| DETEC LIMITED | Private company limited by shares | Live |
| Taipei The Imperial Palace Historical Detect Research Center Limited | Private company limited by shares | Live |
| CHENGCE DETECT LIMITED | Private company limited by shares | Live |
| China Cultural Relics Detect Appraisal Co., Limited | Private company limited by shares | Live |
| DETECT METALS CO., LIMITED | Private company limited by shares | Live |
| Secure Detect Limited | Private company limited by shares | Live |
| Detect IP Service Limited | Private company limited by shares | Live |
| Hytek detecting Co., Limited | | Live |
| HK DETECTING TRADING LIMITED | Private company limited by shares | Live |
| RB DETECTION COMPANY LIMITED | Private company limited by shares | Dissolved |
| JLS DETECTION LIMITED | Private company limited by shares | Live |
| P&L Cable Detection Company Limited | | Live |
| China Enwei Detection Service Limited | Private company limited by shares | Live |
| CHINA CANCER PREVENTION & EARLY DETECTION CO., LIMITED | Private company limited by shares | Live |
| HONG KONG NP DETECTION TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HM Detection Technology (Hong Kong) Co., Limited | Private company limited by shares | Live |
| HONGKONG INSTITUTE OF LARGE OBJECTS DETECTION AND IDENTIFICATION OF CO., LIMITED | Private company limited by shares | Live |
| Taipei The Imperial Palace Detection Co., Limited | Private company limited by shares | Live |
| Detection testing technology Co., Limited | Private company limited by shares | Live |
| Tai Wo UU Detection Consultant Limited | | Live |
| PRO DETECTION ENGINEERING CONSULTANTS LIMITED | Private company limited by shares | Live |
| WATERLAND DETECTION ENGINEERING LIMITED | Private company limited by shares | Live |
| FAULT DETECTION & TRADING LIMITED | Private company limited by shares | Live |
| Morpho Detection (HK) Limited | Private company limited by shares | Live |
| Smiths Detection Hong Kong Limited | Private company limited by shares | Dissolved |
| CHANG'AN DETECTION (HONGKONG) LIMITED | Private company limited by shares | Live |
| CHANG'AN DETECTION (HONGKONG) INTERNATIONAL LIMITED | Private company limited by shares | Live |
| HONGKONG YOSETODER DETECTION EQUIPMENT CO., LIMITED | Private company limited by shares | Dissolved |
| HONGKONG YINGZHONG MOTOR VEHICLE DETECTION LIMITED | Private company limited by shares | Live |
| E&H DETECTION INSTRUMENTS CO., LIMITED | Private company limited by shares | Live |
| DE-TECTION INTERNATIONAL LIMITED | Private company limited by shares | Dissolved |
| International Luxury Detection Co., Limited | Private company limited by shares | Live |
| DETECTION INTERNATIONAL HOLDINGS LIMITED | Private company limited by shares | Live |
| DETECTION INVESTMENT COMPANY LIMITED | Private company limited by shares | Dissolved |
| HK GUOJIAN JEWELRY DETECTION LIMITED | Private company limited by shares | Live |
| Hung's Surveying & Leak Detection Limited | Private company limited by shares | Live |
| Hung's Surveying & Leak Detection Limited | | Live |
| Matrix Detection Limited | Private company limited by shares | Live |
| CHINA DETECTION PRODUCT SERVICE LIMITED | Private company limited by shares | Live |
| CHINA CULTURAL RELIC DETECTION INSTITUTE LIMITED | Private company limited by shares | Live |
| RODNEY DETECTION COMPANY LIMITED | Private company limited by shares | Live |
| HILTON DETECTION & SAFETY CONSULTANTS COMPANY LIMITED | Private company limited by shares | Live |
| THREE-DIMENSIONAL DETECTION TECHNOLOGY SERVICES CO., LIMITED | Private company limited by shares | Dissolved |
| SMITHS & SWN DETECTION LIMITED | Private company limited by shares | Live |
| CHINA MEASUREMENT DETECTION TECHNOLOGY ASSOCIATION LIMITED | Private company limited by shares | Live |
| HK Zhongwen Relics Detection And Identification Technology Limited | Private company limited by shares | Live |
| Hong Kong Weipu Detection Technology Limited | | Live |
| ART DETECTIVE COMPANY LIMITED | Private company limited by shares | Live |
| Fu Wai Detective Limited | Private company limited by shares | Dissolved |
| Sichuan Chengdu Yebushou Affairs Investigation and Find People Detective Co., Limited | Private company limited by shares | Live |
| PACIFIC PRIVATE DETECTIVE AGENCY LIMITED | Private company limited by shares | Dissolved |
| Alice Detective Company Limited | Private company limited by shares | Live |
| Baizheng Private Detective Agency Co., Limited | | Live |
| Baizheng Private Detective Marriage Investigation Limited | | Live |
| Beijing Bangde Private Private Detective Investigation Limited | Private company limited by shares | Live |
| HONGKONG INTERNATIONAL ZHONGTE DETECTIVE BODYGUARD SECURITY CONSULTANT LIMITED | Private company limited by shares | Dissolved |
| Wellk International Business Security Survey (Private Detective) Limited | Private company limited by shares | Live |
| Oasis Women Detective Consultancy and Hypnotherapy Counseling Centre Limited | Private company limited by shares | Live |
| City Hunter Bussiness Detective Co., Limited | Private company limited by shares | Dissolved |
| Shenzhen Clairvoyant Private Detective Survey Limited | Private company limited by shares | Live |
| Chengdu Xunzong Private Detective Investigation Co., Limited | Private company limited by shares | Live |
| JAMES BOND INTERNATIONAL DETECTIVE (HK) CO., LIMITED | Private company limited by shares | Live |
| China Spike (Knight) Private Detective Investigation Co., Limited | | Live |
| 007 Private Detective Co., LIMITED | | Live |
| XUNXIN PRIVATE DETECTIVE SOCIETY (HK) CO., LIMITED | | Live |
| CHINA XUCUN PRIVATE DETECTIVE SOCIETY (HK) CO., LIMITED | Private company limited by shares | Live |
| UNIVERSAL INTERNATIONAL PRIVATE DETECTIVE AGENCY CO., LIMITED | Private company limited by shares | Live |
| Conan Private Detective Limited | Private company limited by shares | Live |
| HOLY EAGLE INTERNATIONAL DETECTIVE (HK) CO., LIMITED | Private company limited by shares | Live |
| Smart Detective & IT Guard Limited | Private company limited by shares | Live |
| CHINA DETECTIVE (HK) LIMITED | Private company limited by shares | Dissolved |
| LADIES DETECTIVE (H.K.) COMPANY LIMITED | Private company limited by shares | Live |
| WOMAN DETECTIVE (H.K.) LIMITED | Private company limited by shares | Live |
| Hong Kong Morgan Detective Agency Limited | Private company limited by shares | Live |
| PROFESSIONAL PRIVATE DETECTIVE AGENCY HONG KONG LIMITED | Private company limited by shares | Live |
| Hong Kong Private Detective Association Limited | | Live |
| China Hong Kong Private Detective Limited | Private company limited by shares | Live |
| WOODPECKER (HONG KONG) PRIVATE DETECTIVE MARRIAGE INVESTIGATION CO., LIMITED | | Live |
| Xingsi International (Hong Kong) Private Detective Co., Limited | Private company limited by shares | Live |
| China Skynet Looking For Someone To Find A Private Detective Agency (Hong Kong) Co., Limited | Private company limited by shares | Live |
| Hong Kong Taibang Detective Co., Limited | Private company limited by shares | Live |
| HONG KONG XIANG LONG DETECTIVE LIMITED | Private company limited by shares | Dissolved |
| HONG KONG HUANGJIA DETECTIVE AGENCY LIMITED | | Live |
| Huatan Private Detective Limited | | Live |
| International Detective Limited | Private company limited by shares | Live |
| TORRANCE INTERNATIONAL DETECTIVE AGENCY, LIMITED -THE- | Private company limited by shares | Dissolved |
| INTERNATIONAL PROFESSIONAL DETECTIVE ASSOCIATION LIMITED | Company limited by guarantee | Live |
| UNITED INTERNATIONAL DETECTIVE AGENCY LIMITED | | Live |
| America Detective Int'l Co., Limited | Private company limited by shares | Live |
| Bright Detective Int'l (HK) Co., Limited | Private company limited by shares | Live |
| CHINA WB DETECTIVE INVESTIGATION LIMITED | Private company limited by shares | Live |
| LIGHT DETECTIVE CATERING MANAGEMENT LIMITED | Private company limited by shares | Live |
| Little Lion School Detective Limited | Private company limited by shares | Live |
| MINGZHEN DETECTIVE BUSINESS LIMITED | Private company limited by shares | Dissolved |
| Paparazzi Private Detective Limited | Private company limited by shares | Live |
| Shanghai Weimin Private Detective Tracing And Finding People Limited | Private company limited by shares | Live |
| POWAY TIMES BUSINESS SECURITY SURVEY (PRIVATE DETECTIVE) LIMITED | Private company limited by shares | Live |
| Chaer Private Detective Limited | Private company limited by shares | Live |
| CHENGDU LIEYING PRIVATE DETECTIVE CO., LIMITED | | Live |
| CHINA TRUTH PROFESSIONAL DETECTIVE LIMITED | Private company limited by shares | Live |