| SINCERE COMPANY LIMITED -THE- | Private company limited by shares | Dissolved |
| SISIMAN STEAMSHIP COMPANY LIMITED -THE- | Private company limited by shares | Dissolved |
| SINCERE CO. (SHANGHAI) LIMITED -THE- | Private company limited by shares | Dissolved |
| CANTON SINCERE COMPANY LIMITED -THE- | Private company limited by shares | Dissolved |
| SIEMENS CHINA ELECTRIC ENGINEERING COMPANY (HONGKONG) LIMITED | Private company limited by shares | Dissolved |
| SINCERE INSURANCE & INVESTMENT COMPANY, LIMITED -THE- | Public company limited by shares | Live |
| LUN SING HING KI COMPANY LTD -THE- | Private company limited by shares | Dissolved |
| SINCERE COMPANY, LIMITED -THE- | Public company limited by shares | Live |
| THOS. W. SIMMONS & COMPANY, LIMITED | Private company limited by shares | Dissolved |
| FRANCO SINO AUNAMITE COMPANY, LIMITED -THE- | Private company limited by shares | Dissolved |
| SINCERE LIFE ASSURANCE COMPANY LIMITED -THE- | Public company limited by shares | Live |
| CHINA SILK AND EMBROIDERY COMPANY, LIMITED -THE- | Private company limited by shares | Dissolved |
| HOP SING TAI COMPANY, LIMITED -THE- | Private company limited by shares | Dissolved |
| PO YUEN SING COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SINCERE COMPANY (PERFUMERY MANUFACTURERS), LIMITED -THE- | Public company limited by shares | Live |
| KAM SING ELECTRICAL SUPPLY COMPANY, LIMITED -THE- | Private company limited by shares | Dissolved |
| SINO PORTUGUESE NAVIGATION COMPANY, LIMITED -THE- | Private company limited by shares | Dissolved |
| SINOPHONE COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SING PING COMPANY, LIMITED -THE- | Private company limited by shares | Dissolved |
| MING SING THEATRE, LIMITED | Private company limited by shares | Dissolved |
| PING SING KNITTING COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SING PING ENTERTAINMENT LIMITED | Private company limited by shares | Dissolved |
| KUNG SING LAND INVESTMENT AND LOAN COMPANY, LIMITED -THE- | Private company limited by shares | Dissolved |
| SING HING STEAMSHIP COMPANY, LIMITED | Private company limited by shares | Dissolved |
| ON SING RICE COMPANY, LIMITED -THE- | Private company limited by shares | Dissolved |
| WO FAT SING LIMITED | Private company limited by shares | Live |
| MEE SING CINEMA, FILM PRODUCING AND PRINTING COMPANY, LIMITED -THE- | Private company limited by shares | Dissolved |
| YUEN LOONG SING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING KUNG CHO TONG CHARITABLE ASSOCIATION | Company limited by guarantee | Live |
| SING TAO JIH PAO LIMITED | Private company limited by shares | Dissolved |
| SINCERE ROOF GARDEN MAN YUEN RESTAURANT, LIMITED -THE- | Private company limited by shares | Dissolved |
| KAM SING RESTAURANT LIMITED -THE- | Private company limited by shares | Dissolved |
| SINDHI STEAMSHIP CO., LTD -THE- | Private company limited by shares | Dissolved |
| SINO-AMERICAN TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TUNG SING INVESTMENT COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SAN SING PROPERTIES LIMITED | Public company limited by shares | Dissolved |
| DAH SING BANK, LIMITED | Public company limited by shares | Live |
| SINO FOREIGN TRADING CORPORATION LIMITED, | Private company limited by shares | Dissolved |
| SINO-I TECHNOLOGY LIMITED | Public company limited by shares | Live |
| TAT SING LAND INVESTMENT COMPANY, LIMITED | Private company limited by shares | Dissolved |
| WING SING FAT COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SINO - AFRICAN TRADING COMPANY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SUN SING YUEN COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SUI SING TRADING COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SING TAO LIMITED | Private company limited by shares | Live |
| GIAN SINGH & COMPANY (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SIGMA SHIPPING COMPANY, LIMITED -THE- | Private company limited by shares | Live |
| NAM SING TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| SINO - FRENCH TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING SUNG WEAVING FACTORY LIMITED | Private company limited by shares | Dissolved |
| R.A. DA SILVA LIMITED | Private company limited by shares | Dissolved |
| SING YUM COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SING HOP COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SINE ENTERPRISES, LIMITED | Private company limited by shares | Dissolved |
| YEE SING INDUSTRIAL COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINTACK COMPANY, LIMITED | Private company limited by shares | Dissolved |
| CHINESISCH-DEUTSCHER KULTURVERBAND (HONG KONG) [SINO-GERMAN CULTURAL ASSOCIATION (HONG KONG)] | Company limited by guarantee | Dissolved |
| BOMBAY SILK STORE LIMITED | Private company limited by shares | Dissolved |
| YET SING ESTATE COMPANY, LIMITED | Private company limited by shares | Dissolved |
| HIP SING PRINTING COMPANY, LIMITED | Private company limited by shares | Dissolved |
| NAN SING PLASTICS LIMITED | Private company limited by shares | Live |
| SITA WORLD TRAVEL (HONG KONG) LIMITED | Private company limited by shares | Live |
| HOP SING GARMENT MFG. COMPANY LIMITED | Private company limited by shares | Dissolved |
| SISWATI COMPANY LIMITED | Private company limited by shares | Dissolved |
| SITA WORLD TRAVEL (THAILAND) LIMITED | Private company limited by shares | Dissolved |
| SING FAT CONSTRUCTION COMPANY, LIMITED | Private company limited by shares | Live |
| H. SIENMIN & SONS (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SING FOOK KNITTING FACTORY, LIMITED | Private company limited by shares | Live |
| SINCERE TEXTILES, LIMITED | Private company limited by shares | Dissolved |
| SING ENTERPRISES (H.K.) LIMITED -THE- | Private company limited by shares | Dissolved |
| SINCERE MOTORS, LIMITED | Private company limited by shares | Dissolved |
| HIP SING KNITTING FACTORY LIMITED | Private company limited by shares | Live |
| SING HING COMPANY LIMITED | Private company limited by shares | Dissolved |
| TIN SING INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| SIBERIAN FUR STORE LIMITED | Private company limited by shares | Live |
| CHIN LEE SING COMPANY LIMITED | Private company limited by shares | Dissolved |
| BEE SING COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SING HONG LAND INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| STAR OF SIAM (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| HOI SING LAND INVESTMENT COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SINYU ESTATES LIMITED | Private company limited by shares | Dissolved |
| FU SING INVESTMENT COMPANY, LIMITED | Private company limited by shares | Dissolved |
| TAI SING RICE TRADING COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SING WO LAND INVESTMENT COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SINGER METAL WORKS, LIMITED | Private company limited by shares | Dissolved |
| SINGHA COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SIAM TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO-ANGLO UNIVERSAL PROVIDERS LIMITED | Private company limited by shares | Dissolved |
| SING CHUNG LAND INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| SING KA LAND INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| SINO-BRITISH TIMBER COMPANY LIMITED | Private company limited by shares | Dissolved |
| SING NAN LAND INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| WING SING INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| FOOK SING INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| SIMCO LIMITED | Private company limited by shares | Live |
| KIE SING INVESTMENT COMPANY, LIMITED | Private company limited by shares | Dissolved |
| TAI SING WO COMPANY LIMITED | Private company limited by shares | Live |
| WAH SING PAO, LIMITED | Private company limited by shares | Dissolved |
| SIENG CHIN TRADING COMPANY, LIMITED | Private company limited by shares | Dissolved |
| SILVER AMUSEMENT COMPANY LIMITED | Private company limited by shares | Live |