WQS Technologies Co., Ltd located in Suzhou Industrial Park at the center of China’s well-developed Yangtze River Delta Economic Zone. WQStech has been dedicated to the R&D, production, and sales of water quality sensors, testing instruments, and monitoring system platforms. Combining advanced sensing and digital technologies, WQStech offers innovative and cost-competitive solutions to the global water quality monitoring marketing.

WQStech launched a full series of optical dissolved oxygen sensors based on state-of-the-art luminescent lifetime technology. In addition to optical dissolved oxygen sensors, WQStech also provides turbidity, TSS, pH, ORP, CT, OIW, BGA, chlorophyll, COD, NH4-N, multi-parameter sensor, handheld meter, controller and etc.

Our products are distributed in the global market, and we are committed to becoming a one-stop water quality monitoring service provider.