The registered address of ishibao quan wing construction materials ltd. Is located in hebei province, in the village of kimju village, u jia jiagu county, hebei province, with the registration authority being the market supervision authority of iui qui county, represented by legal persons and operating on general projects such as the sale of warm materials, the sale of construction materials, the manufacture of insulation and soundproof materials (run autonomously on the basis of a business licence, except for projects subject to legal authorization)