| ADSON COMPANY LIMITED | Private company limited by shares | Dissolved |
| ADSON-GEMA TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| ADSOPOP MEDIA LIMITED | Private company limited by shares | Live |
| Adsp Limited | | Live |
| AD-SPACE CONSULTANTS LIMITED | Private company limited by shares | Dissolved |
| ADSPEAK LIMITED | Private company limited by shares | Dissolved |
| Adsperience Limited | Private company limited by shares | Dissolved |
| ADSPERT LIMITED | Private company limited by shares | Live |
| AdSphere Limited | | Live |
| Ad.Spire Limited | Private company limited by shares | Live |
| Adsplosion Limited | Private company limited by shares | Live |
| Adspower Media Co., Limited | Private company limited by shares | Live |
| ADSQUARE COMPANY LIMITED | Private company limited by shares | Dissolved |
| AdSquare Technology Hong Kong Limited | | Live |
| ADSR Limited | Private company limited by shares | Live |
| ADSRAMP LIMITED | Private company limited by shares | Live |
| Adsreword Limited | Private company limited by shares | Live |
| ADSSISTANT LIMITED | Private company limited by shares | Live |
| Adsspark Limited | Private company limited by shares | Live |
| ADSTAGE COMMUNICATIONS HK LIMITED | Private company limited by shares | Live |
| ADSTAGE I-HOME LIMITED | Private company limited by shares | Dissolved |
| ADSTAILOR LIMITED | Private company limited by shares | Live |
| ADSTAR HK LIMITED | Private company limited by shares | Live |
| ADSTAR (ASIA) LIMITED | Private company limited by shares | Dissolved |
| HK ADstard Limited | Private company limited by shares | Live |
| Adste Limited | Private company limited by shares | Live |
| ADSTEEL LIMITED | Private company limited by shares | Live |
| ADSTEP ASIA LIMITED | Private company limited by shares | Dissolved |
| ADSTER CREATIVE LIMITED | Private company limited by shares | Live |
| ADSTOCK LIMITED | Private company limited by shares | Dissolved |
| Adstoower Limited | | Live |
| ADSTRATEGIES LIMITED | Private company limited by shares | Live |
| Adsturm Limited | Private company limited by shares | Live |
| ADSUM LIMITED | Private company limited by shares | Dissolved |
| ADSUM LIMITED | Private company limited by shares | Live |
| AdsUp Limited | Private company limited by shares | Live |
| Adsupervisor Limited | Private company limited by shares | Live |
| ADSVANCE LIMITED | Private company limited by shares | Live |
| Adsvido Limited | Private company limited by shares | Live |
| ADSVIGOR LIMITED | | Live |
| ADSW Company Limited | Private company limited by shares | Live |
| AdSwift Limited | | Live |
| Adswill Limited | Private company limited by shares | Live |
| ADSWINS NETWORK LIMITED | Private company limited by shares | Live |
| ADSYNC LIMITED | Private company limited by shares | Live |
| ADSYS LIMITED | Private company limited by shares | Live |
| ADVANTAGE DIGITAL TECHNOLOGY (ADT) LIMITED | Private company limited by shares | Dissolved |
| Adtaz Limited | Private company limited by shares | Live |
| CHINA ADTC MOLD COMPANY LIMITED | Private company limited by shares | Live |
| ADTEC DIGITAL LIMITED | Private company limited by shares | Dissolved |
| AD-TECH LIMITED | Private company limited by shares | Dissolved |
| AdTech Innovation Limited | Private company limited by shares | Live |
| ADTECH INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| Ad-Tech & AV Solution Limited | Private company limited by shares | Dissolved |
| Adtech Solutions Limited | | Live |
| ADTECH TIME LIMITED | Private company limited by shares | Dissolved |
| AD-TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ADTechnology(H.K.) LIMITED | Private company limited by shares | Live |
| ADTELL LIMITED | Private company limited by shares | Live |
| ADTELL LIMITED | Private company limited by shares | Live |
| AD-Tension Limited | Private company limited by shares | Live |
| ADTIGO LIMITED | Private company limited by shares | Live |
| AD-TIM LIMITED | Private company limited by shares | Dissolved |
| ADTIME LIMITED | Private company limited by shares | Dissolved |
| ADTION.COM LIMITED | Private company limited by shares | Dissolved |
| ADtive Advertising Limited | Private company limited by shares | Live |
| ADTO BUILDING MATERIALS GROUP LIMITED | Private company limited by shares | Live |
| ADTO GROUP LIMITED | Private company limited by shares | Live |
| ADTO (HK) Industry Co., Limited | | Live |
| Adtollo Limited | Private company limited by shares | Live |
| ADTOM LIMITED | Private company limited by shares | Live |
| ADTON LIMITED | Private company limited by shares | Dissolved |
| ADTOP INDUSTRIAL CO., LIMITED | Private company limited by shares | Live |
| AdTop Network Limited | Private company limited by shares | Live |
| ADTOP(HongKong) corporation Limited | Private company limited by shares | Live |
| ADTOU LIMITED | Private company limited by shares | Dissolved |
| Adtraction Limited | Private company limited by shares | Live |
| ADTRADER LIMITED | Private company limited by shares | Live |
| AD-TRANSPORT LIMITED | Private company limited by shares | Dissolved |
| ADTRON ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| Adtronics Technology Co. Limited | Private company limited by shares | Live |
| ADUBOS COMPANY LIMITED | Private company limited by shares | Dissolved |
| ADUCID HK LIMITED | Private company limited by shares | Live |
| ADUEY GROUP LIMITED | Private company limited by shares | Dissolved |
| Adulgency Limited | | Live |
| AD-ULTRA PHOTONICS CO., LIMITED | Private company limited by shares | Live |
| ADUM CONSULTING CO., LIMITED | Private company limited by shares | Live |
| ADUMAN LIMITED | Private company limited by shares | Dissolved |
| ADUMBRATE COMPANY LIMITED | Private company limited by shares | Dissolved |
| AdUnivers3 Limited | | Live |
| Adura Hong Kong Limited | Private company limited by shares | Live |
| DEBEST ADV. LIMITED | Private company limited by shares | Live |
| ELCO ADV. COMPANY LIMITED | Private company limited by shares | Live |
| BEST ADV. STUDIO (HK) LIMITED | Private company limited by shares | Dissolved |
| KWONG YEE ADV., & PRINTING LIMITED | Private company limited by shares | Dissolved |
| SEE SUN LABEL & ADV. CO. LIMITED | Private company limited by shares | Live |
| CHINA SOCIAL NEWS AGENCY NEWS ADV. LIMITED | Private company limited by shares | Live |
| LAW NEWS OF CHINA PERIODICAL OFFICE NEWS ADV. LIMITED | Private company limited by shares | Live |
| Adv. Production Limited | Private company limited by shares | Live |
| SUPER ADV. LIMITED | Private company limited by shares | Dissolved |