| # | Company | Market | Market cap | % of segment | Today | 30 days | Close | Country |
|---|---|---|---|---|---|---|---|---|
| 1 | Unimicron Technology 3037.TW | TW | $67.2B | 11.7% | +7.41% | 1,305.00 TWD | Taiwan, China | |
| 2 | Elite Material 2383.TW | TW | $58.3B | 10.1% | +4.22% | 5,185.00 TWD | Taiwan, China | |
| 3 | Shengyi Technology 600183 | SH | $47.0B | 8.2% | -2.27% | 129.96 CNY | China | |
| 4 | Suzhou Dongshan Precision 002384 | SZ | $45.7B | 7.9% | -2.23% | 167.40 CNY | China | |
| 5 | Ibiden 4062.T | JP | $43.5B | 7.5% | — | — | 12,100.00 JPY | Japan |
| 6 | Shennan Circuits 002916 | SZ | $37.8B | 6.6% | -0.69% | 373.01 CNY | China | |
| 7 | WUS Printed Circuit 002463 | SZ | $33.2B | 5.8% | -2.64% | 115.93 CNY | China | |
| 8 | Victory Giant Technology 300476 | SZ | $30.8B | 5.3% | -2.98% | 210.30 CNY | China | |
| 9 | Nan Ya PCB 8046.TW | TW | $29.6B | 5.1% | +2.82% | 1,460.00 TWD | Taiwan, China | |
| 10 | Zhen Ding Technology 002938 | SZ | $27.5B | 4.8% | -0.50% | 79.55 CNY | China | |
| 11 | Gold Circuit Electronics 2368.TW | TW | $18.1B | 3.1% | +0.91% | 1,105.00 TWD | Taiwan, China | |
| 12 | Kinsus Interconnect 3189.TW | TW | $17.4B | 3.0% | +3.96% | 1,050.00 TWD | Taiwan, China | |
| 13 | Kinwong Electronic 603228 | SH | $16.2B | 2.8% | +0.68% | 101.21 CNY | China | |
| 14 | Taiwan Union Technology 6274.TW | TW | $14.7B | 2.5% | +5.54% | 1,620.00 TWD | Taiwan, China | |
| 15 | TTM Technologies TTMI | US | $13.9B | 2.4% | +4.25% | 131.87 USD | USA | |
| 16 | Shengyi Electronics 688183 | SH | $13.8B | 2.4% | -2.26% | 108.00 CNY | China | |
| 17 | Xingsen Technology 002436 | SZ | $10.4B | 1.8% | -2.99% | 40.94 CNY | China | |
| 18 | Nanya New Material Technology 688519 | SH | $9.5B | 1.7% | -1.26% | 272.65 CNY | China | |
| 19 | Tripod Technology 3044.TW | TW | $8.9B | 1.6% | +2.46% | 542.00 TWD | Taiwan, China | |
| 20 | Iteq Corporation 6213.TW | TW | $7.8B | 1.4% | +6.39% | 683.00 TWD | Taiwan, China | |
| 21 | Shinko Electric Industries 6967.T | JP | $5.1B | 0.9% | — | — | 5,900.00 JPY | Japan |
| 22 | Huazheng New Material 603186 | SH | $5.0B | 0.9% | +0.31% | 212.66 CNY | China | |
| 23 | Olympic Circuit Technology 603920 | SH | $4.8B | 0.8% | -3.75% | 44.40 CNY | China | |
| 24 | Suntak Technology 002815 | SZ | $4.2B | 0.7% | -5.85% | 23.01 CNY | China | |
| 25 | Zhongfu Circuit 300814 | SZ | $3.5B | 0.6% | -4.28% | 121.86 CNY | China | |
| 26 | Guangdong Goworld 000823 | SZ | $2.1B | 0.4% | -4.59% | 23.28 CNY | China | |
| 27 | Daeduck Electronics 008060.KS | KR | $374M | 0.1% | +1.32% | 16,110.00 KRW | South Korea |
The PCB & CCL segment of the AI compute value chain covers 27 listed companies across 6 markets (JP, KR, SH, SZ, TW, US) and 5 countries/regions (China, Japan, South Korea, Taiwan, China, USA). As of October 04, 2026, the segment's combined market cap is $576.3 billion ($576.3B) — 2.3% of the $25.33T tracked across the whole chain.
Unimicron Technology leads the segment at $67.2B (11.7% of the segment), followed by Elite Material ($58.3B) and Shengyi Technology ($47.0B). Top-3 concentration is 29.9%.
For the full analysis of this segment — boundaries, competitive landscape, key tracking variables and where A-share names fit — read the Chinese version.