
David L. Roberts, CFA

Zhucheng Zhongyuan Machinery Co. Ltd.

Wuxi Xinxing Construction Engineering Co., Ltd.

HeadLine Electric Co., Ltd.

Sichuan Zhongke Langxing Optoelectronics Technology Co., Ltd.

The Second Affiliated Hospital of Guilin Medical College

Taizhou Ruifeng Environmental Protection Technology Co., Ltd.

Hydro Korea Co., Ltd.

Beijing Beiyi Innovation Vacuum Technology Co. Ltd.

Jiaxing Xingcheng Electronics Co. Ltd.Zhejiang Sheng, China

Limes SASFrance

Buheung Co. Ltd.