Bin Liu

Dutech Holdings Ltd. engages in designing and manufacturing of security products. It operates through the High Security and Business Solutions segments. The High Security segment designs and manufactures automated teller machine safes, fire-resistant commercial safes, safes for storage of weapons, and other security products. The Business Solutions segment focuses in business solutions by designing, engineering, manufacturing, and assembling electro-mechanical equipment and modules, precision engineering parts, semi-conductor instruments, and other products. The company was founded in 2006 and is headquartered in Shanghai, China.

Part of Tri Star Security Pte Ltd., Tri Star, Inc. is a Chinese company that manufactures machine parts. The company is based in Shanghai, China.

Nantong Wiedson Hi Wits Precision Co. Ltd. is a Chinese company that manufactures mechanical products. The private company is based in Tongzhou, China.

Kewell Products Corp. is a manufacturing Chinese company that produces a variety of products including tool cabinets, tents, trailers, auto lifts, fences and parts, agricultural equipment, and iron gates. The private company is based in Nantong, China.