Beijing Esen Science & Technology Development

Drinking water treatment and purification plant, Environmental services, renewable energies, Energy, Environment, Water purification equipment, ultra-high purity, Drinking water disinfection systems, electrolytic, Water, sewage and industrial effluent treatment plant and equipment, Industrial steam boiler accessories, Heating, ventilation, air conditioning (HVAC) and refrigeration equipment, Construction, Purifiers, feed water, for steam boilers