How to get the money from investing in immigrants out?

Generally speaking, many people will remit money many times.

Generally speaking, immigration agents will not assist guests to "purchase foreign exchange and settle foreign exchange" to avoid the risk of guests' assets fleeing.

At the same time, banks are reluctant to let large sums of money leave the country. Therefore, if it is a large sum of money, it is safer to take the "letter of credit" of a foreign trade company.