| ZHONGYING SILICONE PRODUCTS LIMITED | Private company limited by shares | Live |
| SinoPins Company Limited | Private company limited by shares | Live |
| SINO CHAMPION TRADING LIMITED | Private company limited by shares | Dissolved |
| VICTORY SINO TRADING LIMITED | Private company limited by shares | Live |
| CENTURY SINO (H.K.) LIMITED | Private company limited by shares | Live |
| Sino Healthcare (Hong Kong) Trading Limited | Private company limited by shares | Live |
| SINO FIELD INVESTMENTS LIMITED | Private company limited by shares | Live |
| Siwa Asia Limited | Private company limited by shares | Live |
| SISTINE LIMITED | Private company limited by shares | Live |
| Simple Tiles (Hong Kong) Limited | Private company limited by shares | Live |
| SINO COMMUNICATION TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| Sinocuit Technology Limited | Private company limited by shares | Live |
| FUK SING ASIA INVESTMENT LIMITED | Private company limited by shares | Live |
| SINO LINKAGE INTERNATIONAL (HONGKONG) LIMITED | Private company limited by shares | Live |
| SIMITEC. S.A. DE C.V. CO., LIMITED | Private company limited by shares | Live |
| SINO-AFRICA SINCEER INTERNATIONAL GROUP CO., LIMITED | Private company limited by shares | Live |
| SINAGUIDE LIMITED | Private company limited by shares | Live |
| Sinoport Industry Co., Limited | Private company limited by shares | Dissolved |
| KONG SING LIGHTING LIMITED | Private company limited by shares | Live |
| KAMTEL SILICONE ELECTRONIC CO., LIMITED | Private company limited by shares | Dissolved |
| GRAND SINO INVESTMENT LIMITED | Private company limited by shares | Live |
| FIRST SINO (H.K.) LIMITED | Private company limited by shares | Live |
| SINO BIOMEDICAL COMPANY LIMITED | Private company limited by shares | Live |
| SINO RIVER (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SINO DRAGON TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SIMICO LIMITED | Private company limited by shares | Live |
| SINOTEX INCORPORATION LIMITED | Private company limited by shares | Live |
| KWAN SING SHOES (HONG KONG) LIMITED | Private company limited by shares | Live |
| SIAM INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| SILVER RICH ENTERPRISE LIMITED | Private company limited by shares | Live |
| SINO RAISE LIMITED | Private company limited by shares | Live |
| SINO TOP ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| SIREN KOREAN CLOTHING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO WIN INVESTMENT (GROUP) LIMITED | Private company limited by shares | Live |
| SILVERSTONE ELECTRICS CO., LIMITED | Private company limited by shares | Live |
| SIMPRO SILICONE (HK) CO., LIMITED | Private company limited by shares | Live |
| SITESCOPE HONG KONG LIMITED | Private company limited by shares | Dissolved |
| SINO HAHALA ANIME NETWORK TECH LIMITED | Private company limited by shares | Dissolved |
| AMERICAN SIBAIDING SPORTS CO., LIMITED | Private company limited by shares | Live |
| SilverStudio Trading Limited | Private company limited by shares | Dissolved |
| SIBOO TECHNOLOGY (HK) LIMITED | Private company limited by shares | Live |
| SINO MORAL LIMITED | Private company limited by shares | Live |
| SINO RISE OVERSEAS TRADING COMPANY LIMITED | Private company limited by shares | Live |
| Sila Co., Limited | Private company limited by shares | Live |
| SINO STRONG INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINONET LIMITED | Private company limited by shares | Dissolved |
| Sinosgoods Technologies (HK) Limited | Private company limited by shares | Live |
| SIMPLY MORE LIMITED | Private company limited by shares | Dissolved |
| SINO AUTOMOTIVE CONSULTING HK LIMITED | Private company limited by shares | Live |
| SINOBOCA LIMITED | Private company limited by shares | Live |
| SIMON ROBIN LIMITED | Private company limited by shares | Live Ceased dormancy on 18-Nov-2014 |
| ROYAL SILVERIONS INT'L GROUP (HK) LIMITED | Private company limited by shares | Live |
| WO SING TRADING COMPANY LIMITED | Private company limited by shares | Live |
| SINO SPEED INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| SINO ON GROUP INVESTMENTS LIMITED | Private company limited by shares | Live |
| SINO BASE (HK) LIMITED | Private company limited by shares | Live |
| Sino Daren Company Limited | Private company limited by shares | Live |
| SINO HENGTONG INTERNATIONAL LIMITED | Private company limited by shares | Live |
| SINORITA SDN BDH LIMITED | Private company limited by shares | Dissolved |
| Nam Sing Trading (HK) Limited | Private company limited by shares | Dissolved |
| SINO CARBON TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| SING HEI TRADING LIMITED | Private company limited by shares | Dissolved |
| Silk New Road Limited | Private company limited by shares | Live |
| Sino Bright Group Limited | Private company limited by shares | Live |
| SINO WISE PROPERTIES LIMITED | Private company limited by shares | Live |
| SINO CREATOR INVESTMENT LIMITED | Private company limited by shares | Live |
| SINCERE GREAT LIMITED | Private company limited by shares | Live |
| SINO International Products Co. Limited | Private company limited by shares | Live |
| Sino Mining Mineral Resources Limited | Private company limited by shares | Dissolved |
| HONEST SINCERE LIMITED | Private company limited by shares | Live |
| SAN SIRO LIMITED | Private company limited by shares | Live |
| SINO HILL GROUP LIMITED | Private company limited by shares | Live |
| SITIAN INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| Sino Wise Manufacturing Group (HK) Limited | Private company limited by shares | Live |
| Silver Fall Limited | Private company limited by shares | Live |
| Sino Performer Industrials Co., Limited | Private company limited by shares | Live |
| SINO AMERICAN (HK) LIMITED | Private company limited by shares | Live |
| MASCOT SIGN LIMITED | Private company limited by shares | Dissolved |
| Sinomold (HK) Limited | Private company limited by shares | Live |
| Sino Global Solutions Limited | Private company limited by shares | Live |
| Simplicity Limited | Private company limited by shares | Dissolved |
| SING FAI RIVER WORKS COMPANY LIMITED | Private company limited by shares | Dissolved |
| RIGHT SINO LIMITED | Private company limited by shares | Dissolved |
| SINO-GLORY RESOURCES HOLDING CO., LIMITED | Private company limited by shares | Live |
| SINO RICH WORLD LIMITED | Private company limited by shares | Live |
| SINO OCEAN MARINE LIMITED | Private company limited by shares | Live |
| SINO TECH SUCCESS LIMITED | Private company limited by shares | Dissolved |
| SINOWIT CHEMICAL INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| SINO TRIWIN ENERGY INVESTMENT CO., LIMITED | Private company limited by shares | Dissolved |
| SING FAI TRADING CO., LIMITED | Private company limited by shares | Live |
| SINO TRIWIN MINING GROUP LIMITED | Private company limited by shares | Dissolved |
| MANAMAY SILICON HONG KONG COMPANY LIMITED | Private company limited by shares | Live |
| SINO GLORY CAPITAL MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| SINO LUCKY INVESTMENT LIMITED | Private company limited by shares | Live |
| SIDEWALK LIMITED | Private company limited by shares | Live |
| SINO WORLD TECHNOLOGIES LIMITED | Private company limited by shares | Dissolved |
| SINOUP INTERNATIONAL GROUP COMPANY LIMITED | Private company limited by shares | Live |
| GULF SINO EXCHANGE LIMITED | Private company limited by shares | Dissolved |
| SINCERE EASE INSURANCE LIMITED | Private company limited by shares | Dissolved |
| SINO SHIN INVESTMENT LIMITED | Private company limited by shares | Dissolved |