QDX All stainless steel pump housing submersible pump https://www.zhelipump.com/product/deep-well-pump/qdx-all-stainless-steel-pump-housing-submersible-pump.html Zhejiang Zheli New Material Co., Ltd was established on March 9, 2016, authorized by the State TrademarkOffice as "CN-ZHELI". The official date of the brand is June 28, 2016.