| Technological innovation output | Technological innovation input | |||
| City | Number of patent applications | Above-scale enterprise high-tech output value (billion) | Total social R & D investment (billion) | R & D staff number |
| Guangzhou | 46,312 | 8001.36 | 291.58 | 68,618 |
| Shenzhen | 82,254 | 15,560.07 | 580.01 | 158,465 |
| Zhuhai | 8998 | 1543.439 | 31.64 | 9444.422 |
| Foshan | 29,707 | 3744.316 | 112.99 | 22887.25 |
| Jiangmen | 8345 | 1499.269 | 30.129 | 9431.355 |
| Zhaoqing | 1781 | 1055.27 | 14.95 | 9300 |
| Huizhou | 18,359 | 3600 | 59 | 9618 |
| Dongguan | 28,431 | 4742.72 | 109.93 | 50,112 |
| Zhongshan | 24618 | 2600 | 67.7592 | 9757 |
| Hong Kong | 23299.05 | 4524.7 | 99.282 | 21126.13 |