| PLTD LIMITED | Private company limited by shares | Dissolved |
| PLTFRM HOLDING LIMITED | Private company limited by shares | Live |
| Plubee Asia Limited | Private company limited by shares | Dissolved |
| PLUCK LIMITED | Private company limited by shares | Dissolved |
| PLUCKY AFFLUENT LIMITED | Private company limited by shares | Live |
| PLUESS-STAUFER, LIMITED | Private company limited by shares | Dissolved |
| PLUEYS LIMITED | Private company limited by shares | Dissolved |
| PLUG LIMITED | Private company limited by shares | Live |
| Plug The Sun Limited | Private company limited by shares | Live |
| AD PLUG LIMITED | | Live |
| HK ADCO OF SPARK PLUG CO., LIMITED | Private company limited by shares | Live |
| PLUG CLUB HK COMPANY LIMITED | Private company limited by shares | Live |
| Plug Communications Company Limited | Private company limited by shares | Dissolved |
| PLUG CONSULTING LIMITED | Private company limited by shares | Dissolved |
| PLUG DESIGN LIMITED | Private company limited by shares | Live |
| PLUG IN FAR EAST LIMITED | Private company limited by shares | Dissolved |
| PLUG IN FAR EAST LIMITED | Private company limited by shares | Dissolved |
| PLUG GAME LIMITED | | Live |
| HONG KONG GOLDEN SPARKING PLUG MANUFACTURING LIMITED | Private company limited by shares | Dissolved |
| Handy Plug Limited -The- | Private company limited by shares | Live |
| HIP HING CABLE & PLUG MANUFACTORY LIMITED | Private company limited by shares | Live |
| HIP SHING (H.K.) CABLE & PLUG PRODUCTS LIMITED | Private company limited by shares | Live |
| POWER PLUG BUSDUCT HONG KONG LIMITED | Private company limited by shares | Dissolved |
| Japan Denso Spark Plug (Hong Kong) Co., Limited | Private company limited by shares | Live |
| PLUG MUSIC (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| Plug The Impact Limited | | Live |
| PLUG ENTERTAINMENT MANAGEMENT LIMITED | Private company limited by shares | Live |
| SO PLUG MEDIA LIMITED | Private company limited by shares | Live |
| Plug Media Services Limited | Private company limited by shares | Live |
| Plug Power Asia Pacific Limited | Private company limited by shares | Live |
| PLUG AND PLAY SYSTEMS LIMITED | Private company limited by shares | Dissolved |
| MINWA AUTO-PROTECTION (SMART PLUG) TECHNOLOGY CO. LIMITED | Private company limited by shares | Live |
| SONIC PLUG INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Spark Plug Limited | Private company limited by shares | Live |
| TINY PLUG TECHNOLOGY LIMITED | Private company limited by shares | Live |
| China Spark Plug Testing and Identification Association Limited | Private company limited by shares | Live |
| PLUG (PACIFIC LEGEND UNITED GROUP) CO., LIMITED | Private company limited by shares | Live |
| WIRE & PLUG TECHNOLOGY LIMITED | Private company limited by shares | Live |
| TYEN YUAN PLUG COMPANY LIMITED | Private company limited by shares | Dissolved |
| ZHUZHOU TORCH SPARK PLUG CO., LIMITED | Private company limited by shares | Live |
| PLUGI PHARMACEUTICALS LIMITED | Private company limited by shares | Live |
| PluginAsia Limited | Private company limited by shares | Live |
| B I PLUGINS Limited | Private company limited by shares | Live |
| PLUGIT LIMITED | Private company limited by shares | Live |
| Plugo Company Limited | | Live |
| PLUGOOD ELECTRONIC TECHNOLOGY (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| Happy Plugs Limited | Private company limited by shares | Live |
| PLUGSMANN LIMITED | Private company limited by shares | Live |
| PLUGTECH PRECISION SYSTEMS LIMITED | Private company limited by shares | Live |
| PlugtoChina Limited | Private company limited by shares | Live |
| PLUGWORKZ LIMITED | Private company limited by shares | Dissolved |
| Spark Plugx Co., Limited | | Live |
| Plugy Promotion Limited | Private company limited by shares | Live |
| PLUKIU LIMITED | Private company limited by shares | Live Commenced dormancy on 31-Mar-2010 |
| PLUM & COMPANY LIMITED | Private company limited by shares | Live |
| Plum PTC Limited | Private company limited by shares | Live |
| Yes Plum Limited | Private company limited by shares | Live |
| Plum AD Limited | Private company limited by shares | Live |
| PLUM BLOSSOMS LIMITED | Private company limited by shares | Live |
| Plum Orchid Capital (China) Limited | Private company limited by shares | Live |
| Plum Evolucion Co., Limited | Private company limited by shares | Dissolved |
| CMC Sea Plum Garden HK Co., Limited | Private company limited by shares | Live |
| PLUM SHIPPING CO., LIMITED | Private company limited by shares | Live |
| Red Plum Wear Co., Limited | | Live |
| Mr Plum Creative Limited | Private company limited by shares | Live |
| PLUM CULTIVATOR LIMITED | Private company limited by shares | Live |
| Plum Flower Group Limited | Private company limited by shares | Live |
| PLUM INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Plum Issue Company Limited | | Live |
| PLUM VILLAGE HONG KONG CO., LIMITED | Company limited by guarantee | Dissolved |
| PLUM LEAF LIMITED | Private company limited by shares | Live |
| PLUM PRODUCTS HONG KONG LIMITED | Private company limited by shares | Live |
| RAPIDVENTURES' PLUM LIMITED | Private company limited by shares | Dissolved |
| Plum Software Company Limited | Private company limited by shares | Live |
| PLUM TAIWANESE RESTAURANT LIMITED | Private company limited by shares | Dissolved |
| Plum Tech Limited | | Live |
| PLUM TRADING LIMITED | Private company limited by shares | Live |
| WINTER PLUM COMPANY LIMITED | | Live |
| PLUM8 LIMITED | Private company limited by shares | Live |
| COLOUR PLUMAGE TRADE CO., LIMITED | Private company limited by shares | Live |
| PLUMAGE CONSULTANCY COMPANY LIMITED | Private company limited by shares | Live |
| PLUMAGE BIRD TRADING DEVELOP LIMITED | Private company limited by shares | Live |
| PLUMAGE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| PLUMAGE HOLDING LIMITED | Private company limited by shares | Live |
| PLUMAGE INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| PLUMART COMPANY LIMITED | Private company limited by shares | Dissolved |
| PlumBam Capital Management Limited | Private company limited by shares | Live |
| Mr Plumber Limited | Private company limited by shares | Live |
| KAM HO PLUMBER & ELECTRICAL ENGINEERING LIMITED | Private company limited by shares | Dissolved |
| CHINA LICENSED PLUMBERS ASSOCIATION LIMITED | Private company limited by shares | Live |
| PO WO GAS & PLUMBING COMPANY LIMITED | Private company limited by shares | Dissolved |
| BUN KEE PLUMBING COMPANY LIMITED | Private company limited by shares | Dissolved |
| MAN YAU PLUMBING COMPANY LIMITED | Private company limited by shares | Dissolved |
| D & I PLUMBING LIMITED | Private company limited by shares | Dissolved |
| KA YUE PLUMBING LIMITED | Private company limited by shares | Live |
| KIN YIP PLUMBING COMPANY LIMITED | Private company limited by shares | Live |
| LOY PLUMBING COMPANY LIMITED | Private company limited by shares | Live |
| YIN WAN PLUMBING LIMITED | Private company limited by shares | Live |
| WAH KEE PLUMBING LIMITED | | Live |
| PLUMBING ACADEMY LONDON LIMITED | Private company limited by shares | Live |