Exhibit 21.1
Subsidiaries
| Name | Jurisdiction | Ownership Percentage | ||||
| Avalon Healthcare Systems Inc. | Delaware | 100 | % | |||
| GenExosome Technologies Inc. | Nevada | 60 | % | |||
| Avalon RT 9 Properties LLC | New Jersey | 100 | % | |||
| Avactis Biosciences, Inc. | Nevada | 100 | % | |||
| Avalon (Shanghai) Healthcare Technology Co., Ltd. | China | 100 | %1 | |||
| Beijing Jieteng (GenExosome) Biotech Co. Ltd. | China | 60 | %2 | |||
| Epicon Biosciences Co., Ltd. | China | 40 | %3 | |||
| 1 | Wholly-owned by Avalon Healthcare Systems Inc. |
| 2 | Wholly-owned by GenExosome Technologies Inc. |
| 3 | 40% owned by Avalon (Shanghai) Healthcare Technology Co., Ltd. |