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.