DONGTAI ULTRASONIC GEM MACHINE CO., LTD, founded in 1994, located in "Hometown of jadeware" Sihui city, is a gemstone machine co***ny which specialized in the production and wholesale of various of gem processing machines and related accessories.
We provide excellent service, undergoing more than ten years of development, the product sell all over China as well as the foreign market. In the basic of ultrasonic machine, we produce a series of gemstone machine from the raw material slicing machine to the p...
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