Washine (Shanghai) is specialized in water treatment of industrial recirculating water, industrial process water, large central air conditioning recirculating water, boiler water and medium water, and a professional provider in technical support of water treatment chemicals and water treatment. The products mainly cover the following industries: Electric power, coal, paper-making, metal refining, petrochemical, automobile, medicine, micro-electronics, etc. The company also supplies EST series special detergent, antiscale corrosion inhibitor, sterilization algicide, EPT series water treatment equipment. Washine is also the sole provider of high pressure large flow rate fibre-glass epoxy sand filter and branch filter system, and intelligent on line blowdown feed in system.

There are three subsidiaries under Washine (Shanghai), which are Shanghai Wan Sen Water Treatment Co., Ltd (established in Sep., 1995), Shanghai Wan Sen Environment and Engineering Co., Ltd and Shanghai Wan Sen Environmental Technology Co., Ltd. The Washine (Shanghai) today has become the top professional system water treatment manufacturer and service provider in China, possessing 386 patents of water treatment equipment and pharmacy, which are widely applied in various water treatment systems and industrial production processes.