Yuyao Poly Water Purifying Systems Co., Ltd . Which located in Yuyao city, the hometown of Carbon Block Filters Manufacturers mould and plastic in China, only 50km away from Ningbo airport, cost two hours from Shanghai. Our company specializes in manufacturing water purifying equipments: RO Water System, Counter Top Water Purifier, Tap Water Filter, Filter Housing, Filter Cartridge, Pitcher, Quick Fitting and Filter Housings Manufacturers other water filter parts. [Detail]