Our business scope is primarily focused on the research, development, production, sales, and service of industrial process control instruments and water quality sensors (including pH/ORP, conductivity/resistivity/TDS/salinity, dissolved oxygen, turbidity/suspended solids, residual chlorine/total chlorine/chlorine dioxide/disinfection agents, calcium ion (hardness), fluoride ion, chloride ion, ammonium ion, COD, ammonia nitrogen, nitrate/nitrite, oil in water, chlorophyll, blue-green algae), online water quality automatic monitoring systems (covering CODcr, ammonia nitrogen, total phosphorus, total nitrogen, CODmn, BOD, fluoride, volatile phenols, cyanide, thiocyanate, sulfide, nickel, chromium/hexavalent chromium, copper, manganese, iron, zinc, and other heavy metals), boiler water monitoring equipment (silicate ion, calcium phosphate, sodium ion, hydrazine, hardness, alkalinity), multi-parameter instruments, portable devices, IoT data acquisition, transmission, and control terminals, as well as VOC exhaust gas monitoring systems.