South Gate of Zone 4, and the road to South Gate of Zone 4. The old man is setting up a stall, here today and here tomorrow. There is also a bookstore whose name is forgotten. It's under Yushuiqing Apartment in Zone 3. There is a Lanzhou Lamian Noodles at the entrance of Area 3. No, the one on the right in Lamian Noodles, Lanzhou. Yes, it seems to be called Bei Jia. There are two. See which one it is. I forgot to graduate so long!