Longnan's license number letters are: Gan A is Lanzhou, Gan B is Jiayuguan, Gan C is Jinchang, Gan D is silver, Gan E is Tianshui, Gan F is Jiuquan, Gan G is Zhangye, Gan H is Wuwei, Gan J is Dingxi, Gan K is Longnan, Gan L is Hirai, Gan M is Qingyang, Gan N is Linxia Hui Autonomous Prefecture and Gan P is Gannan Tibetan Autonomous Prefecture.

Gansu c Jinchang integrates Jinchang in Gansu province, which is developed due to the discovery of nickel, and has gathered builders from the north and south of the river. Jinchang has risen as an industrial city, but modern agriculture has gradually caught up with it, and Jinchang is described as comprehensive.

Baiyin City is rich in mineral resources, with a variety of minerals and a long history of copper mining, and is known as "China Copper City".

Gansu e Tianshui exquisite (exquisite) Tianshui city, a small town containing Fuxi culture, Qin culture and Maijishan Grottoes. Gansu F Jiuquan is famous for its satellite launch center (famous for its satellite launch). The Jiuquan Satellite Launch Center base was built in 1958, and has launched missiles, Long March series and Shenzhou series all over the country.

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Gan g Zhang Wei? Gold (gold, gold)

Zhangye City is also known as "Golden Zhangye". As the crossroads of the Silk Road, Zhangye has been prosperous since ancient times. Here, the "gold" of "golden Zhangye" is the color of Danxia landform, the ancient mark of Horseshoe Temple, the blooming light of the Great Buddha Temple and the beautiful yearning for the development prospect of tourism in Zhangye City.

The Longnan Kingdom of K traditional art in Gansu Province, Longnan, Wenxian Lantern Festival, Longnan folk paper-cut art and Longnan Yingqiang are all full of praise, and they are the traditional art kingdoms in Gansu Province.