001 (Environmental Management) certifications. As an executive council member of the China Synthetic Resin Association and standing committee member of the National Epoxy Resin Technology Application Society, Wanshixing has been recognized with prestigious honors including: 

- National High-Tech Enterprise 

- Zhejiang Provincial "Specialized, Sophisticated, Distinctive, and Innovative" SME 

- Zhejiang Provincial High-Quality MTHPA R&D Center 

- Jiaxing Municipal Enterprise Technology Center 

- Jiaxing Green Factory Certification 

With multiple national technology patents secured, the company has established itself as an industry benchmark, laying a robust foundation for sustainable technological leadership and long-term operational excellence.

Our flagship product, the WNY series liquid epoxy resin curing agent - methyl tetrahydrophthalic anhydride (MTHPA), boasts exceptional electrical properties and mechanical resilience post-curing with epoxy resins. This technological advantage has not only secured a dominant position in domestic markets but also garnered international acclaim, with exports spanning global markets and earning widespread recognition from industrial clientele worldwide.

As a liquid acid anhydride-type epoxy resin curing agent, methyl tetrahydrophthalic anhydride (MTHPA) demonstrates versatile applications across critical industrial domains. It plays an indispensable role in construction fiber-reinforced polymer (FRP) bars, high-voltage instrument transformers, power transformers, high-speed rail systems, and wind turbine generators, delivering unparalleled material performance.

With continuous technological advancements and expanding market reach, Wanshixing's cutting-edge solutions are poised to penetrate emerging sectors, driving sustainable progress through innovative material science applications that empower global infrastructure development. 

Guided by our corporate philosophy of "Integrity as Foundation, Trust as Priority, Harmony as Essence", we implement meticulous management protocols and cultivate a people-centric corporate culture that values every operational nuance. 

At the same time, we actively take part in social welfare programs and carry out our social responsibilities. Through these efforts, we aim to create shared success where the company grows alongside society, and employees thrive together with the business.

Wanshixing perpetually pioneers uncharted frontiers in material science, where scientific advancement converges with infinite possibilities. 

Our Service

Pre-sales

* Timely reply, real-time online, professional team, provide the best price and high quality products.

* Provide sample test

* Each batch is tested before shipment to ensure reliable product quality.

After-sale service

* Real logistics information tracking. 
* Product consulting services are available at any time.

* If you encounter product quality problems, you can provide a return or money-back guarantee for the sold goods.