The electrostatic precipitator, although the effect is good, but a large investment in equipment Shanxi cleaning filter, high operating costs, the area is also great, manufacturers generally unwilling to accept; baghouse has good filtering effect, since its inception as an environmentally friendly made a great contribution to the cause, but has now been eliminated in the edge filter, cartridge filter is gradually being replaced. Our R & D production of composite type filter cartridge filter dust collector was developed on the basis of a new dust removal equipment. Monitoring results show that the first eight months, the province's average PM2.5 concentration is still rising year on year; from 13 cities in Shanxi Province, the single filter, in addition to achieving Nantong decline, the remaining 12 are in the city on the rise. "This result Shanxi cyclone, Jiangsu, the situation is very serious." This year is the National Air Quality and started working double assessment in the first year, according to the assessment requirements, the province this year annual average PM2.5 concentration must drop two %, in order to get passing grade. Shanxi bag filter, filter, three wins and environmental protection provided by the Environmental Protection Technology Co., Ltd. Henan three wins. Henan three wins Environmental Technology Limited (www.hnsshbkj.com) (www.hnsshbkj.com) strong, credible, in Zhengzhou, Henan Province of dust removal equipment industry has accumulated a large number of loyal customers. The company better work attitude and constantly improving innovative ideas will lead three wins into the brilliant green and you work for a better future!