It is credible. After all, Douyin is a company with a relatively high online reputation. I am now playing a Douyin Express version. The kind that gives cash is still OK. Gold coins can be exchanged for cash every day and can be directly deposited into WeChat. However, some networks are not credible. For example, telecommunications fraud is also diverse on the Internet. If you are not careful, you will be deceived, so some networks may have fraudulent activities.