Beijing r=3 area

北京 Běijīng (r=25.535 Rotterdam, 93 860 ha, r=3 130 650 ha): 16 500 000

9 036 km2, 18 038 000

Central (Dongcheng, Xicheng, Chaoyang, Fengtai, Shijingshan, Haidian: 1 289 km2, 11 716 000), Mentougou-qu (1 451 km2, 290 000), Fangshan-qu (1 990 km2, 945 000), Tongzhou-qu (906 km2, 1 184 000), Shunyi-qu (1 020 km2, 877 000), Changping-qu (1 344 km2, 1 661 000), Daxing-qu (1 036 km2, 1 365 000). Considerable population in these districts outside city (1.5 million?)

燕郊 Yānjiāo (r=1.900 Beijing, 780 ha): 400 000
140 ha, 140 ha towns absorbed, new area 4200 ha

李遂 Lǐsuì (r=1.988 Beijing, 220 ha): 25 000
new area 340 ha

漷县 Kuòxiàn (r=2.033 Beijing, 330 ha): 20 000

北小营 Běixiǎoyíng (r=2.078 Beijing, 300 ha): 100 000
new area 1 350 ha

窦店 Dòudiàn (r=2.108 Beijing, 680 ha): 90 000
new area 950 ha

房山 Fángshān (r=2.182 Beijing, 2 990 ha): 350 000

new area 4 200 ha

南口 Nánkǒu  (r=2.183 Beijing, 1 060 ha): 80 000

廊坊 Lángfāng (r=2.316 Beijing, 6 570 ha): 500 000

杨镇 Yángzhèn (r=2.378 Beijing, 370 ha): 50 000
new area 600 ha

怀柔 Huáiróu (r=2.399 Beijing, 1 150 ha): 250 000

new area 2 100 ha

雁栖 Yànqī (r=2.089 Huairou, 300 ha): 20 000
new area 430 ha

琉璃河 Liúlíhé (r=2.538 Beijing, 360 ha): 30 000

木林 Mùlín (r=2.592 Beijing, 250 ha): 20 000

觅子店 Mìzidiàn/安平 Anping (r=2.656 Beijing, 140 ha): 30 000
new area 380 ha

大厂 Dàchǎng (r=2.737 Beijing, 330 ha): 30 000

三河 Sānhé (r=2.811 Beijing, 920 ha): 150 000
new area 1 650 ha

高碑店 Gāobēidiàn (r=2.899 Beijing, 1 960 ha): 160 000

定兴 Dìngxīng (r=2.360 Gaobeidian, 830 ha): 65 000

固城 Gùchéng (r=2.648 Gaobeidian, 810 ha): 20 000
area high

北田 Běitián (r=2.596 Gucheng, 510 ha): 20 000

area high

涿州 Zhuōzhōu (r=2.691 Gaobeidian, 3 020 ha): 300 000

香河 Xiānghé (r=2.906 Beijing, 970 ha): 150 000
1 700 ha

沙岭 Shālǐng (r=2.918 Beijing, 210 ha): 20 000

固安 Gù'ān (r=2.949 Beijing, 750 ha): 130 000
new area 1 350 ha

段甲岭 Duànjiǎlǐng (r=2.972 Beijing, 270 ha): 20 000

容城 Róngchéng (r=3.008 Beijing, 690 ha): 60 000

小里 Xiǎolǐ (r=2.310 Rongcheng, 510 ha): 35 000

三台 Sāntái (r=2.326 Rongcheng, 260 ha): 20 000

南张 Nánzhāng (r=2.359 Rongcheng, 840 ha): 45 000

崔庄 Cuīzhuāng (r=2.408 Rongcheng, 510 ha): 35 000

徐水 Xúshuǐ (r=2.505 Rongcheng, 1 150 ha): 120 000

r=3 (approximate): 12 374 km2, 22 500 000 (2010)

Beijing districts (7 964 km2, 18 827 000) minus Pinggu-qu (950 km2, 416 000)

Baoding:

Dingxing-shi (714, 517 873), Gaobeidian-shi (672, 516 006), Rongcheng-xian (311, 244 167), Xushui-xian (736, 563 030), Zhuozhou-shi (742, 603 545)

Langfang: (2000 census!)

districts (908 km2, 715 388), Dachang Hui ZZX (176 km2, 112 658), Sanhe-xian (643 km2, 456 882), Xianghe-xian (458 km2, 308 874)