Company Description
W & S Trading Co., Ltd is a trader company, which can supply all kinds of chemical materials & waste materials, chemical materials including urea, base oil including sn60 sn70 sn100 sn150 sn250 sn350 sn500 sn750, heavy fule oil, the important is m100, waste materials including waste plastic, waste metal, used rails, hms1 &2, copper etc.