1) need to type your visa application form, not by handwriting. This rule starts this year.
2) need local driver's license( important: local), if you are in Northern California, apply your visa in Los Angles Chinese Embassy, you will not be approved if you present your Northern California driver's license.
The easiest way is to go to DMV, get a local ID card.
3) travel agency can help you get 10 year visa. Fee is $200 in southern California.