If you speculate on foreign exchange margin, it is not allowed in China, except for the firm foreign exchange business of banks.
Futures is an investment, which can only be carried out by opening an account in a futures company, which is a member of the exchange. Investors want to open an account in a futures company, which is related to entrusting the futures company to conduct futures trading on the exchange for you. You give the order and the futures company will carry it out for you.
Foreign exchange is divided into spot and futures. Don't go to those investment companies to do foreign exchange margin business. It is illegal speculation, and there are many fraudulent foreign exchange companies in the world. Many investment consulting companies themselves can't tell which are fraudulent companies and which are compliant foreign exchange companies.