16 years focus on diamond tool manufacturing R & D

Strengthen quality, build image, stress integrity, win customers, promote development with technology, build brand and expand market


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Hangzhou YiYi Import And Export Trading Co;Ltd


HANGZHOU YIYI IMPORT AND EXPORT  TRADING CO; LTD. was established in 2003 and is located on the south bank of the Qiantang River in Hangzhou. All the colleagues in the company are dedicated to the development and production of diamond tools. The products are widely used in the deep processing of stone, concrete, asphalt, ceramic, ceramic tile, microcrystalline stone, glass, etc.

The company's aim is: the end of innovation achievements.

With the craftsmanship of craftsmanship and excellent ability of innovation and innovation, to make the best products and provide customers with the best service, creating a first-class brand is the purpose and efforts of Gree.



  • 高频焊接车间

    High frequency welding workshop

  • 刀头烧结车间

    Cutter head sintering workshop

  • 冷压车间

    Cold pressing workshop

  • 激光焊接车间

    Laser welding workshop