Welcome to zhejiang hengsen machine electrical Co.,Ltd, which is a specialized manufacture base for copper valves, water-heating pipes, air-conditioner parts in Zhejiang province.
We have a very professional engineering team, including nearly 150 professional and technical personnel. They are in charge of solving any technical problems for our customers during the business and after sales.
Nowadays our major products are above 500 varieties and more than 3000 specifications, such as 'Hengsen' values, red copper elbows, two-way, three-way, electric valves, temperature controllers. 
We are able to produce all kinds of goods in accordance with your special OEM/ODM requirements, To broaden our reach in global markets, we are now looking for new partners internationally.  
   Focusing on making the product quality completely reaching the national...