We are going to make every single effort for being excellent and excellent, and accelerate our ways for standing while in the rank of international top-grade and high-tech enterprises for Chemical Oxygen Demand Analysis, Portable Multi Parameter , Wastewater , Water Test Instrument ,Bod Analyzer 12 Tests . At present, company name has more than 4000 kinds of products and gained good reputation and big shares on market domestic and overseas. The product will supply to all over the world, such as Europe, America, Australia,Comoros, Qatar,Mexico, Holland.We guarantee that our company will try our best to reduce customer purchase cost , shorten the period of purchase , stable products quality , increase customers' satisfaction and achieve win-win situation .