| YONG HONG (RAINBOW) INCORPORATION LIMITED | Private company limited by shares | Live |
| HONG KONG FOREVER RAINBOW INDUSTRIAL CO., LIMITED | Private company limited by shares | Dissolved |
| HONG KONG RAINBOW INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| Rainbow (Hong Kong) industrial Co., Limited | | Live |
| RAINBOW INDUSTRIAL (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| RAINBOW INDUSTRIAL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| RAINBOW OPTOELECTRONICS INDUSTRIAL (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| HONG KONG RAINBOW PAINTING ART INDUSTRIAL LIMITED | Private company limited by shares | Live |
| HONG KONG RAINBOW INVESTMENT LIMITED | Private company limited by shares | Live |
| RAINBOW HONG KONG INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Rainbow Investment Limited | | Live |
| JOIN RAINBOW (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| RAINBOW HONG KONG LIMITED | Private company limited by shares | Dissolved |
| SKY RAINBOW (HONG KONG) LIMITED | Private company limited by shares | Live Commenced dormancy on 28-Jan-2010 |
| HONG KONG RAINBOW LIMITED | Private company limited by shares | Dissolved |
| ART RAINBOW (HONG KONG) LIMITED | Private company limited by shares | Live |
| RAINBOW OF HONG KONG LIMITED | Company limited by guarantee | Live |
| RAINBOW HONG KONG LIMITED | Private company limited by shares | Live |
| RAINBOW KEY (HONG KONG) LIMITED | Private company limited by shares | Live |
| JJ RAINBOW (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| RSA Rainbow (Hong Kong) Limited | Private company limited by shares | Live |
| HONG KONG RAINBOW OIL CO. LIMITED | Private company limited by shares | Live |
| RAINBOW WAY (HONG KONG) LIMITED | Private company limited by shares | Live |
| Rainbow Day (Hong Kong) Limited | | Live |
| RAINBOW BRIDGE HONG KONG LIMITED | Private company limited by shares | Live |
| RAINBOW CENTURY HONG KONG LIMITED | Private company limited by shares | Live |
| CHERISH RAINBOW (HONG KONG) LIMITED | Private company limited by shares | Live |
| RAINBOW CITY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| RAINBOW BEARING (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| RAINBOW CRESCENT INVESTMENT (HONG KONG) LIMITED | | Live |
| SEA RAINBOW ENTERPRISE (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| RAINBOW INTERNATIONAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| RAINBOW LILY ENTERPRISE (HONG KONG) LIMITED | Private company limited by shares | Live |
| Rainbow Media (Hong Kong) Company Limited | Private company limited by shares | Dissolved |
| Rainbow Equity Partners Hong Kong Limited | Private company limited by shares | Live |
| RAINBOW PEARL (HONG KONG) LIMITED | Private company limited by shares | Live Commenced dormancy on 22-Jun-2016 |
| SPIRIT RAINBOW (HONG KONG) TECHNOLOGY PRINTING COMPANY LIMITED | Private company limited by shares | Live |
| Rainbow Speed International (Hong Kong) Limited | | Live |
| TIME RAINBOW (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Rainbow Lake (Hong Kong) Limited | Private company limited by shares | Live |
| Rainbow Land Hong Kong Limited | Private company limited by shares | Live |
| RAINBOW LEGEND (HONG KONG) LIMITED | Private company limited by shares | Live |
| RAINBOW LIGHTING (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| LUCKY RAINBOW (HONG KONG) LIMITED | Private company limited by shares | Live |
| HONG KONG RAINBOW INTERNATIONAL INVESTMENT INFORMATION MANAGEMENT CO., LIMITED | Private company limited by shares | Live |
| Hong Kong Rainbow Flower Enterprise Management (Group) Co., Limited | Private company limited by shares | Dissolved |
| RAINBOW MANAGEMENT (HONG KONG) LIMITED | Private company limited by shares | Live |
| RAINBOW INTERNATIONAL ASSET MANAGEMENT (HONG KONG) LIMITED | Private company limited by shares | Live |
| HONG KONG LAMMA RAINBOW CATERING MANAGEMENT LIMITED | Private company limited by shares | Live |
| MEGA RAINBOW (HONG KONG) LIMITED | Private company limited by shares | Live |
| MILLION RAINBOW (HONG KONG) LIMITED | Private company limited by shares | Live |
| RAINBOW NUTS ( HONG KONG ) LIMITED | Private company limited by shares | Live |
| RAINBOW OPTOELECTRONICS (HONG KONG) COMPANY LIMITED | Private company limited by shares | Live |
| RAINBOW POWER (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| RAINBOW POWER (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| RAINBOW QUEEN HONG KONG LIMITED | Private company limited by shares | Dissolved |
| RAINBOW RANCH HONG KONG LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Rainbow River Limited | Private company limited by shares | Live |
| ROYAL RAINBOW (HONG KONG) GROUP LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Shengshi Rainbow Group Limited | Private company limited by shares | Live |
| SMART RAINBOW (HONG KONG) LIMITED | Private company limited by shares | Live |
| RAINBOW SMART (HONG KONG) LIMITED | Private company limited by shares | Live |
| Hong Kong Rainbow Star International Entertainment Media Co., Limited | Private company limited by shares | Live |
| RAINBOW STAR (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Rainbow One Two Technology Co., Limited | Private company limited by shares | Live |
| Hong Kong Rainbow Rain Technology Company Limited | Private company limited by shares | Live |
| Hong Kong Rainbow Source Technology Company Limited | Private company limited by shares | Live |
| HONG KONG RAINBOW TRADING CO., LIMITED | Private company limited by shares | Live |
| Hong Kong Rainbow Fish Trading Limited | | Live |
| HONG KONG RAINBOW TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| RAINBOW VALLEY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| WELL RAINBOW (HONG KONG) LIMITED | Private company limited by shares | Live |
| RAINBOW CITY HONGKONG LIMITED | | Live |
| GOLD RAINBOW PLASTIC (HONGKONG) LIMITED | Private company limited by shares | Live |
| RAINBOW SEASON (HONGKONG) LIMITED | Private company limited by shares | Live |
| RAINBOW SPRINGS HONGKONG LIMITED | Private company limited by shares | Live |
| Rainbow Sugar Technology HongKong Limited | Private company limited by shares | Live |
| Rainbow International Trading (HongKong) Co., Limited | Private company limited by shares | Live |
| RAINBOW TRADING INTERNATIONAL (HONGKONG) LIMITED | Private company limited by shares | Dissolved |
| RAINBOW HONOUR LIMITED | Private company limited by shares | Live |
| RAINBOW HOPE LIMITED | Private company limited by shares | Live |
| RAINBOW HORIZON LIMITED | Private company limited by shares | Live |
| RAINBOW HORN LIMITED | Private company limited by shares | Dissolved |
| RAINBOW HORSE LIMITED | Private company limited by shares | Dissolved |
| Rainbow Horse Limited | Private company limited by shares | Live |
| RAINBOW HORSE INVESTMENT LIMITED | Private company limited by shares | Live |
| RAINBOW HOSIERY CO., LIMITED | Private company limited by shares | Live |
| RAINBOW HOUSE LIMITED | Private company limited by shares | Live |
| Rainbow House Box Limited | Private company limited by shares | Live |
| RAINBOW HOUSEHOLD (HK) CO., LIMITED | Private company limited by shares | Live |
| Rainbow Original Houseware Limited | | Live |
| HUGH RAINBOW LIMITED | Private company limited by shares | Live |
| RAINBOW BRIDGE IDEAS LIMITED | Private company limited by shares | Live |
| Rainbow Image Tech Limited | Private company limited by shares | Live |
| Rainbow Impex Co., Limited | Private company limited by shares | Live |
| RAINBOW UK IMP-EXP LIMITED | Private company limited by shares | Live |
| RAINBOW INTERNATIONAL IMPORT & EXPORT COMPANY LIMITED | Private company limited by shares | Live |
| RAINBOW INTERNATIONAL TRADE IMPORT & EXPORT LIMITED | Private company limited by shares | Live |
| RAINBOW INC. LIMITED | Private company limited by shares | Dissolved |
| RAINBOW RICH INCORPORATION LIMITED | Private company limited by shares | Live |