what kind of man say things like this? "如离婚他拿了钱辞了工回中国找漂亮MM，我一分赡养

If I were you, I will control all the money and just in case just in case of 离婚, I will let him pennyless.
You still can talk to him. You can say you have plan to find a job but you would like to use this chance to visit family with kids.
I really really think you need to protect yourself and your kids.