| 1.
| CTK CO. LTD. |
🇰🇷 Seongnam-si, Gyeonggi-do, South Korea |
7 |
| 2.
| CTK CO. LTD. |
🇰🇷 Seongnam-si, South Korea |
2 |
| 3.
| CTK CO., LTD |
🇰🇷 Seongnam, South Korea |
1 |
| 4.
| CTK CO., LTD. |
🇰🇷 Gyeonggi-Do, South Korea |
2 |
| 5.
| CTK CO., LTD. |
🇰🇷 Seoul, South Korea |
6 |
| 6.
| CTK COSMETICS CO., LTD. |
🇰🇷 Seongnam-si, Gyeonggi-do, South Korea |
1 |
| 7.
| CTK COSMETICS CO., LTD. |
🇰🇷 Seoul, South Korea |
5 |
| 8.
| CTK COSMETICS CO., LTD. |
🇰🇷 Seongnam-si, South Korea |
2 |
| 9.
| CTK RESEARCH AND DEVELOPMENT CANADA LTD. |
🇨🇦 Surrey, BC, Canada |
2 |
| 10.
| CTK Research and Development Canada LTD. |
🇨🇦 Surrey, British Columbia, Canada |
1 |
| 11.
| CTKing, LLC |
🇺🇸 Berea, KY, United States |
1 |