Yu Wei

Shenyang Jinchang Lanyu New Materials Co., Ltd. engages in the research and development, and manufacture of electrical contracts for power transmission and high-voltage switches. Its products include copper tungsten alloy for high voltage and ultra high voltage switches, copper-based alloy electrical contacts, contract fingers, conductors, and structural parts. The company was founded on March 6, 2006 and is headquartered in Shenyang, China.

Liaoning Donghe New Materials Co., Ltd. engages in the research, development, production, and sale of magnesia and refractory products. It provides fused magnesia, light-burned magnesia, shaped refractory products, and unshaped refractory products. The company was founded by Sheng Min Bi and Lian Mei Li on October 19, 2001 and is headquartered in Haicheng, China.

SysMed (China) Co., Ltd. engages in the research, development, production, and sale of respiratory rehabilitation products. Its products include medical oxygen concentrators and non-invasive ventilators. The company was founded on November 26, 2000 and is headquartered in Shenyang, China.