"Based on domestic market and expand overseas business" is our development strategy for Digital RS485 Ammonia Nitrogen Sensor, Nitrite Tester Meter, Organics Environment pH Electrode, Electromagnetic Induct Type Conductivity Sensor,Aquasol Orp Meter. Many years of work experience, we have realized the importance of providing good quality products and the best before-sales and after-sales services. The product will supply to all over the world, such as Europe, America, Australia,Turkey, Naples,Naples, Bahrain.We also have the strong ability of integration to supply our best service, and plan to build the warehouse in the different countries around the world, that will be more conveniently to service our customers.