| Longcine (Hong Kong) Limited | Private company limited by shares | Dissolved |
| LONGCITY LIMITED | Private company limited by shares | Live |
| Longcloud HongKong Electronic Technology Co., Limited | Private company limited by shares | Live |
| LONGCO LIMITED | Private company limited by shares | Live |
| LONGCOM LIMITED | Private company limited by shares | Dissolved |
| LONGCOM CHEMISTRY LIMITED | Private company limited by shares | Live |
| LONGCOM ENTERPRISE LIMITED | Private company limited by shares | Live |
| Longcom Industrial Limited | Private company limited by shares | Live |
| LONGCOME LIMITED | Private company limited by shares | Dissolved |
| LONGCOME INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| LONGCOME PRODUCTS LIMITED | Private company limited by shares | Live |
| LONGCOMEX HK LIMITED | Private company limited by shares | Dissolved |
| LONGCORP LIMITED | Private company limited by shares | Dissolved |
| LONGCORP LIMITED | Private company limited by shares | Live |
| FUZHOU LONGCOWIN IMP&EXP CO., LIMITED | Private company limited by shares | Live |
| LONGCROSS LIMITED | Private company limited by shares | Live |
| LONGCROSS TRADING LIMITED | Private company limited by shares | Dissolved |
| SHENZHEN LONGCYCLE ELECTRONIC CO., LIMITED | Private company limited by shares | Live |
| LONGDA IMP EXP LIMITED | Private company limited by shares | Live |
| LONGDA LED HK LIMITED | Private company limited by shares | Live |
| LONGDA ALBERT LUBRICATING OII (CHINA) CO., LIMITED | Private company limited by shares | Live |
| Longda Ceramic (HongKong) Co., Limited | Private company limited by shares | Live |
| Longda China Group HK Co., Limited | Private company limited by shares | Live |
| LONGDA CHINAWARE CO., LIMITED | Private company limited by shares | Live |
| LONGDA (H. K.) CO., LIMITED | Private company limited by shares | Live |
| LONGDA INTERNATIONAL (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| LONGDA INT'L CO., LIMITED | Private company limited by shares | Live |
| LONGDA SHIPPING CO., LIMITED | Private company limited by shares | Live |
| GD LONGDA ELECTRONIC TECH LIMITED | Private company limited by shares | Live |
| LONGDA ELECTRONICS (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| LONGDA INTERNATIONAL ENTERPRISE LIMITED | Private company limited by shares | Dissolved |
| HK LONGDA FASHION LIMITED | Private company limited by shares | Live |
| Longda Pack & PVC Floor Company Limited | Private company limited by shares | Live |
| HK LONGDA GROUP CO., LIMITED | Private company limited by shares | Live |
| LONGDA CAPITAL HOLDING GROUP LIMITED | Private company limited by shares | Live |
| Longda International Investment Group Company Limited | | Live |
| Longda Linen Group Limited | | Live |
| LONGDA GROUP TRADE LIMITED | Private company limited by shares | Live |
| Hong Kong Longda Investment Co., Limited | Private company limited by shares | Live |
| LONGDA (HONG KONG) GROUP COMPANY LIMITED | Private company limited by shares | Live |
| Hong Kong Longda Beauty Makeup Limited | | Live |
| LONGDA PRINTING (HONG KONG) CO., LIMITED | Private company limited by shares | Live |
| LONGDA (HONG KONG) TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Longda (Hong Kong) Trading Co., Limited | Private company limited by shares | Live |
| H.K LONGDA INT'L IMPORT & EXPORT LIMITED | Private company limited by shares | Live |
| LONGDA INDUSTRIAL LIMITED | Private company limited by shares | Live |
| Longda Enterprises (HK) Investment Industrial Limited | Private company limited by shares | Live |
| HK LONGDA INDUSTRY LIMITED | Private company limited by shares | Dissolved |
| LONGDA (HK) INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| Longda Electronic (International) Industry Limited | | Live |
| HK LONGDA INTL INDUSTRY LIMITED | Private company limited by shares | Live |
| LONGDA INTERNATIONAL LIMITED | | Live |
| HK LONGDA INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| LONGDA CREATIVE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| KUNMING LONGDA PUMP TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| LongDa Metal Products Co., Limited | Private company limited by shares | Live |
| Longda Products Limited | Private company limited by shares | Live |
| LESHAN LONGDA PUMP INDUSTRY LIMITED | Private company limited by shares | Live |
| LONGDA ENVIRONMENTAL SCIENTECH (HOLDING) LIMITED | Private company limited by shares | Live |
| SHANDONG LONGDA NEW MATERIAL CO., LIMITED | Private company limited by shares | Live |
| SHANDONG LONGDA TRADING LIMITED | Private company limited by shares | Live |
| Longda International Ship Lease Co., Limited | Private company limited by shares | Live |
| LONGDA STATE LIMITED | Private company limited by shares | Live |
| LONGDA TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| LongDa Technology (HK) Co., Limited | Private company limited by shares | Live |
| LONGDA ELECTRIC TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Longda Electronic Technology Co., Limited | Private company limited by shares | Live |
| Longda Intelligent Technology Co., Limited | Private company limited by shares | Live |
| LONGDA TECHNOLOGY (INTERNATIONAL) LIMITED | Private company limited by shares | Live |
| LONGDA LIGHTING & ELECTRONIC TECHNOLOGY CO. LIMITED | Private company limited by shares | Dissolved |
| LONGDA TELECOMMUNICATIONS TRADE LIMITED | Private company limited by shares | Live |
| HK LONGDA INTERNATIONAL TRADE LIMITED | Private company limited by shares | Live |
| LongDa Trading Company Limited | Private company limited by shares | Live |
| LONGDA INTERNATIONAL TRADING CO., LIMITED | Private company limited by shares | Dissolved |
| HK LONGDA BROTHERS IMPORT AND EXPORT TRADING COMPANY LIMITED | | Live |
| LONGDA TRADING (HK) COMPANY LIMITED | Private company limited by shares | Dissolved |
| LONGDA TRADING (H.K.) LIMITED | Private company limited by shares | Live |
| Longda International Trading (H.K.) Limited | Private company limited by shares | Live |
| HK LONGDA TRADING INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| LONGDA INTERNATIONAL TRADING LIMITED | Private company limited by shares | Live |
| YIWU LONGDA INTERNATIONAL TRADE CO., LIMITED | Private company limited by shares | Live |
| ZHEJIANG LONGDA BAG CO., LIMITED | Private company limited by shares | Live |
| LONGDAFENG LIMITED | Private company limited by shares | Live |
| LONGDAKE LIMITED | Private company limited by shares | Live |
| HK LONGDANTANG PHARMACEUTICAL GROUP COMPANY LIMITED | Private company limited by shares | Dissolved |
| HK LONGDANTANG PHARMACEUTICAL GROUP (INTERNATIONAL) COMPANY LIMITED | Private company limited by shares | Live |
| LONGDAO LIMITED | Private company limited by shares | Dissolved |
| ITALY LONGDATA (HONG KONG) INTERNATIONAL LEATHER CRAFT CO., LIMITED | Private company limited by shares | Dissolved |
| LongDates International Trading Service Limited | Private company limited by shares | Live |
| HK LONGDAWEI LIMITED | Private company limited by shares | Live |
| LONGDAY INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| LONGDAY TRADING LIMITED | Private company limited by shares | Dissolved |
| LONGDE CONSULTANCY LIMITED | Private company limited by shares | Live |
| LONGDEE INVESTMENT LIMITED | Private company limited by shares | Dissolved |
| LONGDEFEND IP LIMITED | Private company limited by shares | Live |
| LONGDEFENG LIMITED | Private company limited by shares | Live |
| HONG KONG LONGDEFU TRADING LIMITED | | Live |
| LONGDEFU MEDICINE (H.K.) LIMITED | Private company limited by shares | Dissolved |
| LONGDEFU TRADING COMPANY LIMITED | Private company limited by shares | Live |
| LONGDELTA LIMITED | Private company limited by shares | Dissolved |