| FORTUNE GRADE INTERNATIONAL LIMITED | Private company limited by shares | Live |
| GLORY GRADE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| GRADE HALL INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| TOP GRADE INTERNATIONAL (HONG KONG) LIMITED | Private company limited by shares | Live |
| LONG GRADE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| LUCKY GRADE INTERNATIONAL INVESTMENT COMPANY LIMITED | Private company limited by shares | Live |
| INTERNATIONAL GRADE SYSTEM CERTIFICATION MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| PACIFIC GRADE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| REGENT GRADE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| RICH GRADE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| GRADE RICH INTERNATIONAL LIMITED | Private company limited by shares | Live |
| GRADE SILVER INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| GRADE SOUTH INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| SUPER GRADE INTERNATIONAL LIMITED | Private company limited by shares | Live |
| STAR GRADE HOLIDAY INTERNATIONAL TOUR LIMITED | Private company limited by shares | Dissolved |
| TOP GRADE INTERNATIONAL TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| NEW GRADE INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| FIRST GRADE INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| VICTORY GRADE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| GRADE WELL INTERNATIONAL INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| XINYUAN INTERNATIONAL GRADE HK LIMITED | Private company limited by shares | Dissolved |
| HK FIRST GRADE INT'L CO., LIMITED | Private company limited by shares | Live |
| HONG KONG TOP GRADE INT'L GROUP LIMITED | | Live |
| TOP GRADE INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| UP GRADE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| GRADE SKY INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| NEW GRADE INVESTMENT LIMITED | Private company limited by shares | Live |
| GRADE ONE INVESTMENT LIMITED | Private company limited by shares | Live |
| Top Grade Investment Limited | Private company limited by shares | Live |
| ASIA GRADE INVESTMENT LIMITED | Private company limited by shares | Live |
| BEST GRADE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| EASTERN GRADE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| GLORY GRADE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| GOLD GRADE INVESTMENT LIMITED | Private company limited by shares | Live |
| PACIFIC GRADE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| GRADE SOUTH INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| SUCCESS GRADE INVESTMENT LIMITED | Private company limited by shares | Live |
| VAST GRADE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| GRADE ACE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| GRADE TOP INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| GRADE RICH INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| GRADE ISLAND LIMITED | Private company limited by shares | Dissolved |
| GRADE ISLAND TRADING LIMITED | Private company limited by shares | Dissolved |
| GRADE JADE LIMITED | Private company limited by shares | Dissolved |
| KEEN GRADE LIMITED | Private company limited by shares | Dissolved |
| KEEN GRADE INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| KENT GRADE LIMITED | Private company limited by shares | Dissolved |
| KING GRADE LIMITED | Private company limited by shares | Dissolved |
| KING GRADE LIMITED | Private company limited by shares | Live |
| GRADE KING DEVELOPMENT LIMITED | Private company limited by shares | Live |
| GRADE KING INTERNATIONAL LIMITED | Private company limited by shares | Live |
| GRADE KING INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| KING GRADE INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| HK GRADE LIGHTING ELECTRIC LIMITED | Private company limited by shares | Live |
| LONG GRADE LIMITED | Private company limited by shares | Live |
| LUCKY GRADE LIMITED | Private company limited by shares | Dissolved |
| LUCKY GRADE LIMITED | | Live |
| LUCKY GRADE ENTERPRISES LIMITED | Private company limited by shares | Dissolved |
| LUCKY GRADE PROPERTIES LIMITED | Private company limited by shares | Dissolved |
| GRADE CENTURY MANAGEMENT LIMITED | Private company limited by shares | Dissolved |
| MASTER GRADE LIMITED | Private company limited by shares | Live |
| MAZY GRADE LIMITED | Private company limited by shares | Dissolved |
| MEGA GRADE LIMITED | Private company limited by shares | Live |
| GRADE MERCANTILE COMPANY LIMITED | Private company limited by shares | Dissolved |
| A GRADE MOBILE PHONE ACCESSORIES WHOLESALE LIMITED | Private company limited by shares | Dissolved |
| MULTI GRADE REALTY LIMITED | Private company limited by shares | Dissolved |
| A GRADE MUSIC LIBRARY LIMITED | Private company limited by shares | Dissolved |
| GRADE NATION LIMITED | Private company limited by shares | Dissolved |
| NATION GRADE LIMITED | Private company limited by shares | Live |
| NATIONAL GRADE LIMITED | Private company limited by shares | Live |
| NICE GRADE LIMITED | Private company limited by shares | Dissolved |
| NOBLE GRADE LIMITED | Private company limited by shares | Dissolved |
| NOBLE GRADE DEVELOPMENT LIMITED | Private company limited by shares | Dissolved |
| NOBLE GRADE INTERNATIONAL LIMITED | Private company limited by shares | Live |
| OLYMPIC GRADE COMPANY LIMITED | Private company limited by shares | Dissolved |
| GRADE OPEN LIMITED | Private company limited by shares | Dissolved |
| ORIENTAL GRADE LIMITED | Private company limited by shares | Live |
| OVER GRADE LIMITED | Private company limited by shares | Dissolved |
| OVERSEAS GRADE LIMITED | Private company limited by shares | Live |
| PACIFIC GRADE LIMITED | Private company limited by shares | Dissolved |
| GRADE PACIFIC LIMITED | Private company limited by shares | Dissolved |
| PACIFIC GRADE LIMITED | Private company limited by shares | Dissolved |
| PACIFIC GRADE LIMITED | Private company limited by shares | Dissolved |
| A GRADE PACIFIC LIMITED | Private company limited by shares | Live |
| PARAMOUNT GRADE LIMITED | Private company limited by shares | Dissolved |
| A GRADE PHONE CO. LIMITED | Private company limited by shares | Live |
| GRADE POINT LIMITED | Private company limited by shares | Dissolved |
| POLY GRADE LIMITED | Private company limited by shares | Dissolved |
| GRADE POWER LIMITED | Private company limited by shares | Live |
| TOP GRADE PRECISE CO., LIMITED | Private company limited by shares | Live |
| PRETTY GRADE LIMITED | Private company limited by shares | Live |
| A GRADE BARCODE PRINTING COMPANY LIMITED | Private company limited by shares | Dissolved |
| A Grade Production Co., Limited | Private company limited by shares | Live |
| TOP GRADE PET PRODUCTS LIMITED | Private company limited by shares | Dissolved |
| PROFESSIONAL GRADE LIMITED | Private company limited by shares | Live |
| GRADE PROFIT LIMITED | Private company limited by shares | Dissolved |
| GRADE PROFIT LIMITED | Private company limited by shares | Dissolved |
| STAR GRADE PROMOTION COMPANY LIMITED | Private company limited by shares | Live |
| TOP GRADE PROPERTIES LIMITED | Private company limited by shares | Live |
| GRADE PROSPECT LIMITED | Private company limited by shares | Live |