- 01
Xi Da Dian Zi 希达电子
Registered as 长春希达电子技术有限公司 in 2001.
- High-mast lighting
Why it ranks here: registered legal entity on file; email and phone published; operating since 2001.
- 02
Yongli 永利Yongli
Registered as 吉林省永利激光科技有限公司 in 2005.
- Carbon dioxide lasers
Why it ranks here: registered legal entity on file; email and phone published.
- 03
Yu Heng Guang Xue 禹衡光学
Registered as 长春禹衡光学有限公司 in 2005.
- Encoders
Why it ranks here: registered legal entity on file; email and phone published; operating since 2005.