| K.S.T. PHARMACEUTICAL (HK) LIMITED | Private company limited by shares | Live |
| KST88 LIMITED | | Live |
| K-STAFF COMPANY LIMITED | Private company limited by shares | Live |
| KSTAR 1 LIMITED | Private company limited by shares | Live |
| KSTAR 2 LIMITED | Private company limited by shares | Live |
| KSTAR 3 LIMITED | Private company limited by shares | Live |
| KSTAR ELECTRONICS CO., LIMITED | Private company limited by shares | Dissolved |
| K-STAR SPORTS CO., LIMITED | Private company limited by shares | Live |
| K-STAR ELECTRONICS COMPANY LIMITED | Private company limited by shares | Live |
| K-STAR ENTERPRISE LIMITED | Private company limited by shares | Live |
| K'Star Global Investment Limited | Private company limited by shares | Live |
| K'STAR HOLDING LIMITED | Private company limited by shares | Live |
| HENAN KSTAR INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| K-STAR M.C. CO. LIMITED | Private company limited by shares | Live |
| KSTAR PLUS LIMITED | | Live |
| K-Star Shipping Limited | Private company limited by shares | Dissolved |
| K-STAR TECHNOLOGY LIMITED | Private company limited by shares | Live |
| KSTAR TECHNOLOGY (HONG KONG) LIMITED | Private company limited by shares | Live |
| SHENZHEN KSTAR TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| KSTAR (HONG KONG) TRADE CO., LIMITED | Private company limited by shares | Live |
| United K-STAR TRADE COMPANY LIMITED | Private company limited by shares | Live |
| KSTARPHONE COMPANY LIMITED | Private company limited by shares | Live |
| KSTARS HOLDING CO., LIMITED | Private company limited by shares | Live |
| KSTARS GROUP LIMITED | Private company limited by shares | Live |
| K-Startek Co., Limited | Private company limited by shares | Live |
| HK KSTDZ LIMITED | Private company limited by shares | Live |
| KS-TECH CO., LIMITED | Private company limited by shares | Live |
| KSTEP LIMITED | Private company limited by shares | Live |
| HK MJ KSTER FURNITURE LIMITED | Private company limited by shares | Live |
| KSTHOST LIMITED | Private company limited by shares | Live |
| K-STIX LIMITED | Private company limited by shares | Live |
| KST-MT INTERNATIONAL (HK) LIMITED | Private company limited by shares | Live |
| Kston storge technology Limited | Private company limited by shares | Live |
| K-STORM TECHNOLOGY (HK) CO., LIMITED | Private company limited by shares | Live |
| KSTP Oriental Limited | Private company limited by shares | Live |
| K-Street LIMITED | Private company limited by shares | Live |
| K-STRIDE COMPANY LIMITED | Private company limited by shares | Live |
| K-STRONG LIMITED | Private company limited by shares | Dissolved |
| K-STUDIO Limited | Private company limited by shares | Live |
| K-STYLE LAB LIMITED | Private company limited by shares | Live |
| Kstyle Academy Limited | Private company limited by shares | Live |
| KSTYLE ELECTRONICS (HK) LIMITED | Private company limited by shares | Dissolved |
| K-Style International Limited | Private company limited by shares | Live |