About Us




NINGBO Zhenpeng Plumbing Fittings Co., Ltd is a Chinese manufacturer with high developing potential specialized in the production of PPSU PEX fittings, PPSU valves, plastic products, and customized mold design. Over 30 years' R&D experience in mold design makes this developing team more competitive in the high-precision plastic product injection industry.



Zhenpeng is committed to fulfill customer's requirements and improve customer satisfaction by providing excellent manufacturing service via high-quality products, professional technical team and in-time customer service. We also welcome the cooperation opportunity to develop new products together.



NINGBO Zhenpeng Plumbing Fittings Co., Ltd was founded in 2000 in Cixi city, Zhejiang province. It started to design and produce PPSU fitting since 2007. Over a decade of development, Zhenpeng now has a good reputation in the PPSU fitting industry worldwide. Its products have been sold to North America, Europe, Australia, and China. Its main customers are large corporations and distributors all over the world.


Founder & CEO Mr. Peng Chen is a professional mechanical and material engineer since 1985. He is in charge of product development and improvement from the beginning. He insists on the expertise of the company's developing road map and advocates the usage of a lead-free drinking system.


Now the company has 8 product series: ASTM F2159 poly alloy fittings, ASTM F2159 crimp stop poly alloy fittings, ASTM F2159 large-diameter poly alloy fittings, ASTM F1960 cold expansion fittings, Metric size cold expansion fittings, PPSU manifolds, PPSU ball valve, PEX accessories.


The company is adopted the quality control system of ISO9001:2015. Its products have passed the corresponding market tests to obtain the relevant certifications. The products are certified by UPC, NSF/ANSI 61, NSF/ANSI 14, AENOR, Watermark.


Why choose us

Capacity : Over 10000 square meters land and over 15000 square meters construction area. Currently the factory is equipped with 60 injection machines and an advanced centralized feeding system.

Cost : High efficiency and large volume makes our production cost very low.

Customizationt : The independent and experienced R&D team can develop new products according to the customer’s drawings or samples.

Qualification : The factory is adopted of ISO 9001. The products are certified by UPC, NSF/ANSI 61, AENOR and WATERMARK.

Quality : We have our own laboratory and advanced testing equipment to ensure product quality.

Service : Our factory is close to NINGBO port and SHANGHAI airport. We offer in-time customer service and product warranty for all customers.