
Hunan Bain Dingdang Cat Baby Products Co., Ltd.

Xiamen Leifeng Hardware Spring Co., Ltd.

Jiangsu Jixing Pipe Industry Technology Co., Ltd.

RES Polyflow LLCUnited States

Holger Jürgensen, PhD

William Carter

National Open University

Changzhou Ankang Medical Equipment Co., Ltd.

Xi'an Huizhi Medical Group Co., Ltd.Shaanxi Sheng, China

Ezero Technologies LLC

Jilin Kelong Building Energy-Saving Tech Co. Ltd.Jilin Sheng, China

ETR-Holzgethan Tiefbautechnik GmbH