This sounds unreal. If you are a top tier MBA and find a job with only $2-3K/month, the government wouldn't even approve your working visa for it's not privilege salary. $55-60K annual is the minimum. Otherwise just go back to China.
Please don't scare people. Although H1B holders who are laid off have no official graceful period, usually you can stay for 1-2 months to look for a new job without transfering your status. In addition, there are many ways to change your status. If you are married and your spouse is in legal status (F1, H1, J1), you can simply transfer to F2 or H4 spouse visa. Many people also register in language schools or community colleges to regain an F1 visa before they get the next job. If your status is changed successfully, you can stay as long as you want and once you find a job you can switch back to H1B.
There Are quite a few people finally got to leave US in the end after several months of effortless job search, but definitely not the next day. Not in one week either.