Deliberately adjusting the customer service button here to make the network unstable, every time I want to find customer service, I have to wait at least 20 minutes for the button to load. I'm really fed up.

Every day I hear about Binance's construction, but I don't know where it has gone. I can't even check historical profits and losses, only 30 days, and it’s not clear whether I’m losing or making money. Is it intended for others to calculate every single trade themselves?