1, it is difficult to obtain evidence: online gambling platforms are often very hidden, and many platforms will be set up outside the country, which is very difficult to obtain evidence and investigate.

2. High platform technology: These online gambling platforms are usually maintained by professional technical teams, and domain names, servers and payment methods can be changed at any time, which makes it more difficult for the police to track down and crack down.

3. The people involved are complex: The people involved in online gambling are complex, and some people will choose anonymous gambling or use false information, making it difficult to track and find real participants.