Nantong Delong Industrial And Trading Co., Ltd. mainly produces Coarse, medium and high performance filters, such as air filtration equipment. Our products have been widely used in automobile manufacturing, industrial coating, microelectronics, electron gas, hospitals, food industry, building shopping malls and other air cleaning fields. Our company is engaged in the research, production and sale of air purification products. Following the tenet of "good faith, professional service", we aim to create clean, fresh and healthy environment.