Such a method really exists. You just need to try company registration in hong kongfor this. This is a c.ompletely official way to register your company in Hong Kong. This will allow you to reduce your tax expenses without any restrictions for you as a foreigner.
If you want to make your business much more profitable, I can freely advise to check https://wow24-7.io/blog/is-outsourcing-good-or-bad-for-your-business which is a perfect article in order to make business interesting and recognizable. I also want to say that it helps to operate with different ideas, to make business recognizable and to attract new customers to it. I think that it is rather good solution for start.