回複:I am H1B holder, I don't need AP approval, this is for sure
Of course you can apply for a new H-1 visa in China. But to be prepared for background check when you apply for H-1 visa stamp, if you are researcher in Science and Technology.
By the way, how long time it will take to get Background check clearance now? Not sure.
In 2003, average 6 months.