Shanghai Kaisen Environmental Technology Co., Ltd. is always committed to the R&D and production of purified products, such as welding and cutting smog, grinding dust, soot and other fuel-air. We have introduced advanced technologies from abroad. Our materials are selected from a variety of imported components. And they are formed to be a wide range of soot, dust purification products and integrated system engineering products. Our products are widely used in welding, cutting, grinding, painting, casting, chemical, wood processing, tobacco, ceramics, paper and other industries. We can...