Shenzhen IVS Flow Control Co.,Ltd is one of the leading water filters, pressure relief valve, scada system, gas compressor, pipe benders manufacturers and suppliers in China, welcome to wholesale customized water filters from our factory. With one highly dedicated R&D team led by some experts and professors, IVS has designed and manufactured a series of advanced high-tech equipment, and achieved many state invention patents, utility model patents and pressure control software copyrights.