I am consider the economic environment based on Vietnam.
It should be feasible.
Many businessmen use Vietnam as a hinterland,
For example, materials of China are shipped to Vietnam for production.
Then Vietnam in export.
So Vietnam’s money scene can have a good expected .
And the Vietnamese government’s mark is not as difficult as some countries.
You can check Vietnam’s economy and politics, etc.
Because of the crypto currency exchange,
In addition to the technology to be in place,
Political/economic environment, really important.