| China Intellectual Property Statistical Yearbook 2022 | 
|
| 9-3 Certificates of the Registration of Intergrated Circuit Layout Designs | |||
| (Unit: piece) | |||
| Regions | 2021 | 2022 | |
| Total | 13087 | 9106 | |
| Sub-total (Domestic) | 13029 | 9006 | |
| Beijing | 395 | 457 | |
| Tianjin | 134 | 76 | |
| Hebei | 80 | 22 | |
| Shanxi | 55 | 10 | |
| Inner Mongolia | 2 | 0 | |
| Liaoning | 96 | 14 | |
| Jilin | 62 | 2 | |
| Heilongjiang | 124 | 36 | |
| Shanghai | 1699 | 1428 | |
| Jiangsu | 2618 | 1819 | |
| Zhejiang | 648 | 446 | |
| Anhui | 329 | 310 | |
| Fujian | 238 | 234 | |
| Jiangxi | 47 | 11 | |
| Shandong | 302 | 180 | |
| Henan | 213 | 53 | |
| Hubei | 263 | 203 | |
| Hunan | 77 | 68 | |
| Guangdong | 4667 | 2597 | |
| Guangxi | 34 | 19 | |
| Hainan | 43 | 9 | |
| Chongqing | 159 | 85 | |
| Sichuan | 425 | 571 | |
| Guizhou | 32 | 37 | |
| Yunnan | 12 | 6 | |
| Tibet | 5 | 2 | |
| Shaanxi | 152 | 181 | |
| Gansu | 9 | 4 | |
| Qinghai | 2 | 1 | |
| Ningxia | 23 | 2 | |
| Xinjiang | 8 | 3 | |
| Taiwan | 3 | 1 | |
| Hong Kong | 73 | 119 | |
| Macao | 0 | 0 | |
| Sub-total (Foreign) | 58 | 100 | |
| United States of America | 57 | 100 | |
| United Kingdom | 0 | 0 | |
| British Virgin Islands | 0 | 0 | |
| Italy | 1 | 0 | |
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