Olympic Circuit Technology (603920, SSE) is a China company in the PCB & CCL segment of the AI compute value chain. As of October 04, 2026, its market cap is $4.8 billion ($4.8B), ranking #186 of 244 companies overall and #23 of 27 in the PCB & CCL segment (0.8% of the segment, 0.02% of the chain). Over the past year the stock lost 2.4% (52-week range 31.52 – 70.38 CNY).
| Company | Olympic Circuit Technology（世运电路） |
|---|---|
| Ticker | 603920 · SSE |
| Segment | PCB & CCL |
| Headquarters | China |
| Market cap | $4.8B（$4.8 billion） |
| Close | 44.40 CNY (October 04, 2026) |
| Today | -3.75% |
| 30 days | +9.12% |
| 1 year | -2.35% |
| 52-wk high / low | 70.38 / 31.52 CNY |
| Share of segment | 0.8% (PCB & CCL: 27 companies) |
| Share of chain | 0.02% (244 companies combined) |
| Segment leader | Unimicron Technology ($67.2B) |
| Net income (TTM) | $57.2 million |
|---|---|
| P/E ratio (TTM) | 83.3 |
| P/B ratio | 5.06 |
| Basis | PE/PB 腾讯行情；净利润=总市值÷PE 推算（TTM） (source: tencent, 2026-10-05 08:05) |
| # | Company | Market | Market cap |
|---|---|---|---|
| 1 | Unimicron Technology 3037.TW | TW | $67.2B |
| 2 | Elite Material 2383.TW | TW | $58.3B |
| 3 | Shengyi Technology 600183 | SH | $47.0B |
| 4 | Suzhou Dongshan Precision 002384 | SZ | $45.7B |
| 5 | Ibiden 4062.T | JP | $43.5B |
| 6 | Shennan Circuits 002916 | SZ | $37.8B |
| 7 | WUS Printed Circuit 002463 | SZ | $33.2B |
| 8 | Victory Giant Technology 300476 | SZ | $30.8B |
| 9 | Nan Ya PCB 8046.TW | TW | $29.6B |
| 23 | Olympic Circuit Technology 603920 | SH | $4.8B |
| 10 | Zhen Ding Technology 002938 | SZ | $27.5B |