| Kaizhou gathering area | Wanzhou gathering area | Hechuan gathering area | Beibei gathering area | Yubei gathering area | Yubei Jiangbei gathering area |
Average age of enterprise | 3.1 | 5.8 | 4 | 3.8 | 3.5 | 3.7 |
| Shapingba gathering area | Banan gathering area | Yongchuan gathering area | Jiulongpo Jiangjin gathering area | Dianjiang gathering area | Zhongxian gathering area |
Average age of enterprise | 4.7 | 3.5 | 4.3 | 3.6 | 3.1 | 4.2 |
| Fengdu gathering area | Fuling gathering area | Nanchuan gathering area | Qijiang gathering area | Yuzhong gathering area |
|
Average age of enterprise | 3.3 | 6.1 | 4.2 | 5.9 | 3.8 |
|