| Lumens Optoelectronics Co., Limited | Private company limited by shares | Live |
| Luxronic Opto-Electronics Co., Limited | Private company limited by shares | Live |
| Mars Optoelectronics Limited | Private company limited by shares | Live |
| MAXTEK OPTOELECTRONICS LIMITED | Private company limited by shares | Live |
| MICROTECH OPTOELECTRONICS COMPANY LIMITED | Private company limited by shares | Dissolved |
| MINGHUA OPTOELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| SHENZHEN MINGHUA OPTOELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| NEWFOCUS OPTOELECTRONICS LIMITED | Private company limited by shares | Live |
| HK NEWSTAR OPTOELECTRONICS LIMITED | Private company limited by shares | Live |
| NIENCE OPTOELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| NINGBO M&F OPTOELECTRONICS LIMITED | Private company limited by shares | Live |
| NONNING OPTOELECTRONICS CO. LIMITED | Private company limited by shares | Live |
| Shenzhen OceanView Optoelectronics Co., Limited | Private company limited by shares | Live |
| PHOEBUS OPTOELECTRONICS LIMITED | Private company limited by shares | Live |
| PHOENIX OPTOELECTRONICS LIMITED | Private company limited by shares | Live |
| DONGGUAN PHOTON OPTOELECTRONICS CO., LIMITED | Private company limited by shares | Dissolved |
| Premium Opto-electronics Pte. Limited | | Live |
| SHENZHEN RISESUN OPTOELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| HK RIXING OPTOELECTRONICS LIMITED | Private company limited by shares | Live |
| RUICHI OPTOELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| SHINESKY OPTOELECTRONICS (HK) CO., LIMITED | Private company limited by shares | Live |
| SiLEDTOR Optoelectronics Inc. LIMITED | Private company limited by shares | Live |
| SKY STAR OPTOELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| STAR CHI INNOVATION OPTOELECTRONICS COMPANY LIMITED -THE- | Private company limited by shares | Live |
| Lucky Star Optoelectronics International Limited | Private company limited by shares | Live |
| STARS OPTOELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| Well State Optoelectronics Limited | Private company limited by shares | Live |
| STRONGBASE OPTOELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| NEW SUNNY OPTOELECTRONICS LIMITED | Private company limited by shares | Live |
| SUNNY OPTO-ELECTRONICS (HONGKONG) CO., LIMITED | Private company limited by shares | Dissolved |
| CHINA OPTOELECTRONICS TECHNOLOGY CORPORATION LIMITED | Private company limited by shares | Live |
| CHINA OPTOELECTRONICS & INNOVATION TECHNOLOGY INVESTMENT LIMITED | Private company limited by shares | Live |
| Chong Hua Optoelectronics Technology (HK) Co., Limited | Private company limited by shares | Live |
| China Creation Optoelectronics Technology Co., Limited | Private company limited by shares | Live |
| Diode Optoelectronics Technology Co., Limited | Private company limited by shares | Dissolved |
| HK DREAM OPTOELECTRONICS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| ENER OPTOELECTRONICS TECHNOLOGY (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| GUANGZHOU DEMUDA OPTOELECTRONICS TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HIZHEN OPTOELECTRONICS TECHNOLOGY LIMITED | Private company limited by shares | Live |
| HONGWAY OPTOELECTRONICS TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| DONGGUAN INFINITY OPTOELECTRONICS TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| LONGXIANG OPTOELECTRONICS TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| Netcheng Optoelectronics Technology (HK) Co., Limited | Private company limited by shares | Live |
| Odin Optoelectronics Technology Co., Limited | Private company limited by shares | Live |
| QIAOSHENG OPTOELECTRONICS TECHNOLOGY (HONG KONG) LIMITED | Private company limited by shares | Live |
| KAM SHAN OPTOELECTRONICS TECHNOLOGY LIMITED | Private company limited by shares | Dissolved |
| STAR OPTOELECTRONICS TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| WELL OPTOELECTRONICS TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| GRAND WELL OPTOELECTRONICS TECHNOLOGY CO., LIMITED | Private company limited by shares | Dissolved |
| XIAMEN VICTOR OPTOELECTRONICS TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| HK XINDUN OPTOELECTRONICS TECHNOLOGY COMPANY LIMITED | Private company limited by shares | Live |
| YIXIONG OPTOELECTRONICS TECHNOLOGY (HK) CO., LIMITED | Private company limited by shares | Live |
| YOULINE OPTOELECTRONICS TECHNOLOGY (HONG KONG) LIMITED | Private company limited by shares | Live |
| XUN TENG OPTOELECTRONICS (HK) CO., LIMITED | Private company limited by shares | Dissolved |
| HK Tingliang Optoelectronics Limited | Private company limited by shares | Live |
| TOPS OPTOELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| Tri-Color Optoelectronics Co., Limited | Private company limited by shares | Live |
| TRULY OPTO-ELECTRONICS LIMITED | Private company limited by shares | Live |
| Shenzhen Type Optoelectronics Co., Limited | Private company limited by shares | Live |
| UNI-TOYO OPTOELECTRONICS LIMITED | Private company limited by shares | Live |
| VITOP OPTOELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| WAITRONY OPTOELECTRONICS LIMITED | Private company limited by shares | Live |
| WUXI HUIMING OPTOELECTRONICS FACTORY COMPANY LIMITED | Private company limited by shares | Dissolved |
| HK XINQIDIAN OPTOELECTRONICS LIMITED | Private company limited by shares | Live |
| XINQIDIAN OPTOELECTRONICS LIMITED | Private company limited by shares | Live |
| NICE YOUNG OPTOELECTRONICS LIMITED | Private company limited by shares | Dissolved |
| YUJING OPTOELECTRONICS LIMITED | Private company limited by shares | Live |
| ZHEJIANG LEDISON OPTOELECTRONICS CO., LIMITED | Private company limited by shares | Live |
| OptoFem Tech. Limited | Private company limited by shares | Live |
| Optofrequency Scientific Company Limited | Private company limited by shares | Live |
| OptoFuture Tech Co., Limited | | Live |
| OPTOGETHER LIMITED | Private company limited by shares | Live |
| Optogo Limited | Private company limited by shares | Live |
| OPTO-ist Limited | Private company limited by shares | Live |
| Optokey Limited | Private company limited by shares | Live |
| OPTOLAB ASIA LIMITED | Private company limited by shares | Dissolved |
| OptoLabs Inc. Limited | Private company limited by shares | Live |
| OPTOLABS TECHNOLOGIES ENGINEERING COMPANY LIMITED | Private company limited by shares | Live |
| OPTOLABS TECHNOLOGY ASIA LIMITED | Private company limited by shares | Live |
| OPTOLANE HK LIMITED | | Live |
| OPTOLEAD CO., LIMITED | Private company limited by shares | Live |
| OPTOLED LIMITED | Private company limited by shares | Live |
| OPTOLEDER INDUSTRY CO., LIMITED | Private company limited by shares | Live |
| OPTOLEDER TECHNOLOGY CO., LIMITED | Private company limited by shares | Live |
| OPTOLIFE ENTERPRISE LIMITED | Private company limited by shares | Live |
| OPTOLIGHTING LIMITED | Private company limited by shares | Live |
| HUIDUO GROUP (HK INT'L) OPTO-LIGHTING ENERGY-SAVING ENVIRONMENT TECH LIMITED | Private company limited by shares | Live |
| OPTO-LINK LIMITED | Private company limited by shares | Dissolved |
| OPTOLOGICS CO., LIMITED | Private company limited by shares | Live |
| OPTOM LIMITED | Private company limited by shares | Dissolved |
| Kitay Optom Limited | Private company limited by shares | Live |
| OPTOMA (CHINA & HK) LIMITED | Private company limited by shares | Live |
| OPTOMECH ELECTRONICS COMPANY LIMITED | Private company limited by shares | Dissolved |
| SHENZHEN ALDER OPTOMECHANICAL TECHNOLOGY CO LIMITED | Private company limited by shares | Live |
| OPTOMED LIMITED | Private company limited by shares | Dissolved |
| TKO OPTO-MEDICAL LIMITED | Private company limited by shares | Dissolved |
| ISIGHT OPTOMETRIC RESEARCH CENTER LIMITED | | Live |
| HD OPTOMETRIC CENTRE LIMITED | Private company limited by shares | Live |
| EK Optometric Centre Limited | Private company limited by shares | Live |
| CHARMING OPTOMETRIC CENTRE LIMITED | Private company limited by shares | Live |