Research on the City Network Structure in the Yellow River Basin in China Based on Two-Way Time Distance Gravity Model and Social Network Analysis Method

Table 5

Analysis table of cohesive subgroups of city networks in the Yellow River basin.

Region	The 2^nd class subgroup		The 3^rd class subgroup
	Location	Provinces involved	Area name	Cities involved
The Yellow River basin	North bank of middle reaches	Inner Mongolia, Ningxia, and Shanxi	Taiyuan urban agglomeration	Taiyuan, Datong, Jinzhong, Ulanqab, Yizhou, Shuozhou, Lvliang, Linfen, and Yangquan
			Inner Mongolia, Ningxia area	Hohhot, Yinchuan, Wuhai, Baotou, Bayannur, Wuzhong, Ordos, Zhongwei, Yulin, and Shizuishan
	Middle and upper reaches	Shaanxi, Gansu, Qinghai, and part of Henan, and Shanxi	Xi’an urban agglomeration	Xi’an, Shangluo, Qingyang, Yuncheng, Ankang, Longnan, Baoji, Tianshui, Hanzhong, Pingliang, Guyuan, Yan’an, Sanmenxia, Weinan, and Xianyang
			Lanzhou-Xining urban agglomeration	Lanzhou, Xining, Jiayuguan, Jinchang, Jiuquan, Zhangye, Dingxi, Wuwei, and Baiyin
	Lower reaches	Shandong	Southern Shandong urban agglomeration	Dongying, Zaozhuang, Liaocheng, Heze, and Jining
			Shandong urban agglomeration (e.g., southern Shandong)	Jinan, Qingdao, Zibo, Yantai, Rizhao, Linyi, Dezhou, Weihai, Tai’an, and Weifang
	South bank of middle reaches	Henan and part of Shanxi	Henan-Shanxi Adjoining area	Changzhi, Jincheng, Jiaozuo, and Puyang
			Zhengzhou urban agglomeration	Xinxiang, Nanyang, Xinyang, Zhoukou, Zhumadian, Shangqiu, Xuchang, Luohe, Zhengzhou, Kaifeng, Luoyang, Pingdingshan, Anyang, and Hebi