Ningbo Zhaohua Environmental Protection Technology Co., Ltd. (formerly Zhaohua plastics products factory) located in the vigorous Ningbo Hangzhou Bay New Area The Hangzhou Bay Bridge Exit 5 km south of Hangzhou Ningbo Expressway, convenient transportation. The company's main products are: high voltage switch, low voltage switch, water switch, TDS probe, electronic flowmeter, pressure reducing valve,Check valves, relief valves, mechanical floating ball, pipeline machines, taps, fast joints and other water purifier parts, has been insisting for many years"Continuous innovation, quality based" business purposes! For the vast number of users at home and abroad to provide quality and reasonable prices of products.Warmly welcome new and old customers to negotiate.