[

CTK Testing Service

]

Your Best Partner for Worldwide Certification and Testing

CTK Testing Service

Your Best Partner for
Worldwide Certification and Testing


Customer Support Center


Global Certification
Application Form
Newletter
(Business News)

Contact Us



+82-31-339-9970

Customer Support Center


Contact Us



Tel. +82-31-339-9970  |  Fax. +82-31-624-9501
http://www.e-ctk.com  |  Official Blog
Addr. 113 Yejik-ro, Cheoin-gu, Yongin-si, Gyeonggi-do
Business License No. 135-81-28088 | Privacy Policy

© 2019 CTK Co.,Ltd. All Rights Reserved.

Tel. +82-31-339-9970  |  Fax. +82-31-624-9501  |  http://www.e-ctk.com  |  Privacy Policy
Addr. 113 Yejik-ro, Cheoin-gu, Yongin-si, Gyeonggi-do, Republic of Korea  |  Business License No. 135-81-28088

© 2019 CTK Co.,Ltd. All Rights Reserved.