Represented cccmc ( china chamber of commerce of metals and chemicals ) to participate in the eu and american doc verification visit in antidumping investigations targeting chinese magnesium and coke 代表cccmc (中国五矿化工进出口商会)参与欧盟及美国商务部对中国企业出口金属镁和焦炭进行的反倾销实地核查。