威廉希尔william hill-威廉希尔中文网站

Changsha Sapu New Materials Co., Ltd., relying on the innovation team of Changjiang Scholars from the Ministry of Education, has strong technical research and development capabilities, and its leading products have independent intellectual property rights, mainly including: high-performance diamond grinding wheels and cubic boron nitride grinding wheels developed for superhard materials; Diamond wheel discs for grinding and polishing hard and brittle materials (zirconia, sapphire); Powder metall...