China
CST
Puerto Rico
AST

Time Difference

CST (China Standard Time) is 12 hours ahead of AST (Atlantic Standard Time)
5:30 am05:30 in Changtu, China is 5:30 pm17:30 in San Juan, Puerto Rico

Changtu to San Juan call time
Best time for a conference call or a meeting is between 7pm-9pm in Changtu which corresponds to 7am-9am in San Juan

5:30 am05:30 CST (China Standard Time) (Changtu, China). Offset UTC +8:00 hours
5:30 pm17:30 AST (Atlantic Standard Time) (San Juan, Puerto Rico). Offset UTC -4:00 hours

5:30 am05:30 Changtu, China / 5:30 pm17:30 San Juan, Puerto Rico

Changtu, China San Juan, Puerto Rico
12am (midnight) 12pm (noon)
1am 1pm
2am 2pm
3am 3pm
4am 4pm
5am 5pm
6am 6pm
7am 7pm
8am 8pm
9am 9pm
10am 10pm
11am 11pm
12pm (noon) 12am (midnight)
1pm 1am
2pm 2am
3pm 3am
4pm 4am
5pm 5am
6pm 6am
7pm 7am
8pm 8am
9pm 9am
10pm 10am
11pm 11am
0:00 12:00
1:00 13:00
2:00 14:00
3:00 15:00
4:00 16:00
5:00 17:00
6:00 18:00
7:00 19:00
8:00 20:00
9:00 21:00
10:00 22:00
11:00 23:00
12:00 0:00
13:00 1:00
14:00 2:00
15:00 3:00
16:00 4:00
17:00 5:00
18:00 6:00
19:00 7:00
20:00 8:00
21:00 9:00
22:00 10:00
23:00 11:00

Changtu Information

Time Zone

Abbreviation / Name
CST - China Standard Time
UTC / GMT Offset
+8:00 hours during China Standard Time, currently in use.

Changtu Facts

Country
China
Alternative Names
Ch'ang-t'u-chen, Ch'ang-tu-chan, Changtu, Changtu Xian, Chantu, Ch’ang-tu-chan, Ch’ang-t’u-chen, chang tu, chang tu xian, Чанту, 昌图, 昌图县
Population
71,284
Currency
Yuan Renminbi (CNY)
Geographic Coordinates
42° 46' N Latitude / 124° 05' E Longitude
International Dialing Code
+86

San Juan Information

Time Zone

Abbreviation / Name
AST - Atlantic Standard Time
UTC / GMT Offset
-4:00 hours during Atlantic Standard Time, currently in use.

San Juan Facts

Country
Puerto Rico
Alternative Names
Caparra, Ciudad de Puerto Rico, Portorico, Prico, Puerto Rico, SJU, Saint Iuan, Saint John de Porto Rico, Sainte Jean de Porto-rico, San Chouan, San Chuanas, San Huan, San Ian de Porto Rico, San Ioanni, San Jean de Portorico, San Juan, San Juan Batista de Puerto Rico, San Juan Bautistade de Puerto Rico, San Juan de Puerto Rico, San Khuan, San Xoan, San Xoán, San Xuan, San-Juano, San-Khuan, Sanhuana, The City of Saint John, Ville de Porto-Rico, Ville de Sainte Jean de Porto Rico, can van, saenhwan, san hwn, san khwan, san-khuani, sana hu'ana, sana huraana, sanfuan, sanhuan, sheng hu an, Σαν Χουάν, Сан Хуан, Сан-Хуан, Սան Խուան, סן חואן, سان خوآن, سان خوان, सान हुआन, সান হুৱান, ਸਾਨ ਹੁਆਨ, சான் வான், ซานฮวน, სან-ხუანი, サンフアン, 圣胡安, 산후안, 샌환
Population
418,140
Currency
Dollar (USD)
Geographic Coordinates
18° 27' N Latitude / 66° 06' W Longitude