| Ino8 Greentech (Hong Kong) Limited | Private company limited by shares | Live |
| GREENTECH (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Green-Tech (Hong Kong) Limited | Private company limited by shares | Dissolved |
| GREEN-TECH (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| YNG Greentech (Hong Kong) Limited | | Live |
| DELTA GREENTECH (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Greentech Technology Hong Kong Limited | | Live |
| HONGKONG GREENTECH CO., LIMITED | Private company limited by shares | Live |
| JC GreenTech (HongKong) Co., Limited | Private company limited by shares | Live |
| Hongkong Greentech Trade Co., Limited | Private company limited by shares | Live |
| HUGEWIN GREEN-TECH COMPANY LIMITED | Private company limited by shares | Dissolved |
| TPP ILLUMINATION GREENTECH (HK) CO., LIMITED | Private company limited by shares | Live |
| GREENTECH INDUSTRIAL LIMITED | Private company limited by shares | Dissolved |
| GREENTECH INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| SMART GREENTECH INDUSTRIAL LIMITED | Private company limited by shares | Live |
| GREENTECH INDUSTRY LIMITED | Private company limited by shares | Dissolved |
| Greentech Industry Co., Limited | Private company limited by shares | Live |
| INNOVA GREENTECH LIMITED | Private company limited by shares | Live |
| Greentech Innovation Limited | | Live |
| GreenTech Intelligence Limited | | Live |
| GREENTECH INTERNATIONAL LIMITED | Private company limited by shares | Live |
| ON KEE INTERNATIONAL GREENTECH LIMITED | Private company limited by shares | Live |
| Greentech HK International Limited | | Live |
| ZM GREEN-TECH INTERNATIONAL CO., LIMITED | | Live |
| Greentech Technology International Development Limited | Private company limited by shares | Live |
| GREENTECH INTERNATIONAL GROUP LIMITED | Private company limited by shares | Dissolved |
| GREENTECH GROUP (INTERNATIONAL) LIMITED | Private company limited by shares | Live |
| GREENTECH INTERNATIONAL HOLDING LIMITED | | Live |
| Greentech International Holdings Limited | Private company limited by shares | Live |
| Greentech Power International Limited | Private company limited by shares | Live |
| CICC Greentech Investment Limited | Private company limited by shares | Live |
| Kassa Greentech Co., Limited | | Live |
| Lafe GreenTech Limited | Private company limited by shares | Live |
| GreenTech Life Limited | | Live |
| GREENTECH LIGHTING LIMITED | Private company limited by shares | Live |
| GreenTech Lighting Solutions Limited | Private company limited by shares | Live |
| GREENTECH PURE LIVING GIFTS LIMITED | Private company limited by shares | Dissolved |
| China Everbright Greentech Management Limited | Private company limited by shares | Live |
| GREENTECH MANUFACTURING LIMITED | Private company limited by shares | Dissolved |
| EB Greentech Material Technology Investment Limited | Private company limited by shares | Live |
| GreenTech Metals Limited | Private company limited by shares | Live |
| GREENTECH ELECTRONIC MFY. LIMITED | Private company limited by shares | Live |
| Mi-Wit Green-Tech Group Limited | Private company limited by shares | Dissolved |
| MPTT of Greentech Group Limited | | Live |
| GREENTECH NETWORKS LIMITED | Private company limited by shares | Live |
| Nova Greentech Limited | Private company limited by shares | Live |
| GREENTECH ASIA PACIFIC LIMITED | Private company limited by shares | Dissolved |
| GREENTECH PAPER LIMITED | Private company limited by shares | Live |
| GreenTech Partners Limited | Private company limited by shares | Live |
| Green-Tech Plastics Asia Limited | Private company limited by shares | Live |
| GreenTech Power Company Limited | Private company limited by shares | Live |
| HK GREENTECH POWER LIMITED | | Live |
| PRONA GREEN-TECH LIMITED | Private company limited by shares | Live |
| GREENTECH REFINERY LIMITED | Private company limited by shares | Dissolved |
| GREENTECH RESOURCES LIMITED | Private company limited by shares | Live |
| GREENTECH SPORT SCIENCE LIMITED | Private company limited by shares | Dissolved |
| GREENTECH SCIENCES LIMITED | Private company limited by shares | Live |
| Cotton GreenTech Service Limited | Private company limited by shares | Live |
| GREENTECH ENGINEERING SERVICES PTE LIMITED | Private company limited by shares | Live |
| SINO JAPAN GREEN-TECH LIMITED | Private company limited by shares | Dissolved |
| Sino-US GreenTech Investment Company Limited | Private company limited by shares | Live |
| Greentech Solutions Limited | Private company limited by shares | Live |
| GreenTech Solutions Asia Limited | | Live |
| Greentech Source Environmental Engineering Co., Limited | Private company limited by shares | Dissolved |
| SPRING GREENTECH LIMITED | Private company limited by shares | Live |
| Stark Greentech Limited | | Live |
| Welmetal GreenTech Steel Fabrication Limited | | Live |
| GREENTECH RAILWAY SUPPLIES SERVICE CO., LIMITED | Private company limited by shares | Live |
| EB Greentech (Suqian) Renewable Energy Holdings Limited | Private company limited by shares | Live |
| Surya Green-Tech Investment Limited | Private company limited by shares | Live |
| Greentech Sustainable International Limited | Private company limited by shares | Live |
| Greentech System Limited | Private company limited by shares | Live |
| GREEN-TECH TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| GreenTech Electronic Technology Limited | Private company limited by shares | Live |
| Greentech Enterprise Technology & Solution Limited | Private company limited by shares | Live |
| EB Greentech Biomass Energy (Tianjin) Holdings Limited | Private company limited by shares | Live |
| GREENTECH TRAVEL CO., LIMITED | Private company limited by shares | Live |
| XINENG GREENTECH LIMITED | Private company limited by shares | Live |
| ZHONGYUAN GREENTECH (HOLDING) LIMITED | | Live |
| Greentech(China) Co., LIMITED | Private company limited by shares | Live |
| Greentech-con Limited | Private company limited by shares | Live |
| KYTO GREENTECHNOLOGIES LIMITED | Private company limited by shares | Live |
| GREENTECHY (CHINA) INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |