How much is the admission fee for Haifa Market in Datong County, Xining?

The admission fee for Haifa Market in Datong County, Xining is at least 12 yuan if it takes more than 15 minutes to enter. By inquiring about how to collect tickets for Haifa Market in Datong County, Xining, it is known that the way to collect tickets for Haifa Market in Datong County, Xining is: if you go in for more than 15 minutes, you should collect at least 12 yuan. Go in for more than 15 minutes, at least 12 yuan. There are many traffic jams, so it takes more than 15 minutes to get out as soon as you get in. Basically, every time you go in, you have to charge more than 12 yuan. Datong County, Xining City is located in the east of Xining City, Qinghai Province, China, and is a county-level administrative region under the jurisdiction of Qinghai Province. Datong County is located in the northeastern margin of the Qinghai-Tibet Plateau, with relatively flat terrain and rolling hills. The climate in this county is cold, with short and cool summers and long and cold winters.