The registration address of hangzhou failong filter technology ltd. Is located in 4 units, 1601, located in wanda commercial centre, hangzhou city, zhejiang province, covering general items: sale of gas, liquid separation and pure equipment; sale of specialized equipment for the protection of the environment; sale of ecological materials; sale of industrial textiles; sale of plastic products; sale and development of metal products; sale of metal structures; import and export of goods; and import and export of technology。