Connection Characteristics and Hierarchical Structure of China’s Urban Network-Based on the Communications Technology Service Industry

Table 2

Centrality measures for each network in the top 10 cities.

Rank	R & D network							Sales network
	City	Degree centrality	City	Betweenness centrality	City	Closeness centrality	City	Degree centrality	City	Betweenness centrality	City	Closenesscentrality
1	Shenzhen	26	Shenzhen	115.62	Shenzhen	23.602	Shenzhen	69	Shenzhen	2387.329	Shenzhen	72.848
2	Shanghai	26	Shanghai	111.851	Shanghai	23.457	Hangzhou	64	Hangzhou	1956.144	Hangzhou	70.513
3	Beijing	25	Beijing	72.703	Beijing	23.457	Beijing	57	Beijing	1033.813	Beijing	67.485
4	Chengdu	22	Chengdu	41.355	Chengdu	23.03	Jinan	46	Jinan	947.147	Jinan	63.218
5	Hangzhou	19	Dongguan	37.081	Hangzhou	22.619	Nanjing	38	Shanghai	415.255	Nanjing	60.44
6	Xi’an	18	Xi’an	31.168	Nanjing	22.353	Wuhan	36	Wuhan	252.494	Wuhan	59.783
7	Nanjing	17	Hangzhou	28.659	Xi’an	22.353	Guangzhou	36	Nanjing	97.596	Guangzhou	59.783
8	Wuhan	16	Hong Kong	23.192	Wuhan	22.093	Shanghai	33	Guangzhou	71.977	Shanghai	58.824
9	Hong Kong	13	Nanjing	23.179	Hong Kong	21.714	Suzhou	33	Wuxi	48.964	Suzhou	58.824
10	Guangzhou	12	Wuhan	16.154	Guangzhou	21.591	Wuxi	33	Suzhou	35.32	Wuxi	58.824
Rank	Investment network							Comprehensive network
1	Shenzhen	52	Shenzhen	2080.654	Shenzhen	64.286	Shenzhen	104	Shenzhen	5497.934	Shenzhen	71.02
2	Beijing	49	Beijing	1747.953	Beijing	63.529	Beijing	92	Beijing	3731.205	Beijing	67.969
3	Shenyang	30	Hefei	1009.418	Shanghai	55.959	Hangzhou	74	Hangzhou	2736.438	Hangzhou	63.273
4	Hefei	29	Shenyang	720.376	Shenyang	55.102	Shanghai	52	Jinan	1351.758	Shanghai	58.784
5	Shanghai	24	Wuhan	439.505	Hefei	55.102	Nanjing	52	Shanghai	1202.622	Nanjing	58.586
6	Suzhou	19	Shanghai	410.369	Suzhou	51.923	Wuhan	49	Hefei	1065.531	Wuhan	58
7	Wuhan	19	Nanjing	405.179	Wuhan	51.675	Jinan	48	Wuhan	789.385	Suzhou	57.616
8	Hangzhou	18	Suzhou	382.275	Nanjing	51.675	Suzhou	48	Suzhou	677.083	Jinan	57.237
9	Nanjing	17	Hangzhou	273.256	Hangzhou	50.467	Zhongshan	38	Nanjing	624.68	Zhongshan	55.414
10	Huangshi	12	Huangshi	266.736	Guangzhou	48.869	Wuxi	36	Shenyagn	495.266	Wuxi	55.414