- Beijing Hezong Science & Technology Co.
- all kind of transformers, ring main unit, switchgears, vc.
- Address:Jiahua building, shangdi 3rd street, haidian district, D-1211, Beijing, Beijing, Beijing, China,100085
- Shenzhen Chuangyin Technolgoy Co., Ltd
- witchgear, generator, transformer, rogowski coil, latch relay, single phase overhead distribution transformer, power distribution cabinet, switchgears, mv/lv current transformers, voltage transformers, cable accessories, split core current.
- Address:Jiada Research & Development, Shenzhen, Guangdong, China