Beijing Wanju Hengxin Technology Co., Ltd. is a professional agent of gas detection instruments and water quality detection instruments. The company is committed to introducing cost-effective gas analysis equipment, water quality detection equipment, indoor environmental detection equipment, and emergency detection equipment from abroad to provide to domestic users. The instruments represented by the company are widely used in industries such as military, aerospace, power, chemical, environmental protection, as well as scientific research departments, teaching institutions, environmental monitoring stations, etc.