Introduction
CTK, the best partner of customers fulfill our social responsibilties.
CTK News
Your Best Partner for Worldwide Certification and Testing
Introduction
CTK, the best partner of customers fulfill our social responsibilties.
CTK News
Your Best Partner for Worldwide Certification and Testing
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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.