Ji Feng Xu

Zibo Riken MT Coated Abrasives Co., Ltd. operates as a joint-venture in the coated abrasives industry. The firm's production lines include automatic warehouse, research and development lab and application lab installed with electro microscope ,thermal pyrolysis chromatograph and other high-tech test instruments. The company was founded in 2002 and is headquartered in Zibo, China.

Weifang Shengda Technology Inc. Co. Ltd. engages in the research and development, production and sales of peelable protective film and pressure- sensitive adhesive and base film. Its products include electronic release film, home appliance protective film, building materials protective film, laser cutting film, PE electrostatic film, liquid protective film, and pressure sensitive adhesive. The company was founded on November 3, 1998 and is headquartered in Weifang, China.

Pingyuan Xinda Chemical Co., Ltd. engages in the research, development, manufacture, and sale of fine chemicals and custom chemicals. Its products include chlorinated ester, dye intermediates, acyl chloride, pharmaceutical intermediates, isocyanate, ultraviolet absorber chemicals, octadecanoyl chloride, and papermaking chemicals. The company was founded in 1970 and is headquartered in Dezhou, China.

XJet Ltd. engages in the development, production, and marketing of 3D printing manufacturing solutions for metal and ceramic. It offers additive manufacturing systems, propriety consumable liquid inks, and after-sale services. The company was founded by Hanan Gothait and Ofir Baharav in February 2005 and is headquartered in Rehovot, Israel.

Dongwu Securities Co. Ltd. is a Chinese company that provides securities brokerage services. The private company is based in Dongcheng, China.

Shandong Yuantong Century Intelligent Technology Co., Ltd. manufactures cutting machinery. The private company is located in China.

Qilu Investment Ltd. provides investment services and is ultimately controlled by the Province of Shandong. The company is located in Hong Kong.