中南钻石有限公司
Zhongnan Diamond Co., Ltd. is a wholly owned subsidiary of North Industries Group Red Arrow Co., Ltd. (stock code 000519). It is the largest scientific research and production base of superhard materials in the world. Its leading products are industrial diamonds and PCD. Its production, sales and market share rank first in the world.
The company has the national certified enterprise technology center and national superhard material testing center, is "national high-tech enterprises" and "national technology innovation demonstration enterprises". As a leading enterprise and major standard setter in China's superhard material industry, it has been selected as the first batch of single champion demonstration enterprises in manufacturing industry of MIIT.
Website：http://znzs.norincogroup.com.cn/index.html