- Testtech Inc
- Module, sensor, fingerprint, access control,Locks,Security Project.
- Address:# 830 Dongtan-Myon, Hwasung-Shi
- SinA coporation
- Fingerprint, Proximity Reader, Attendance access controller,Others,Locks.
- Address:23/8 Techno Mart,546-4 Cuui-dong
- Firstech I&C Co.,Ltd
- Security product agents, security project,Locks,Surveillance Equipment.
- Address:B104ho, B-dong, Woolim Lion's Valley