Yi Kun Yu

Wuxi Haopu Titanium Co. Ltd. engages in the sales of titanium dioxide, chemical raw materials and products, mechanical equipment, and electromechanical equipment. Its business scope includes chemical technology development, technology services, technology transfer, and technology consulting. The company was founded on January 2, 2004 and is headquartered in Wuxi, China.

SPON Communications Co., Ltd. engages in the research, development, production, and sale of intelligent network audio equipment. It provides integrated IP public address systems, IP internal communication systems, IP high-definition sound pickup systems, and private network communication solutions. The company was founded by Qiu Shi Yu, Cheng Wang, Jun Jian Chen and Jun Hua Gan on October 20, 2004 and is headquartered in Changsha, China.