Since the administrative code of Guangyuan City is 5 10800, the first six digits of the ID card are between 5 10800-5 10899, which means that the ID number starting with 5 108 represents the city where the birth account is located.
Citizenship number is a characteristic combination code, which consists of 17 bit ontology code and check code. The numerical coding rule of the address code in Chinese mainland resident ID number is that the first and second digits indicate the province. The third and fourth place represent cities. The fifth and sixth place represent the county. Resident identity cards, divided into physical ID cards and EIDCard (electronic identity), are legal documents issued to citizens by governments in many countries or regions to prove the identity of the holders. And as an important identification document for everyone.
Topography of Guangyuan city
Guangyuan city is located in the northern edge of Sichuan, which is a transitional zone between mountains and basins. Motianling Mountain and Micang Mountain cross the northern part of the city from east to west, which are Sichuan-Gansu and Sichuan-Shaanxi boundary mountains respectively. The northeast, southeast and west directions of Longmen Mountain are obliquely inserted into the west of the city; The southern part of Sichuan is covered by arc mountains, such as Jianmen Mountain and Dalan Mountain. The terrain inclines from north to southeast, and the relative height difference of the ridge is more than 3200 meters. The elevation of Motianling Ridge descends from the highest point of 3837 meters (lawn) at the western end to 2784 meters in the east and 800 meters in the south.
The deep relative height difference of valley in Guangyuan city is generally between 500-800 meters. North Sichuan arc mountain range is located in Yuanba District, south of wangcang county, and all over Cangxi and Jiange counties. The altitude drops from1200m to 600m from north to south. The valley is also deeply cut, mostly in a "V" shape. The relative height difference is between 200 and 500 meters. The top of the mountain is gentle, mostly in the shape of a platform beam, and the slope is generally around 12 degrees.
Reference to the above content: Baidu Encyclopedia-Guangyuan City