Weifang Yibei Gemstone Jewelry Co., Ltd. is located in Changle Country of Shandong Province, which is famous as one of the four biggest sapphire mine areas in the world. We are a manufacturer of gemstone and jewelry. For we have our own mine with experienced miners to exploit and grind the raw sapphire, we are handling large quantity orders of this gem. No matter you are a distributor or wholesaler, you are welcome to do business with us.Besides, we have built a large jewelry processing factory to process the materials of 925 silver, gold (9K, 10K, 14K, 18K) and white gold, and to set...