You can go to the biggest stock market in the Binance world. Binance is a very practical exchange where you can buy or sell a lot of crypto.
Or you can also with Okex. Okex is an exchange with a large number of options and also very widely used among crypto traders. By depositing money to your exchange account, you can immediately start buying Cryptos. It's very easy and can be done immediately. With a larger investment, it is necessary to verify your account, but this only applies from a certain amount.