I want to go to Qinhuangdao with my boyfriend in August, three days, free travel, ask for a strategy

Shanhaiguan and Laolongtou can be arranged for half a day or one day, and Beidaihe seaside, pigeon nest park, Laohushi park, Lianfengshan park can be arranged flexibly for two days. Accommodation must be booked early, there are too many tourists in summer vacation.