Dongtai Ultrasonic Equipment Co., Ltd was founded in 1994, is a gemstone machinery co***ny which specialized in the production of ultrasonic punching and carving machine.
We provide a excellent service, undergoing more than ten years development, the product sells all over the country as well as the foreign market. In the basic of ultrasonic machine, we produce a series of gemstone machine from the slicing machine to the polishing machin Our co***ny always achieves the customer and wins the market by th...
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