As a leading manufacturer of mechanical seals and sealing products in China, Sino-Seals Co., Ltd, with over two hundred staff, in our three factories, are specialized in designing, manufacturing and marketing mechanical seals and sealing products. Founded in 1999, Sino-Seals continue to rapidly grow through our exceptional investments and design development. headquartered in Beijing, have three modern factories in China. Through constant development of more than 20 years, We have formed mechanical seals, Encapsulated o-ring, Silicon carbide products, Wave springs ,Tungsten Carbide, Alumina Ceramic, Carbon etc Products…