WHO OWNS THEM
Which PCB plants in Thailand belong to groups listed on the Shenzhen Stock Exchange?
13 plants in the register belong to groups listed on the Shenzhen Stock Exchange: Allfavor Circuit (Thailand), Apcb Electronics (Thailand) · Victory Giant Technology, First Quality Circuit (Sihui Fuji Electronics), Guanghe Technology (Thailand) · Delton, Multi-Fineline Electronics (Thailand) · MFLEX, QuanTech Circuit (Thailand) and 7 more.
Plants whose parent is listed on the Shenzhen Stock Exchange
| Plant | Province | Industrial estate | Parent from | Status | Parent listing |
|---|---|---|---|---|---|
| Allfavor Circuit (Thailand) | Samut Prakan | Bangpoo Industrial Estate | China | under construction | SZSE 300964 (ChiNext) |
| Apcb Electronics (Thailand) · Victory Giant Technology | Phra Nakhon Si Ayutthaya | Bang Pa-in Industrial Estate | China | ramping up | SZSE 300476; HKEX 2476 (H shares listed 21 April 2026) |
| First Quality Circuit (Sihui Fuji Electronics) | Rayong | Amata City Rayong | China | operating | SZSE 300852 |
| Guanghe Technology (Thailand) · Delton | Prachin Buri | Golden Pond Industrial Park | China | operating | SZSE 001389; HKEX 01989 |
| Multi-Fineline Electronics (Thailand) · MFLEX | Chon Buri | Rojana Nongyai Industrial Park | China | operating | SZSE 002384 |
| QuanTech Circuit (Thailand) | Phra Nakhon Si Ayutthaya | Rojana Industrial Park (Ayutthaya) | China | operating | SZSE 002579 |
| Shennan Circuits (Thailand) | Phra Nakhon Si Ayutthaya | Rojana Industrial Park Ayutthaya | China | ramping up | SZSE 002916 |
| Sundell Technology · Aoshikang (ASK PCB) | Phra Nakhon Si Ayutthaya | Rojana Industrial Park Ayutthaya | China | ramping up | SZSE 002913 |
| Suntak Technology (Thailand) | Prachin Buri | Rojana Industrial Park Prachinburi | China | under construction | SZSE 002815 |
| Thai Kun Circuit (ManKun Technology Thailand) | Prachin Buri | 304 Industrial Park | China | under construction | SZSE 301132 |
| Well Tek Electronics · Welgao | Phra Nakhon Si Ayutthaya | Rojana Industrial Park Ayutthaya | China | operating | SZSE ChiNext 301251 |
| WTT Electronics (Zhongfu Circuit · JOVE PCB) | Rayong | Thai-Chinese Rayong Industrial Zone, within the Amata City Rayong area | China | operating | SZSE ChiNext 300814 |
| WUS Printed Circuit (Thailand) | Phra Nakhon Si Ayutthaya | Rojana Industrial Park Ayutthaya | China | operating | SZSE 002463 |
How this was counted
From the plant's ownership record: the parent's stock exchange filings, the Thai company register, Board of Investment releases and company announcements, each linked on the plant's page. Only companies are named, never private individuals.
Records last reviewed