FAST FIVE: China To Tighten Regulations On FinTech Brokers China To Tighten Regulations On FinTech Brokers Futu Holdings Ltd and UP Fintech Holding Ltd plunged premarket Friday after a Reuters report said Chinese regulators are preparing to crack down on the digital brokerage companies. Reuters said the brokerages would likely be notified of a platform ban, blocking mainland China customers from investing in foreign markets in “the coming months.” Regulators are worried about data security risks to mainland customers who have to enter their ID cards, bank cards, and tax records to use the platforms. They're also concerned about capital...