Long time waiting The air is still cold in Xi'an though spring is coming,I went to Yanta Police Office to renew my ID Card with my roommate at 12:30, To my surprise,there was a lot of people shaping a long line,because only a window opened to us.We had to wait at last and 3 hrs later the window got close to us.I said to my friend that we spent a day to buy a little card which worth 20RMB. I