If they actually allow 1BTC for 24 hour time frame for non verified account then it is great but I don't think so the value should be much lower now and I can't able to find the information regarding non KYC withdrawal limit in the official website and with other article seems to be older.
Kucoin do allow unverified users to withdraw up to 1 BTC per day. Below is the last announcement they have made regarding withdrawal limit for unverified accounts.
Announcement Regarding the Adjustment of Daily Withdrawal Limit