It is have a good performance on resistance of milling, water, and oxygen.

The factory at 205 State Road Yanshanxian edge for Industrial Development Zone, north of Beijing and Tianjin, Qilu the south, west Beijing-Shanghai Railway, the east Bohai Bay, Tianjin Port, 205 National Road across Yanshanxian County. Convenient access, rich resources and favorable geographic location of the conditions in which our best days, geography, and the advantages, for my factory for the development of the good foundation.