Is CoinEx legal in the USA?

Could you please elaborate on the legality of CoinEx in the United States? As a cryptocurrency enthusiast and financial practitioner, I'm curious to know whether this exchange platform operates within the legal framework of the US regulatory landscape. Given the fluctuating regulatory environment surrounding cryptocurrencies, it's crucial to stay informed about the compliance status of various platforms. Your insights into CoinEx's legal status in the US would be greatly appreciated.