Where you can buy the security equipment in South Korea

Personal protection equipment, handcuffs, etc.
http://www.safen.co.kr/
Infrarared sensor, fingerprint identification device, etc.
http://safery.co.kr/type6/index/index.htm
Remote sensor, etc.
http://www.gilwoo.co.kr/total-product06-1.html
Security applications, etc.
http://www.hyundaihds.co.kr/product/solution_01_01.jsp
Debugging, etc.
http://www.wiretap.co.kr/