Sino Zheng Industrial Inc. is a leading supplier and manufacturer in magnesium forged wheels, magnesium heat sink, magnesium welding wire and cathotic anode protection. Our company uses advanced production technology and automation equipment to ensure the high quality and high stability of magnesium products. The magnesium rods produced by the company are refined by a special process, with small grains, uniform inside and outside, low impurity content, and no peeling; The company's die-casting production line uses these magnesium rods as raw materials to produce magnesium bicycle frames, rims, and magnesium profiles. High-quality products such as crossbow racks.

Kumthai Abrasives Co., Ltd. is located in Zhengzhou - a central city and an important manufacturing base for producing China's abrasives superhard materials. Kumthai has always focused on the design, development, production and sales of China's advanced quality abrasives superhard materials for many years and sold to many countries around the world, enjoying a good reputation among customers for their product quality and better customer service. In addition, OEM, ODM and own Brand(KUMTHAI) can be provided according to customers' requirements.

Diamond may be known as a crystallized modification of carbon, or as the most popular gemstone. However, it is widely used in a number of important industrial applications nowadays based on its extreme hardness, thermal stability, corruption resistance, wear resistance and so on. Synthetic diamond powder was developed to meet the need of different industries who has cutting, drilling, grinding and polishing requirements. And our team, has had the honor to been diamond coarse majors during colleague and served in diamond industry ever since graduating.

Henan Harmony Industry Diamond Co., Ltd. (H. I. D. ) is mainly specialized in manufacturing and supplying Synthetic Industrial Diamonds in China. We are insisted on research and development of precision grinding and polishing diamond materials as well as its end products.

Zhecheng Hongxiang Superhard Material Co., Ltd. is a highly professional and experienced manufacturer of synthetic diamond powder & diamond tools in China. We have specialized in this field over 28 Years and always dedicated to the produce the diamond tools in high quality and good service.