| Quantaz Limited | Private company limited by shares | Dissolved |
| QUANTBLOCK LIMITED | Private company limited by shares | Live |
| QuantBlock Limited | Private company limited by shares | Live |
| Quantbot Technologies (HK), Limited | Private company limited by shares | Live |
| QUANTCAP LIMITED | Private company limited by shares | Live |
| QuantCharm Limited | Private company limited by shares | Live |
| QUANTE POUYET ASIA LIMITED | Private company limited by shares | Dissolved |
| QUANTEAM LIMITED | Private company limited by shares | Dissolved |
| QUANTECH LIMITED | Private company limited by shares | Dissolved |
| QUANTECH LIMITED | Private company limited by shares | Dissolved |
| QUANTECH TECHNOLOGY LIMITED | Private company limited by shares | Live |
| Quanted Limited | Private company limited by shares | Live |
| QUANTEL LIMITED | Private company limited by shares | Live |
| QUANTEL ASIA LIMITED | Private company limited by shares | Live |
| QUANTEL ASIA PACIFIC LIMITED | Private company limited by shares | Live |
| QUANTELCOM COMPANY LIMITED | Private company limited by shares | Dissolved |
| Quantera Global Limited | Private company limited by shares | Live |
| Quantera Global Asia Holding Limited | Private company limited by shares | Live |
| QUANTERIX HONG KONG LIMITED | Private company limited by shares | Live |
| Quantet Media Limited | Private company limited by shares | Live |
| Quantet Trading Co., Limited | Private company limited by shares | Live |
| QUANTEX LIMITED | Private company limited by shares | Live |
| QUANTEXT Consulting Limited | Private company limited by shares | Live |
| QuantFabrik Limited | Private company limited by shares | Live |
| Quant-Fin Investment Limited | Private company limited by shares | Live |
| CASH QUANT-FINANCE LAB LIMITED | Private company limited by shares | Live |
| CASH Quant-Finance Trading Limited | Private company limited by shares | Live |
| QUANTHAI TRADING LIMITED | | Live |
| QUANTHEA LIMITED | Private company limited by shares | Live |
| QUANTICA LIMITED | Private company limited by shares | Live |
| QUANTICO LIMITED | Private company limited by shares | Dissolved |
| QUANTICO LIMITED | Private company limited by shares | Live |
| QUANTICO CHINA LIMITED | Private company limited by shares | Live |
| Hong Kong Quantico Pharmaceutical Co., Limited | Private company limited by shares | Live |
| Quantics Kitchen Limited | Private company limited by shares | Live |
| QUANTier Limited | | Live |
| Quantifeed HK Limited | Private company limited by shares | Live |
| Fu Erya Quantifica Share Limited | Private company limited by shares | Live |
| Ourui Quantification Investment Shareholding Co., Limited | Private company limited by shares | Live |
| FORTUNE QUANTIFICATION CO., LIMITED | Private company limited by shares | Live |
| Gold Stone Quantification Technology Limited | | Live |
| EF Quantification Technology Company Limited | Private company limited by shares | Live |
| QUANTIFIELD DEVELOPMENTS LIMITED | Private company limited by shares | Dissolved |
| BXM QUANTIFY LIMITED | Private company limited by shares | Live |
| CHINA QUANTIFY INVESTMENT ASSOCIATION LIMITED | Private company limited by shares | Live |
| Royal Quantify Investment Management Co., Limited | Private company limited by shares | Live |
| QUANTIKKA LIMITED | | Live |
| QUANTING COMPANY LIMITED | Private company limited by shares | Dissolved |
| Quantiq Hong Kong Limited | Private company limited by shares | Live |
| QUANTIQ INTERNATIONAL LIMITED | Private company limited by shares | Live |
| QUANTIQUE LIMITED | Private company limited by shares | Dissolved |
| Quantis Limited | | Live |
| QUANTIS SOLAR LIMITED | Private company limited by shares | Live |
| Quantitative Limited | Private company limited by shares | Live |
| QUANTITATIVE ACCOUNTING LIMITED | Private company limited by shares | Live |
| AVANT QUANTITATIVE RESEARCH LIMITED | Private company limited by shares | Live |
| China Quantitative Deal Holding Limited | Private company limited by shares | Live |
| CHINA QUANTITATIVE INVESTMENT GROUP LIMITED | Private company limited by shares | Live |
| Quantitative Network Co., Limited | | Live |
| Quantitative Technology College Company Limited | | Live |
| QUANTITATIVE DATA LIMITED | Private company limited by shares | Live |
| Quantitative Financial Engineering Limited | Private company limited by shares | Live |
| Quantitative Fintech Company Limited | Private company limited by shares | Live |
| Gunxue Quantitative International Technology Co., Limited | Private company limited by shares | Live |
| Quantitative Solution Hong Kong Limited | Private company limited by shares | Live |
| QUANTITATIVE INVESTMENT LIMITED | Private company limited by shares | Live |
| Quantitative observer Limited | Private company limited by shares | Live |
| Pandtong Quantitative Research Limited | Private company limited by shares | Live |
| Sailor Quantitative Investment Management Co., Limited | Private company limited by shares | Live |
| QUANTITATIVE SOCIETY LIMITED | Private company limited by shares | Dissolved |
| QUANTITATIVE SOLUTIONS LIMITED | Private company limited by shares | Dissolved |
| Quantitative Studio Limited | Private company limited by shares | Live |
| QUANTITATIVE TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| GLOBAL QUANTITATIVE TRADING TECHNOLOGIES LIMITED | Private company limited by shares | Live |
| HK Ant quantitative Technology Technology Limited | | Live |
| QUANTITATIVE TRADING COMPANY LIMITED | Private company limited by shares | Dissolved |
| GREATER BAY AREA QUANTITATIVE TRADING ASSOCIATION LIMITED | | Live |
| QuantEye Quantitative Trading Limited | | Live |
| Quantitiv Limited | Private company limited by shares | Live |
| Quantitools Limited | Private company limited by shares | Live |
| QUANTITOWN LIMITED | Private company limited by shares | Dissolved |
| QUANTIUM DEVELOPMENTS LIMITED | Private company limited by shares | Dissolved |
| QUANTIUM INVESTMENTS LIMITED | Private company limited by shares | Dissolved |
| Quantivemr Limited | Private company limited by shares | Live |
| SIMONS QUANTIZATION TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| SeanFriends Quantization Trading Limited | Private company limited by shares | Live |
| QUANTIZE LIMITED | Private company limited by shares | Live |
| QUANTLIGHT INVESTMENT LIMITED | Private company limited by shares | Live |
| Quantlink Investment Service Company Limited | Private company limited by shares | Live |
| QUANTLINKER COMPANY LIMITED | | Live |
| Quantlux Management Limited | Private company limited by shares | Live |
| QUANTO TECH LIMITED | Private company limited by shares | Dissolved |
| QUANTOCK LIMITED | Private company limited by shares | Dissolved |
| HONGKONG QUANTONG SANITARY WARES INDUSTRY CO., LIMITED | Private company limited by shares | Dissolved |
| QUANTONG INT'L CO., LIMITED | Private company limited by shares | Live |
| QUANTONG MIRACLE CO., LIMITED | Private company limited by shares | Live |
| FOSHAN QUANTONG IMP & EXPORT CO., LIMITED | Private company limited by shares | Live |
| QUANTONG INT'L FREIGHT FORWARDERS (HK) LIMITED | Private company limited by shares | Live |
| QUANTONG GROUP LIMITED | Private company limited by shares | Dissolved |
| HK QUANTONG INVESTMENT HOLDING GROUP LIMITED | Private company limited by shares | Dissolved |