1, Dongguan Zheng Xin Laser Technology Co., Ltd. The registered address of Dongguan Zheng Xin Laser Technology Co., Ltd. is located in the first business district of Dongguan. 2/F, Building A, No.0 170 Huancun Road, Zhutang Village, Fenggang Town, Dongguan City, and its business scope is production and sales of laser welding machines and accessories, metalworking machinery, general mechanical equipment and laser sensors.

2. Mike Sensor Co., Ltd. The registered address of Mike Sensor Co., Ltd. is located at No.8/KLOC-0, Ying Da Road, Weibin District, Baoji City, Shaanxi Province, and its business scope covers the manufacture of electronic components, laser sensors and electromechanical components.

3. Shenzhen Lianying Laser Co., Ltd.. The registered address of Shenzhen Lianying Laser Co., Ltd. is located at No.6352 1 Building, Pingshan Avenue, Shatian Community, Kengzi Street, Pingshan District, Shenzhen, and its business scope is laser welding machine, laser cutting machine and laser assembly.

4. Beijing Feituo Cinda Laser Technology Co., Ltd. The registered address of Beijing Feituo Cinda Laser Technology Co., Ltd. is located in Building 3, No.3 Xijing Road, Badachu High-tech Park, Shijingshan District, Beijing, and its business scope includes the production and sales of laser welding machines, laser cutting machines and laser sensors.

5. Wuhan Sangong Laser Technology Co., Ltd. The registered address of Wuhan Sangong Laser Technology Co., Ltd. is located at No.4 Huanglongshan North Road, Donghu New Technology Development Zone, Wuhan, and its business scope includes laser processing equipment, laser fine marking equipment and laser sensors.