Hangzhou SRT Pump Co.,Ltd. Was jointly invested by Hangzhou Pump Investment Co., Ltd. (Hangzhou Pump General Factory) and Sta-Rite industries ,Inc. -one of the biggest pump manufacturers in USA. Its total investment amounted to US$20.83 million. The joint venture now is one of the 500 largest machinery industrial enterprises in China and also the biggest submersible pump producer inside our country. The joint venture is a key enterprise in Zhejiang province. It owns first level assembly lines for submersible pumps and advanced pump performance test room. Its annual output for various pumps reached 150,000 sets