Is there bulk mailing in China? If so, what is the cost to mail a small catalog (cheapest way) from one location to another? This is for mailing within China.
I am sure there is, however, for you to get the most update and correct information, you need to contact a post office there and talk to them about it.
I am sure there is, however, for you to get the most update and correct information, you need to contact a post office there and talk to them about it.