The registration address of quilung business and trade company ltd., east guangzhou county, hebei province, is yu xi village, yung yu, and the registration authority is the market supervision authority of dong gwang county, represented by li xiaolong, and operates in the following areas: refrigerants, anti-freeze, anti-freeze, ethanol, depreservatives, floats, foaming agents, polypropylamine, defoulants, separators, emulsifiable oils, cutting fluids, crystal oils, lubricant oils, lubricants, plastics, paper products. (projects subject to legal approval may not operate without the approval of the relevant department)