Actually, trading US stocks can be super easy to copy strategies. If you have less than 5 million, copying Buffett doesn’t make much sense; copying Duan Yongping is like being the ultimate fool. Who’s the best to copy? Cathie Wood. Just look at the holdings of ARK’s series of ETFs. Go study the key companies in her ETFs. They’re a professional institution that has already done the market and company research for you. It’s just a matter of whether you can fully understand it.