东西向洞

Ji Feng said with a smile: "Of course there is no problem. We have to go back anyway. It would be nice to have someone to take care of us on the way. We really have to go around half of China this time, from Jiangzhou to Mangshi, and then from Mangshi to Yanjing. Let’s not talk about this anymore. I’ll take a nap first. I’m really tired these days....