| PLUS STEEL (H.K.) LIMITED | Private company limited by shares | Live |
| GUANXIN STEEL PRODUCT (HK) LIMITED | Private company limited by shares | Dissolved |
| Steel Raw-Material (HK) Co., Limited | Private company limited by shares | Live |
| RICHSUN STEEL (H.K.) LIMITED | Private company limited by shares | Live |
| SHANGHAI BAO ZHOU STEEL (HK) LIMITED | Private company limited by shares | Dissolved |
| SHANGQI IRON AND STEEL (HK) CO., LIMITED | Private company limited by shares | Live |
| STEEL SOURCING AND SUPPLY (HK) LIMITED | Private company limited by shares | Live |
| DONG BAO SPECIAL STEEL (HK) LIMITED | Private company limited by shares | Dissolved |
| NEW STAR STEEL (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| SUNLIGHT STEEL (HK) LIMITED | Private company limited by shares | Dissolved |
| ANVIL STEEL SYSTEMS (H.K.) LIMITED | Private company limited by shares | Dissolved |
| TAEWON STEEL (H.K.) LIMITED | Private company limited by shares | Live |
| TIANCHENG STEEL (HK) LIMITED | Private company limited by shares | Live |
| STEEL TRADING PFP (HK) LIMITED | Private company limited by shares | Dissolved |
| H.K. MINMETALS STEEL TRADING LIMITED | Private company limited by shares | Dissolved |
| GET RESOURCES STEEL TUBE (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| UNITED STEEL HORSESHOES (HK) LIMITED | Private company limited by shares | Dissolved |
| UNIVERSAL STEEL (H.K.) PROCESSING CENTRE LIMITED | Private company limited by shares | Dissolved |
| WELLRICH STEEL (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| Star Steel Precision Works (HK) Limited | Private company limited by shares | Live |
| WU YANG STEEL STRUCTURE (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| YINCHEN STEEL GROUP (H.K.) LIMITED | Private company limited by shares | Live |
| FU LI YUAN SPECIAL STEEL (HK) LIMITED | Private company limited by shares | Dissolved |
| Yuanchang (HK) Steel Co. Limited | Private company limited by shares | Live |
| ZHENTONG (HK) STEEL STRUCTURE EQUIPMENT LIMITED | Private company limited by shares | Live |
| HKGO STEEL LIMITED | Private company limited by shares | Dissolved |
| H.L.D. STEEL COMPANY LIMITED | Private company limited by shares | Live |
| WO LEE STEEL (HOLDING) COMPANY LIMITED | Private company limited by shares | Live |
| GSR STEEL HOLDING LIMITED | Private company limited by shares | Dissolved |
| Steel Holding Limited | Private company limited by shares | Live |
| ASIA STEEL HOLDING LIMITED | Private company limited by shares | Dissolved |
| EASTERN STEEL HOLDING LIMITED | Private company limited by shares | Dissolved |
| STEEL HO HOLDINGS LIMITED | Private company limited by shares | Live |
| CDS Nu Steel Holdings Limited | Private company limited by shares | Live |
| CHINA STEEL HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| CHINA STEEL INVESTMENT HOLDINGS LIMITED | Private company limited by shares | Live |
| CHINA STEEL RESOURCES (HOLDINGS) LIMITED | Private company limited by shares | Dissolved |
| GLOBAL STEEL HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| HUIHONG STEEL GROUP HOLDINGS CO., LIMITED | Private company limited by shares | Live |
| HONG KONG STEEL HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| LIANYUAN STEEL HOLDINGS (H.K.) LIMITED | Private company limited by shares | Dissolved |
| STEEL PLASTIC MACHINERY HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| VSC Steel Processing Holdings Limited | Private company limited by shares | Live |
| RISING STEEL HOLDINGS LIMITED | Private company limited by shares | Live |
| SHANGHAI NO. 1 IRON AND STEEL HOLDINGS (H.K.) COMPANY LIMITED | Private company limited by shares | Dissolved |
| TAIWAN STEEL TECHNOLOGY MACHINERY HOLDINGS LIMITED | Private company limited by shares | Dissolved |
| TECOO STEEL HOLDINGS LIMITED | Private company limited by shares | Live |
| Holly Casting & Steel Tool Limited | Private company limited by shares | Live |
| Steel Home Digital Technology Limited | | Live |
| TSE YU HONG STEEL COMPANY LIMITED | Private company limited by shares | Dissolved |
| BENXI IRON & STEEL HONG KONG LIMITED | Private company limited by shares | Live |
| CAYZER, STEEL BROTHERS (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| SUN LUK DIE CASTING STEEL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| HAILI STAINLESS STEEL HONG KONG MARKETING CENTER LIMITED | Private company limited by shares | Dissolved |
| CHANGSHU IRON AND STEEL (HONG KONG) COMPANY LIMITED | Private company limited by shares | Dissolved |
| HONG KONG CHELONG STEEL CO., LIMITED | Private company limited by shares | Dissolved |
| HONG KONG STEEL (CHINA) LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Ali-mama Steel International Trading Co., Limited | Private company limited by shares | Live |
| HONG KONG EAST ASIA IRON AND STEEL CO., LIMITED | Private company limited by shares | Live |
| STEEL HONG KONG FOODSERVICE EQUIPMENT ENGINEERING CO., LIMITED | | Live |
| Hong Kong Hemei Steel Co., Limited | | Live |
| JINSILI (HONG KONG) INTERNATIONAL STEEL HOLDINGS CO., LIMITED | Private company limited by shares | Live |
| HONG KONG STEEL INDUSTRY TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Gem Steel (Hong Kong) Co., LIMITED | Private company limited by shares | Live |
| HONG KONG Y&S STEEL CO., LIMITED | Private company limited by shares | Live |
| CHUANG YUAN STEEL (HONG KONG) CO., LIMITED | Private company limited by shares | Dissolved |
| Hong Kong Dadi Steel Structure Co., Limited | Private company limited by shares | Live |
| DONGFEI SPECIAL STEEL (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| Gaoxin (Hong Kong) Hardware Steel Co., Limited | Private company limited by shares | Live |
| JINFA IRON & STEEL (HONG KONG) INTERNATIONAL CO., LIMITED | Private company limited by shares | Live |
| Anshan Steel Pressure Vessel (Hong Kong) Co., Limited | Private company limited by shares | Live |
| HONG KONG SILVER STEEL TECHNOLOGY CO., LIMITED | | Live |
| DAEWOO STEEL TRADING (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| HONG KONG EAST STEEL TRADING CO., LIMITED | Private company limited by shares | Live |
| CHEN YANG STEEL (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| STEEL DAY LONG (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| HONG KONG LONGSHENG STEEL MOLD CO., LIMITED | Private company limited by shares | Dissolved |
| JIA SHENG STEEL (HONG KONG) CO., LIMITED | Private company limited by shares | Dissolved |
| JIA SHENG STEEL (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| Foshan Hong Zhan Stainless Steel Co., Limited | Private company limited by shares | Live |
| Hong Kong Shuanmita Stainless Steel Products Co., Limited | Private company limited by shares | Live |
| Hong Kong Xinyuan Stainless Steel Products Co., Limited | Private company limited by shares | Live |
| HONG KONG SUNRISE STEEL CO., LIMITED | Private company limited by shares | Live |
| Hong Kong Technical Special Steel Co., Limited | | Live |
| Kam Tong Steel (Hong Kong) Co., Limited | Private company limited by shares | Dissolved |
| T.S. STEEL (HONG KONG) CO., LIMITED | Private company limited by shares | Dissolved |
| HONG KONG GREAT WALL STEEL TRADING CO., LIMITED | Private company limited by shares | Live |
| WANQIAO STEEL MODELING (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| HONG KONG YONG QIANG STAINLESS STEEL TRADING CO., LIMITED | Private company limited by shares | Live |
| Hong Kong Yonghe Mold Steel Co., Limited | Private company limited by shares | Live |
| Zhongsai Steel Structure (Hong Kong) Co., Limited | Private company limited by shares | Live |
| NEW CONCEPT (HONG KONG) STEEL TRADE CO., LIMITED | Private company limited by shares | Live |
| Construction Steel Hong Kong Association Limited | | Live |
| Consummate Steel (Hong Kong) Limited | Private company limited by shares | Live |
| DONGRI RACK & STEEL CONFIGURATION HONG KONG CO., LIMITED | Private company limited by shares | Live |
| HONG KONG NEW DRAGON STEEL COMPANY LIMITED | Private company limited by shares | Dissolved |
| FAR EAST STEEL (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| HONG KONG FAR EAST STEEL COMPANY LIMITED | Private company limited by shares | Dissolved |
| STEEL MASTER FAR EAST (HONG KONG) LIMITED | Private company limited by shares | Dissolved |
| HONG KONG GLOBALINK STEEL ENGINEERING LIMITED | Private company limited by shares | Dissolved |