Bei Chang Jun Kong (Beijing) technology Co., LTD. Is a high technology enterprise located in Zhongguancun science park high technology in Beijing. The whole company takes an area of more than 10000 square meters, and covers 4500 square meters for specialized production. Since established, through the close cooperative relationships with the well-known scientific research institutes and universities, our company has trained a great number of staff teams with professional technology and rich practical experience, and has always been engaged in the research and development of hi-tech products, Now we have strong technical force, advanced and sophisticated equipment, mature production technology and perfect quality assurance systems. Our company has developed and provided a series of air filter materials, liquid filter materials and pocket filters, and for most of our products, we have already had the national patents.Our company has the domestic first-class production equipment and testing equipment, relying on science and technology, now it has become the only professional manufacturers in the north area. The main products are beginning, medium, high efficiency air filter materials, filter, filter bag, etc. Our products are antistatic, moisture resistant, flame retardant, water resistant, corrosion resistant, high temperature resistant and so on. The product is mainly used in thermal power plant, mining, pharmaceutical, electronic industry, food industry, national defense industry, chemical fiber and textile, paint shop, central air conditioning, the nuclear power industry. The product quality is reliable, stable performance, has been high-praised by the customers from domestic and abroad. We welcome friends from all over the world come to our company to negotiate .we will serve for you with all sincerity.