Originally Posted by
callmedtop
Of course expensive, but its all relative. I wouldn't expect NYC/Paris laundry prices in Beijing. For example, room service is often quite reasonable in China - can't say the same about most Western countries.
As the other poster says it going to be around CNY 50 per item, a bit less for underwear. Mind you for underwear you're probably cheaper going to a shop to buy brand new replacements

Many Chinese (and other Asian) hotels have washing lines in the bathroom so you can wash some clothing yourself.