
Liaocheng Hanzheng Information Technology Co., Ltd.

Smyth Europea Industrie SpA

Xuchang Tengfei Construction Engineering Group Co. Ltd.

Xi'an Micromach Technology Co., Ltd.

Shenzhen Zhongxing New Material Technology Co., Ltd.

Huizhou Weidesheng Technology Co. Ltd.

Nantong Hongda Experiment Instruments Co. Ltd.

Hüffermann Entsorgungssysteme GmbH

Suzhou Zhaohe Air System Co., Ltd

Jiangsu Ruiying New Material Technology Development Co., Ltd.

Hefei Ruixue Chemical Technology Co., Ltd.

Baxter Environmental Technology (Yantai) Co., Ltd.