
Hunan Engineering Vocational and Technical College

Welfan KK

Foshan Nanhai Superband Mould Co. Ltd.

STARK Spannsysteme GmbH

Hiroshi Hatanaka,

W.H. Dunn & Son Ltd.

LongShengDa Environment protection science and technology co.,ltd,Urumchi

Meikikou Corp.Aichi-ken, Japan

iTek Corp.

Glimek AB

Dongwon Precision Ind Co. Ltd.

Zhejiang Jinli Environmental Protection Paper Co., Ltd.