REN CHENG DA GEMS FACTORY has been specializing in the production& sales of man-made cubic zirconia gems. our company became the private professional-factory with large scale by our unremitting efforts.

 
  • 任成大宝石工艺厂,一直致力于人造立方氧化锆宝石的生产和销售。主要生产加工立方氧化锆、刚玉、刚玉、晶、眼石、电石、晶及稀土玻璃等人造宝石产品,质优价廉。
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