Birkama Gemstone (H. K.) Co., Ltd. Is a company supplying relative fine quality gemstones acquiring from African countries such as: Nigeria, Madagascar, Mozambique, etc. The director is running business of stone mining and trading in Nigeria for many years. We provide mineral products including: Lead Ore, Copper Tantalum Ore ...

Sino-Canada Industrial Holding group Limited is a leading buyer of Chrome ore Concentrate and Lumpy ore in China.We have our own factories.We are welcome suppliers to contact us on our e-mail of gmail.Our Id is :sinocanadagroup.Awaiting for your soonest reply,Regards,Mr.Loui