| Bysco Technology Limited | Private company limited by shares | Live |
| BYSE CO., LIMITED | Private company limited by shares | Live |
| HONG KONG BYSEA ELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| BYSEAN LIMITED | Private company limited by shares | Live |
| BYSEL LIMITED | Private company limited by shares | Dissolved |
| BYSELLER LIMITED | Private company limited by shares | Dissolved |
| BYSENDA TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Bysenl Limited | | Live |
| CRM BYSH LIMITED | Private company limited by shares | Live |
| Byshi Limited | Private company limited by shares | Live |
| BYSHUN CO., LIMITED | Private company limited by shares | Live |
| BYSION TECHNOLOGY LIMITED | | Live |
| BYSIT TRADING (HONGKONG) CO., LIMITED | Private company limited by shares | Live |
| BYSKY LIMITED | Private company limited by shares | Live |
| BYSMIQUE COMPANY LIMITED | Private company limited by shares | Dissolved |
| BYSO INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| Bysoft Asia Limited | Private company limited by shares | Live |
| BYSolar Asia Limited | Private company limited by shares | Live |
| Bysomood Limited | Private company limited by shares | Live |
| BYSSO INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| England Bysson Group Company Limited | | Live |
| BYSTANDER HONG KONG LIMITED | Private company limited by shares | Dissolved |
| BYSTANDER INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| BYSTAR LIMITED | Private company limited by shares | Dissolved |
| Byster International Trading Co., Limited | | Live |
| BYSTRO INTERNATIONAL LIMITED | Private company limited by shares | Live |
| BYSZ CREATIVE COMPANY LIMITED | Private company limited by shares | Live |
| BYTAKER INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| BYTE LIMITED | Private company limited by shares | Live |
| Byte Byte Limited | Private company limited by shares | Live |
| Byte Me Limited | | Live |
| Byte HK Limited | | Live |
| Affluent Byte Limited | Private company limited by shares | Live |
| Awase Byte Limited | Private company limited by shares | Live |
| Byte Balance Limited | | Live |
| BUZZ BYTE LIMITED | | Live |
| BYTE CONCEPT LIMITED | Private company limited by shares | Live |
| CYBER BYTE LIMITED | Private company limited by shares | Dissolved |
| Byte Dancer Limited | | Live |
| BYTE DENTAL LIMITED | | Live |
| Byte Electronics Com Limited | | Live |
| MEGA BYTE ELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| BYTE ELITE HK LIMITED | Private company limited by shares | Live |
| BYTE FINANCE LIMITED | | Live |
| FULL BYTE TECHNOLOGY HK LIMITED | Private company limited by shares | Live |
| Green Byte Company Limited | Private company limited by shares | Live |
| Byte Eco Group Limited | Private company limited by shares | Live |
| PIXEL BYTE TECHNOLOGY (HONG KONG) LIMITED | Private company limited by shares | Live |
| Byte Legend Limited | Private company limited by shares | Live |
| Logic Byte Limited | | Live |
| Luscious Byte Limited | Private company limited by shares | Live |
| Margin Byte Limited | Private company limited by shares | Live |
| MIGHTY BYTE LIMITED | Private company limited by shares | Live |
| Byte Oceans Limited | | Live |
| BYTE ONLINE HK LIMITED | Private company limited by shares | Live |
| Soft Byte Limited | Private company limited by shares | Live |
| Byte System Limited | Private company limited by shares | Live |
| Byte & Atom Technology Company Limited | Private company limited by shares | Live |
| Byte Interactive Technology Network Limited | Private company limited by shares | Live |
| Byte Times Technology Company Limited | Private company limited by shares | Live |
| New Byte Trading Limited | | Live |
| MEGA BYTE TRADING CO. LIMITED | Private company limited by shares | Live |
| ByteAvenue Limited | Private company limited by shares | Live |
| ByteBakery Limited | | Live |
| ByteBeat Limited | | Live |
| ByteBox Technologies Limited | | Live |
| BYTEBRIDGE TECHNOLOGY LIMITED | | Live |
| Bytech Limited | Private company limited by shares | Live |
| Bytechip Limited | Private company limited by shares | Live |
| Bytechnical Limited | Private company limited by shares | Live |
| BYTE-CITIES LIMITED | Private company limited by shares | Dissolved |
| BYTECRAFT (ASIA) LIMITED | Private company limited by shares | Dissolved |
| ByteDynasty Limited | Private company limited by shares | Live |
| ByteFast Limited | Private company limited by shares | Live |
| BYTEFLYER TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ByteFrom Technology Limited | | Live |
| ByteFusion Software Services Limited | | Live |
| ByteHarborTech Limited | | Live |
| BYTEJU CO., LIMITED | | Live |
| BYTEK COMPUTATION LIMITED | Private company limited by shares | Dissolved |
| Bytelancers Limited | | Live |
| Bytem APAC Limited | Private company limited by shares | Live |
| Bytemark Interactive Limited | Private company limited by shares | Live |
| ByteMFO Limited | Private company limited by shares | Live |
| ByteNCart Limited | | Live |
| BYTENET LIMITED | | Live |
| BytePact Limited | Private company limited by shares | Live |
| BYTEPOWER TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Byterm Tech Limited | | Live |
| JET BYTES LIMITED | Private company limited by shares | Live |
| BITS & BYTES LIMITED | Private company limited by shares | Live |
| The Bytes Digital Limited | | Live |
| GLORIA BYTES LIMITED | Private company limited by shares | Live |
| BYTES&DIGITS LIMITED | Private company limited by shares | Dissolved |
| ByteSec Limited | Private company limited by shares | Live |
| ByteSim Limited | | Live |
| ByteSizeFun Limited | | Live |
| BYTESPAN LIMITED | | Live |
| ByteSpeed Limited | | Live |
| ByteStorm Lab Company Limited | | Live |