• Jiangsu Hongchen Optical Co., Ltd. - Optical lenses, eyewear lenses, plastic lens
  We, Jiangsu Hongchen Optical Co., Ltd. is a joint venture enterprise specialized in manufacturing all kinds of optical lenses for 20 years. The company occupies a land area of 40 Chinese acres, the ...
  in okulary with enterprise hongchen jiangsu joint ltd okulary optical venture

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