The Langfang Qi source thermal insulation material Limited company is the Qi source group subordinate subsidiary company, this company is the Qi source Group's birthplace, is the first company which Qi the source organizes. The company has been evaluated since 1993 by the provinces and cities two levels of bureau of industry and commerce “the heavy contract, to defend the credit” the enterprise, is evaluated in 1994 by the Chinese Heat insulation Sound-proof material Association the member unit.

　　 North the company area more than 40,000 square meters, have the biggest silicate production base; The oak models the sponge, the PEF high pressure polyethylene daily output to recover the every means. The Base company is located in the Langfang development zone, in the big city, Langfang, Beijing is equipped with a four plant subsidiary company separately, has above the intermediate and senior the title technical personnel 64 people, obtains the national registration qualifications the administrative personnels 52 people.

Company main product: The oak modelled the sponge board, the oak to model the sponge tube, the oak to model the sponge painter's brush, the compound silicate board, the felt, the shell, the QY-800 compound organosilicon heat preservation coating, dustlessness asbestos products, fast penetrant T and the fire-proof material and so on ten several series, more than 40 products, in 2001 takes the lead in the same profession through the ISO9000:2000 version international quality system authentication. Qi Yuan has been for many years called “the Hebei Province Consumer Association consumer trustworthy product” the title and “the Hebei Province heavy contract defends the credit unit” the title, since long is deep the general customer high praise.