Sample selection on Alibaba
| Alibaba in English | Alibaba in Chinese | Overlap (present on both English and Chinese Alibaba) | |||
|---|---|---|---|---|---|
| Selection criteria | Valid number of e-cigarette manufacturers | Number of e-cigarette manufacturers | Number of invalid e-cigarette manufacturers | Valid number of e-cigarette manufacturers | |
| Gold Supplier | 251 | 89 | 34 (non-e-cigarette manufacturers); 3 (duplicate registered manufacturers) | 52 | 8 |
e-cigarette, electronic cigarette.