1. Guangzhou Ling Wei Technology Co., Ltd.: located at Room 702, Tianan Science and Technology Exchange Center, Panyu Energy Conservation Science Park, No.555 Panyu Avenue North, Panyu District, Guangzhou, the company status is acquisition.
2. Guangzhou Tianci High-tech Materials Co., Ltd.: located at the east180m of the intersection of Xingcheng Road and Kangda Road, the company was acquired.