Shanghai Gesin Industrial Co., Ltd. is located in Shanghai, China Our main products include brass fittings ,copper pipe and fittings, plastic fittings ,stainless steel fittings and CNC machining parts. Gesin has a professional R&D team and advanced equipment. Products can meet all kinds of customers requirements all over the world. Gesin implements modern enterprise management and committed to the enterprise to create a professional unity, innovation, win-win team. We focus on "High ...