Ƙaramin STP
Zhangjiakou, birni mai matakin gundumomi a ƙarƙashin ikon lardin Hebei, ana kuma kiransa da "Zhangyuan" da "Wucheng." A tarihi, yanki ne da Han da ƙananan kabilu suka yi rayuwa tare. Tun daga lokacin bazara da kaka, birnin ya shaida haɗewar al'adun ciyawa, al'adun noma, al'adun babban bango, al'adun kasuwanci da tafiye-tafiye, da kuma al'adun juyin juya hali.
Wannan aikin yana cikin ƙauyen Goukou, garin Bayuan, gundumar Lantian, Xi'an, lardin Shaanxi. An bayyana manufar ci gaban "Green Lantian, Farin Ciki" a zaman taro na 9 na Kwamitin 16 na Jam'iyyar Gundumar Lantian, a matsayin wani ɓangare na shirin ci gaban gundumar na tsawon lokacin Tsarin Shekaru Biyar na 14.