
Speedpanel Holdings Pty Ltd.

Sammy Corp.

Beijing Minjia New Building Materials Group Co., Ltd.Beijing Shi, China

Jilin Qingda Kebo Education Technology Co., Ltd.Jilin Sheng, China

Shandong Yuanmeng Green Building Technology Co., Ltd.Shandong Sheng, China

Ferrari Investments

Erhardt + Leimer Beteiligungsgesellschaft mbH

Kunshan Lemtech Slide Technology Co LtdJiangsu Sheng, China

Yancheng Golden Idea Optical-Tech Co., Ltd.

Dongguan Kangxiang Electronic Co. Ltd.

ACGlife, Inc.Guangdong Sheng, China

Hunan Dongjia Intelligent Technology Co., Ltd.Hunan Sheng, China