You can't do it for you parents in USA. Your parents have to do it themselves or find some friends or relatives to help them. Just simply find the closet bank which has the service from ZhongXin bank website, bring money and their passports and the Shen fen Zheng of who is going to do this for them. Be prepared, it will take lots of time if they don't know anyone in the bank and have to wait in line. 可怜我父母没见过什么 As for this, half of Chinese parents are the same and they have to get the visa themselves, which is way much harder than paying the fee. And not all Zhong Xin bank branches have the services, such as all Anhui province only has one branch can do this. You must check their website to find exact location and telephone numbers in case any problem. Hope this will help and good luck.