Qingdao Xingyu Special Sealing Material co., Ltd. was foundedin 2015, is located in Qingdao Jiaozhou City Madian Industrial Parkcovers an area of 20 acres, registered capital of 1 million yuan, Thepredecessor was Qingdao Roewe Precision Valve Co., Ltd., which wasestablished in 2010, The main business is the R&D, production andsales of polyurethane foam caulk valves, rubber silicone and othercomposite sealing gaskets, various aerosol valve stamping, injectionmolding accessories and other seals, with an annual design capacityof 500 million pieces and more than 50 employees