Guangzhou Metro Line 21

 Guangzhou metro line 21 connects Tianhe Park and Zengcheng Square with a length of 60.4 kilometers (37.5 miles). Guangzhou subway line 21, which stretches from east to west between Zengcheng District and downtown Guangzhou, passes Tianhe Park,  Huangcun, Tianhe Smart City, Suyuan, Zhenlong, Zhongxin, Fenggang and Zhonggang. It takes around 65 minutes for a single trip, costing CNY 2 - 11.

See metro maps for reference.
 

Station	First Train - Last Train
	To Tianhe Park	To Zengcheng Square
Tianhe Park	-	06:02-23:05
Tangdong	06:18-23:36	06:05-23:08
Huangcun	06:15-23:33	06:08-23:11
South Daguan Road	06:13-23:31	06:10-23:13
Tianhe Smart City	06:10-23:28	06:13-23:16
Shenzhou Road	06:06-23:24	06:17-23:20
Science City	06:04-23:22	06:12-23:23
Suyuan	06:02-23:19	06:14-23:26
Shuixi	06:10-23:16	06:05-23:29
Changping	06:08-23:12	06:07-23:32
Jinkeng	06:18-23:07	06:13-23:38
Zhenlong West	06:12-23:02	06:10-23:43
Zhenlong	06:09-22:59	06:12-23:46
Zhongxin	06:07-22:56	06:15-23:49
Kengbei	06:04-22:52	06:08-23:52
Fenggang	06:14-22:49	06:10-23:55
Zhucun	06:11-22:46	06:14-23:59
Shantian	06:07-22:42	06:18-00:03
Zhonggang	06:02-22:37	06:23-00:08
Zengcheng Square	06:00-22:35	--

 Tip: The express trains of Guangzhou Metro Line 21 run with the stops of Tianhe Park, Tangdong, Huangcun, Tianhe Smart City, Shenzhou Road, Suyuan, Shuixi, Zhenlong, Fenggang, and Zengcheng Square merely. The schedules on both weekdays and weekends for the express trains may be subject to change.
  Tianhe Park: Transfer to Line 11, Line 13
 Huangcun: Transfer to Line 4
 Suyuan: Transfer to Line 6
 Shuixi: Transfer to Line 7
 Zhenlong: Transfer to Line 14
('' points out metro transfer stations.)

 Tianhe Park
Surroundings: Tianfu Road, Middle Huangpu Avenue, Tianhe Park, Tianhe District Government, Jinxing Huayuan Community, Fangyuan Xiaoyuan Community, Leyayuan Community, Haijing Huayuan Community, No.44 Middle School, Guangdong Polytechnic of Environmental Protection Engineering, Tianhe District Hospital of TCM, China Mobile, Lifu Hotel, Lavande Hotel, Tianhe Urban Square
Bus Routes:
Exit E2 – Tianfu Road: 194, 239, 293, 771, B11, B8, Night Line 36
Exit B – Yuancun Village: 137, 239, 261, 40, 44, 53, B11, B15, B22; Night Lines 132, 13, 27, 39, 40

  Tangdong
Surroundings: North Tai'an Road, Tai'an Street, Tangdong Community, Fuhuayuan Community, Tai'an Huayuan Community, Chunjiang Huayuan Community, Tangde Huayuan Community, Tongxin Park, Tai'an Middle School, Tangdong Primary School, Lotte Tangde Plaza, Tanglong Commercial Street
Bus Routes:
Exit A – Tangdong Metro Station: 496, 503, 506, 518, 547, 562, 813; B14, B21, B8; Night Lines 36 & 43
Exit D – East Tangde Road: 304, B21, B8
Exit B – Tai'an Garden: 496, 506, 547, 813, B14, B21, B8, Night Line 43

 Huangcun
Surroundings: South Daguan Road, Kangti Road, Guangyuan Road, Olympic Sports Center, Zhonghai Kangcheng Community, Dongshang Mingyuan Community, UTOPA Shopping Center, Zhonghai Kangcheng Primary School, Xinyuan Primary School, Huangcun Primary School, Zhuxin Shangpin Apartment, Borrman Hotel
Bus Routes:
Exit B & D – Olympic Center General Station: 320, 325, 326, 347, 348, 403, 465, 490, 564A, 944, B29; Night Line 46
Exit F – West Gate of Olympic Center: 325, 432A, 497, 508, 564A, 564, 773, 903, B22, B26, B4B, B4; Night Lines 100, 38, 51, 81

 South Daguan Road
Surroundings: Daguan Road, Xintang Street, Grand World Scenic Park, Xingfu Huanyuan Community, Daguan Apartment, Tianhe Christian Church, Guangzhou Siyuan Primary School, Olympic Sports Center, Ing Future Shopping Mall
Bus Routes:
Exit A & B – South Daguan Road Metro Station: 325, 497, 506, 508, 564, 564A, 773, 903; B22, B26, B4B, B4; Night Lines 100, 38, 51, 81

 Tianhe Smart City
Surroundings: Gaotang Road, Tianzhi 2nd Road, E-Park Industrial Park, Vanke Plaza, Ershe Community, Xintang Primary School, Private Hualian College, Weitesi Hotel, Buddy Hotel Guangzhou, Guangbai Shopping Mall, ICBC, CITIC, Guangdian Smart Building
Bus Routes:
Exit C – Tianhe Smart City Metro Station: 491, 497A, 581, 776, 901, B26; Night Lines 53 & 68
Exit A - Tianhe Smart City Metro General Station: B10

 Shenzhou Road
Surroundings: Shenzhou Road, Kexue Avenue, Anjubao Industrial Park, Zhongneng Industrial Park, Guangdong Software Park, TCL Cultural Industrial Park, Affiliated Foreign Language School of South China Normal University, China Unicom, Guangzhou Huangpu Joy City
Bus Routes:
Exit D & E – Kexue Avenue West: 325, 336, 355, 391, 494, 573, 581; Night Line 51

 Science City
Surroundings: Kaitai Road, Yingri Road, Lanyue Road, Science City, Science City Sports Park, Shiziling Park, Yushu Park, Liujiaoling Park, Jianfengling Park, UTOPA Shopping Center, Cheermay Hotel, Poly Holiday Inn Guangzhou Science City, Crowne Plaza Hotel, GetMall, JI Hotel
Bus Routes:
Exit A1 – Kexue Avenue (Lanyue Road Junction): 355, 371, 371A, 391, 573, 578; B4A; Science City Special Lines 1 & 3; Night Lines 51 & 81
Exit B1 & C1 – Science Square: 333, 349, 371, 391, 573, 573 Express Line, 574; Night Lines 51 & 81

 Suyuan
Surroundings: Kaichuang Avenue, Kefeng Road, Xiangang New Village, Luogang Children's Park, Lingnan Hospital, Wanda Plaza, Paco Hotel, Dazhuang International Plaza, Third Affiliated Hospital of Sun Yat-sen University, Dongsheng Hospital
Bus Routes:
Exit D – Kefeng Rd. North: 506, 943, Night Line 104
Exit A – Suyuan Metro Station: 324, 371, 946; Science City Special Line 3; Night Line 51
Exit D – Suyuan Metro Station (Xiangang Shengxian): 324, 333, 371, 391
Exit B – 324, 334, 366, 371, 391, 506, 943, 946; Night Lines 104, 51; Science City Special Line 3

 Shuixi
Surroundings: Shuixi Road, Yingcui Park, Chuangye Park, Luogang Convention Center, Baoneng International Sports Arena, Junheyuan Community, Guangzhou No.2 Middle School, Huangpu Experimental School, DoubleTree Hilton Hotel, Atour Hotel, People's Government of Huangpu District
Bus Routes:
Exit A – Shuixi Metro General Station: 366, 388, Night Line 124
Exit C – Shuixi Road North: 366, 388, Night Line 124

 Changping
Surroundings: Yongshun Avenue, Nanganghe Bridge, Beijing-Hong Kong-Macau Expressway, Changping Community, Affiliated Experimental School of Beijing Normal University, Huangpu Branch of The Affiliated Women and Children's Hospital of Guangzhou Medical University
Bus Routes:
Exit B2 & C2 & C3 – Changping Metro Station: 328, 330A, 330, 345A, 345, 354, 396A, 396, 446; Night Line 60

 Jinkeng
Surroundings: Guangshan Highway, Julong Avenue, Jinkeng Village, Aozhou Shanzhuang Community, Jiulong Shanzhuang Community, Yuhu Mingdi Community, Luogang Jinkeng Sweet Orange Base
Bus Routes:
Exit A & B – Jinkeng Metro Station: 345

 Zhenlong West
Surroundings: Daxin Road, Fuqian Road, Zhenlong Village, Jiulong No.2 Primary School, Jiulong No.3 Primary School, Guangzhou Knowledge City Hospital
Bus Routes:
Exit A – Zhenlong West Metro Station: 345, 442, 443, 534
Exit A & D – Zhenlong Hospital: 345, 442, 443, 534

 Zhenlong
Surroundings: Fengcai Street, Fengguang Road, Zhenxing Road, Jiulong Avenue, Zhenlong New Market, Hongwei Kindergarten, Guangzhou No.2 Rest Home
Bus Routes:
Exit A & B – Zhenlong Metro General Station: 365A, Night Line 126
Exit B – Guangzhou No.2 Rest Home: 365A, 370, Night Line 126

 Zhongxin
Surroundings: Fengguang Road, Zhongxin Town Government, Guangdong AIB Polytechnic, Royal Valley Community, Zhongxin Town Health Center, Zhongxin Middle School, Zhongxin Town Central Primary School, Jiahe Plaza, Life Yuxi Commercial Center
Bus Routes:
Exit C – Zhongxin Metro Station: 370, Zengcheng Lines 11, 11A, 35, 35A, 36, 51, 52, 54, 89

Kengbei
Surroundings: Zhucun Avenue West, Chenggao Road, Hengchuang Industrial Park, Kengbei Village, Zhongxin Cijingfu Community, Ancient Complex of Kengbei Village, Xifuhe Park
Bus Routes:
Exit B & C – Kengbei Metro Station: 370, Zengcheng Line 11, Zengcheng Line 89

Fenggang
Surroundings: Zhuangshui Jianshe Road, Xifuhe Park, Fenggang Industrial Park, Jiajing Industrial Park, CREC International Garden Community, Country Garden Community, Foxconn Technology Town, Experimental Primary School of Science and Education City 
Bus Routes:
Exit B & A – Fenggang Metro Station: Zengcheng Lines 2, 11 & 71; Science and Education City Lines 1, 2
Exit D – Exit D of Fenggang Metro Station: 370; Zengcheng Lines 2 & 71; Science and Education City Lines 1, 2

 Zhucun
Surroundings: Middle Zhucun Avenue, Zhuning Road, Middle Wenming Road, Ren'an Huayuan Community, Huayuan Community, Zhujiajie Cultural Square, Zhucunjie Central Primary School, China Unicom, China Telecom, Industrial and Commercial Bank of China, Zhihao Business Hotel, KFC, McDonald's
Bus Routes:
Exit D & C – Zhucun Metro Station: Zengcheng Lines 11, 12, 13, 2, 50, 50A

Shantian
Surroundings: Zhucun Avenue East, Yingyuan Park, H & W International Community, Nangang Industrial Park, The Affiliated Experimental Primary School of South China Normal University, Shanjiao Primary School, Lifu Lakeside Commercial Street
Bus Routes:
Exit A & B – Shantian Metro Station: Zengcheng Lines 2, 4, 11, 12, 13, 49, 81
Exit D – Shantian Metro West Station: Zengcheng Lines 11, 13, 2, 49, 4, 81

 Zhonggang
Surroundings: Zengcheng Avenue, Licheng Avenue, Sanlian Village, Lihujie No.1 Primary School, Guangzhou Women and Children's Medical Center-Zengcheng Branch, Zengcheng Middle School, Licheng Huayuan Community, Lingxiuyuan Community, Kingma Chasson Community, Shangdong Ziyu Community, China Post, Guanghui Home Furnishing
Bus Routes:
Exit C – Zhonggang Metro Station: Zengcheng Lines 2, 17, 81

 Zengcheng Square
Surroundings: Lijing Avenue, Lixin Road, Zengcheng Avenue, Wanda Plaza, Zengcheng Square, Zhongjian Huayuan Community, Huancui Community, Zengcheng Children's Park, Easco City Plaza, Zengcheng District Hospital of TCM, Lijing Middle School, Zengcheng Hotel, Zengcheng Wanda Realm Hotel, RT-Mart, Zengcheng District Library, Zhu Family Ancestral Hall
Bus Routes:
Exit F – Zengcheng Square General Metro Station: Zengcheng Lines 16, 18, 48, 6, 77, 7, 81, 15 Express Line; Tourist Bus Line 1
Exit E – Zengcheng Square West: Zengcheng Lines 14, 15 Express Line, 16, 17, 47, 5, 64, 7, 81, 82, 9A
Exit A – Wanda Plaza West: Zengcheng Lines 14, 1, 64, 82, 9A, 9, 9 Express Line
Exit F – Zengcheng Square East: Zengcheng Lines 10, 16, 18, 2, 6, 77, 7, 81