I haven't ever ordered it to China but I think it will not take more than 5-7 days if you order delivery via express mail. We are living in a 21 century man, there are airplanes and other transport which can deliever fast
Do you need it really urgently? Going for a date with some asian hottie? LOL! Joking!!!
There are a lot of products available over counter which can give you the desired results but such things should only be used in accordance with the instructions of a physicians. Such things can have a lot of side effects on your body and can even hamper the hormonal balance of the body.