... 3.Low price 4.Size:10-50mm,50-100mm Company Profile Our company was registered in Hong Kong with the ... International Logistics Co. Ltd, Haihang Industrial Co., Ltd. and Haihang Investment and Development Co., Ltd. In the international freight forwarding, ... Magnesium Alloy, quality nodulizing agent, inoculant and coke, etc. Besides, we also cooperate with some research institutes in domestic, such ...