Paul Marienfeld GmbH & Co. KG

Palmer Wahl Instruments, Inc.

Guangzhou Longhuilong Filter Co., Ltd

FlexSol Ltd

Qinyang Aotian Machinery Manufacturing Co., Ltd.

Henan Yinfeng Plastic Co. Ltd.

Jiangsu Zhongyin Machinery Co., Ltd.

Mech-a

Shanghai Calin Logistic Equipment Co., Ltd.

Heyuan PX Smart Technology Stock Co., Ltd.