Fintechs must comply with legislation, many are not Compliant, nor fit for purpose.
Some think it's as easy as setting up an intermediary account and making a quick buck with Service Fees alas there's a vast number of Regulations to comply with.
Be careful who you may choose to partner up with.
Are they located in your own country?
Do full background checks, including with Company Office websites, check there backgrounds and media coverage, including all named people associated with them.
Do Due Diligence because some are getting caught up with for Money Laundering themselves and other compliance related matters