Set up in March, 2000, Zhejiang Shuanghuan Plastic Valve Enterprise. Ltd. is a Sino-American cooperative enterprise derived from Huangyan Xingda Mould Factory (set up in 1992). We have USD2,500,000 registered fund, and the annual production value is over RMB200 million.

Our company covers an area of 40 thousand square meters, including standard steel structure producing workshop, warehouse, office, dormitory and dinner room. Our company has 822 employees, including 41 senior engineers and technicians. More and more talents are entering our company from Beijing, Shanghai and Shenzhen, preparing for standing in international market.

At present, we have 12 automatic production lines and 156 various plastic injecting machines (60-6500 g), 10 mixing material, 30 sets of machine tools and some advanced testing systems that meet craftsmanship and technique needs. We are equipped with Tensile Testing Machines, Vion Softening Temperature Apparatus, PHI Testing Machines, Speeding Thicker Apparatus, Compact Testing Machines, Low Temperature Refrigerators, Fluid Measurement Apparatus, and Testing Machines of Resistance to internal pressure for plastic pipes and fittings.

The annual turnout of our company is 10000 tons of PVC and 3000 tons of PPR. The main products are supplying and draining pipes, ball valves, butterfly valves, PPR pipes, fittings, and hot and cold ball valves.

We take market as lead, insisting on depending on science and technology to progress, and accelerating the development of our enterprise.

Through our incessant effort, we have got SGS Certificate, NSF certificate in the USA and Australian certificate. We have been awarded as followings:
Star Private Enterprise of Taizhou City in 1994.
One of the 500 Largest Private Enterprises of China in 1995.
Recommendatory Products of the Construction Ministry in 1996 (U-PVC Draining Pipes).
Excellent Private Enterprise of Taizhou City in 1997.
High Quality Enterprise of Taizhou City in 1999.
ISO9002 Approved System in Apr. 2001 .
Key Enterprise of Taizhou City in 2002.
One of the Tenth Best Enterprises of Huangyan City in 2003.
Advanced Collective Company in 2004.
Four Star Employee Culture Club in 2007.
A Home of Advanced Employees in 2008.

We have been One of the Annual Top One Hundred Enterprises of Huangyan City for many times

We keep the management policy: To survive on quality, to develop on science, to benefit on management, to credibility on service. We try our best to make every product, dedicating our high quality products to the society.

We take the idea of "Faith, Cooperation, Study and Innovation", making friends based on faith, winning based on cooperation, making progress based on study, and being never defeated based on innovation.

Accelerating the development of Shuanghuan, we kindly welcome talents to enter, making Zhejiang Shuanghuan to be a modern and new corporation.