2, especially some dumplings, fried rice, fried noodles, fried noodles, pastries, cookies, burgers, fries, fried chicken, sandwiches, on the jam peanut butter bread, etc., these are basically fine.
3, and as long as it is not with water cooked food, can be brought on the plane, this can rest assured, but if it is too much trouble, the use of consignment, it will be more convenient.