Zhongfu Circuit (300814, SZSE) is a China company in the PCB & CCL segment of the AI compute value chain. As of October 04, 2026, its market cap is $3.5 billion ($3.5B), ranking #201 of 244 companies overall and #25 of 27 in the PCB & CCL segment (0.6% of the segment, 0.01% of the chain). Over the past year the stock gained 135.9% (52-week range 47.62 – 206.61 CNY).
| Company | Zhongfu Circuit（中富电路） |
|---|---|
| Ticker | 300814 · SZSE |
| Segment | PCB & CCL |
| Headquarters | China |
| Market cap | $3.5B（$3.5 billion） |
| Close | 121.86 CNY (October 04, 2026) |
| Today | -4.28% |
| 30 days | -18.86% |
| 1 year | +135.93% |
| 52-wk high / low | 206.61 / 47.62 CNY |
| Share of segment | 0.6% (PCB & CCL: 27 companies) |
| Share of chain | 0.01% (244 companies combined) |
| Segment leader | Unimicron Technology ($67.2B) |
| Net income (TTM) | $7.6 million |
|---|---|
| P/E ratio (TTM) | 457.6 |
| P/B ratio | 14.27 |
| 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 |
| 25 | Zhongfu Circuit 300814 | SZ | $3.5B |
| 10 | Zhen Ding Technology 002938 | SZ | $27.5B |