where to buy clothes and food & beverage around Swissotel Beijing?

Hi guys, I'm staying in Swissotel Beijing. What would be good place for me to buy some clother (I'm 188cm tall ;D ) and neares place to get some food & beverages?

Also intrested to purchase APAD tablet etc (Apple Ipad replica) if possible, where should I start my search? If possible please give me addresses that I can write to my navigator please. Thank you for you kind help. :)
Kiitos! (=Thank you!)