| OU'S CO., LIMITED | Private company limited by shares | Live |
| OU'S ENTERPRISE LIMITED | Private company limited by shares | Live |
| OUSAID INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| ITALY OUSAIDESI INT'L DRESS LIMITED | Private company limited by shares | Dissolved |
| OUSAIMU INTERNATIONAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| OUSCHAN INTERNATIONAL GROUP LIMITED | Private company limited by shares | Live |
| OUSD LIMITED | Private company limited by shares | Live |
| OUSDI TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| GERMANY OUSDON OIL CHEMICAL INDUSTRY GROUP LIMITED | Private company limited by shares | Live |
| HONGKONG OUSEELIAN INDUSTRY GROUP LIMITED | Private company limited by shares | Live |
| OUSEI ENVIRONMENTAL HOLDINGS LIMITED | Private company limited by shares | Live |
| OUSELEY COLNE INVESTMENT LIMITED | Private company limited by shares | Live |
| OUSG GROUP LIMITED | Private company limited by shares | Live |
| OUSHALI INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| USA OUSHALI INT'L GROUP (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| BEIJING OUSHANG LUBRICATING OIL LIMITED | Private company limited by shares | Live |
| BEIJING OUSHANG LUBRICATING OIL TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Germany OuShang Building Materials Limited | Private company limited by shares | Live |
| CHINA OUSHANG CO., LIMITED | Private company limited by shares | Dissolved |
| OUSHANG HOLDING CO., LIMITED | | Live |
| Oushang Telecommunication Technology Co., Limited | Private company limited by shares | Live |
| GUANGDONG FOSHAN OUSHANG CERAMIC LIMITED | Private company limited by shares | Live |
| HK OUSHANG BOUTIQUE HOME LIMITED | Private company limited by shares | Live |
| OUSHANG GROUP (HONG KONG) HOLDING LIMITED | Private company limited by shares | Live |
| HONGKONG OUSHANG ART CONSULTANT CO., LIMITED | Private company limited by shares | Live |
| OUSHANG (HONGKONG) FOOD SHARES LIMITED | Private company limited by shares | Live |
| OUSHANG (HONGKONG) FOOD SHARES LIMITED | Private company limited by shares | Live |
| HONGKONG OUSHANG HOME FURNISHING LIMITED | Private company limited by shares | Live |
| HONGKONG OUSHANG INTERNATIONAL TRADE LIMITED | Private company limited by shares | Live |
| HONGKONG OUSHANG INTERNATIONAL TRADE LIMITED | | Live |
| OUSHANG IMPORT & EXPORT CO., LIMITED | Private company limited by shares | Live |
| OUSHANG INDUSTRIAL TRADE LIMITED | Private company limited by shares | Live |
| HK OUSHANG AUTOMATION INTELLIGENCE TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| OUSHANG INTERNATIONAL ELECTRIC LIMITED | Private company limited by shares | Dissolved |
| GUANGDONG FOSHAN OUSHANG INTERNATIONAL CERAMIC LIMITED | Private company limited by shares | Live |
| HK OUSHANG IKEA FURNITURE (INTERNATIONAL) GROUP LIMITED | Private company limited by shares | Live |
| OUSHANG INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| FRANCE OUSHANG INT'L DRESS LIMITED | Private company limited by shares | Live |
| HK OUSHANG INT'L FASHION LIMITED | Private company limited by shares | Dissolved |
| HK OUSHANG INT'L GROUP LIMITED | Private company limited by shares | Live |
| HK OUSHANG TECHNOLOGY LIGHTING CO., LIMITED | Private company limited by shares | Live |
| OUSHANG TRADE LIMITED | Private company limited by shares | Dissolved |
| HK OUSHANGCHEN LIMITED | | Live |
| SHENZHEN OUSHANGGE FURNITURE CO., LIMITED | Private company limited by shares | Live |
| FRANCE OUSHANU DRESS LIMITED | Private company limited by shares | Live |
| HK OUSHEGOU IMPORT&EXPORT LIMITED | Private company limited by shares | Live |
| HK OUSHENG LIMITED | Private company limited by shares | Live |
| OUSHENG LIMITED | Private company limited by shares | Live |
| FRENCH OUSHENGDUN GROUP HOLDING LIMITED | Private company limited by shares | Live |
| OUSHENGSHIDA CO., LIMITED | Private company limited by shares | Live |
| GERMANY OUSHENGTONGYONG MACHINERY LIMITED | Private company limited by shares | Dissolved |
| Taiwan Oushida Pump Industry Co., Limited | Private company limited by shares | Live |
| GERMANY OUSHIDE INT'L CO., LIMITED | Private company limited by shares | Live |
| HONG KONG OUSHIKA INTERNATIONAL GROUP CO., LIMITED | Private company limited by shares | Live |
| HK DAIGOU OUSHILI DRESS LIMITED | Private company limited by shares | Live |
| HK OUSHILI GROUP LIMITED | Private company limited by shares | Live |
| OUSHILI (HK) INTERNATIONAL BEAUTY INDUSTRY LIMITED | Private company limited by shares | Live |
| HONGKONG OUSHILI GARMENT CO., LIMITED | Private company limited by shares | Live |
| HONGKONG OUSHILI STOCK CO., LIMITED | Private company limited by shares | Live |
| OUSHILI INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| FRANCE OUSHILI LEATHER (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SPAIN OUSHILI OLIVE OIL SHARE LIMITED | Private company limited by shares | Live |
| HK OUSHILI PURCHASING LIMITED | Private company limited by shares | Live |
| HK OUSHILONG INTERNATIONAL BIAOYE LIMITED | Private company limited by shares | Live |
| KOREA OUSHIMENG INTERNATIONAL TRADE LIMITED | Private company limited by shares | Live |
| HONG KONG OUSHITI GARMENTS CO., LIMITED | Private company limited by shares | Dissolved |
| HK OUSHIXUE DRYGOODS LIMITED | Private company limited by shares | Dissolved |
| GUANGDONG FOSHAN OUSHIYA CERAMIC CO., LIMITED | Private company limited by shares | Live |
| OUSHU TECHNOLOGY LIMITED | Private company limited by shares | Live |
| GERMANY OUSHUNDA GROUP CO., LIMITED | Private company limited by shares | Dissolved |
| OUSHUTE CERAMICS LIMITED | Private company limited by shares | Live |
| OUSI COSMETICS LIMITED | Private company limited by shares | Live |
| OUSI HOLDING LIMITED | Private company limited by shares | Live |
| GERMANY OUSICHEN INTERNATIONAL LIGHTING CO., LIMITED | Private company limited by shares | Live |
| OUSIDUN TECHNOLOGY LIMITED | | Live |
| GERMANY OUSILANG ELECTRIC LIMITED | Private company limited by shares | Dissolved |
| OUSILON INT'L TRADE LIMITED | Private company limited by shares | Live |
| OUSIMEI LIMITED | | Live |
| HK Ousinuo Technological Limited | Private company limited by shares | Live |
| HK OUSIPU LIGHTING LIMITED | Private company limited by shares | Live |
| HK OUSIPU PHOTOELECTRIC LIMITED | Private company limited by shares | Live |
| HK OUSITE LIMITED | Private company limited by shares | Live |
| OUSSKO LIMITED | Private company limited by shares | Live |
| OUSSOUMANE LIMITED | Private company limited by shares | Dissolved |
| OUSTANDING QUALITY LIMITED | Private company limited by shares | Live |
| Oustandinganna Limited | Private company limited by shares | Live |
| Ousteel Holding Limited | | Live |
| Ouster Hong Kong Limited | Private company limited by shares | Live |
| GERMANY OUSTON PROFILE LIMITED | Private company limited by shares | Live |
| OUSU CO., LIMITED | Private company limited by shares | Live |
| OUSU FOOD HOLDING LIMITED | Private company limited by shares | Live |
| OUSU (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| HONGKONG OUSU ENGINE CO., LIMITED | Private company limited by shares | Live |
| Ousu Internatinal Trade Co., Limited | Private company limited by shares | Live |
| Ousu International (Hong Kong) Limited | | Live |
| HK OUSU LOGISTICS LIMITED | | Live |
| Ousure Industrial HK Co., Limited | Private company limited by shares | Live |