Luanda angola 21 nov mining company sociedade mineira de catoca smc located in angola s lunda - sul province opened its second diamond processing plant known as module ii representing an estimated total investment of usd 90 million 安哥拉，罗安达， 11月21日位于安哥拉南隆达省的卡托卡矿业公司smc开设了第二个钻石加工厂“ module ii ” ，并声称预计总投资为9000万美元。
