Beijing Sierzutuo Technology Co., Ltd. is a professional manufacturer of GEL insoles in China, which is specialized in study, production and sales of all kinds of foot care products with different materials, such as silicone insoles, gel insoles, liquid gel insoles, EVA foam, PU foam, PE (polyethylene) foam insoles and poly insoles. We have our own self-contained research team to develop new products constantly with Adopting European balance theory and Analyzing foot movement of the mechanical characteristics, which is designed according to acupuncture point massage of Traditional Chinese...