1, it is the procedure of this company to see if it is a firm offer. That's all that matters. The standard of firm offer is that your transaction is submitted to the exchange.

2, the handling fee, this can be obtained by consulting a number of comparisons.

3, is the stability of the server, which involves whether the transaction will slip and will have an impact on the transaction results. Or you can go to Ruilong Futures where I opened an account. It's a regular company, and the handling fee is OK.