China
CST
Iran
IST

Time Difference

CST (China Standard Time) is 4 hours and 30 minutes ahead of IST (Iran Standard Time)
10:00 pm22:00 in Huilong, China is 5:30 pm17:30 in Tehran, Iran

Huilong to Tehran call time
Best time for a conference call or a meeting is between 12:30pm-6pm in Huilong which corresponds to 8am-1:30pm in Tehran

10:00 pm22:00 CST (China Standard Time) (Huilong, China). Offset UTC +8:00 hours
5:30 pm17:30 IST (Iran Standard Time) (Tehran, Iran). Offset UTC +3:30 hours

10:00 pm22:00 Huilong, China / 5:30 pm17:30 Tehran, Iran

Huilong, China Tehran, Iran
12am (midnight) 7:30 pm
1am 8:30 pm
2am 9:30 pm
3am 10:30 pm
4am 11:30 pm
5am 12:30 am
6am 1:30 am
7am 2:30 am
8am 3:30 am
9am 4:30 am
10am 5:30 am
11am 6:30 am
12pm (noon) 7:30 am
1pm 8:30 am
2pm 9:30 am
3pm 10:30 am
4pm 11:30 am
5pm 12:30 pm
6pm 1:30 pm
7pm 2:30 pm
8pm 3:30 pm
9pm 4:30 pm
10pm 5:30 pm
11pm 6:30 pm
0:00 19:30
1:00 20:30
2:00 21:30
3:00 22:30
4:00 23:30
5:00 0:30
6:00 1:30
7:00 2:30
8:00 3:30
9:00 4:30
10:00 5:30
11:00 6:30
12:00 7:30
13:00 8:30
14:00 9:30
15:00 10:30
16:00 11:30
17:00 12:30
18:00 13:30
19:00 14:30
20:00 15:30
21:00 16:30
22:00 17:30
23:00 18:30

Huilong Information

Time Zone

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

Huilong Facts

Country
China
Alternative Names
Ch'i-tung, Ch'i-tung-hsien, Chen-yang-shih, Ch’i-tung, Ch’i-tung-hsien, Huilong, Huilong Zhen, Kvidonga, Qidong, Qidong Shi, Wei-tung-chen, Weidong, hui long, hui long zhen, qi dong, qi dong shi, Квидонга, 启动, 启动市, 汇龙, 汇龙镇
Population
74,818
Currency
Yuan Renminbi (CNY)
Geographic Coordinates
31° 48' N Latitude / 121° 39' E Longitude
International Dialing Code
+86

Tehran Information

Time Zone

Abbreviation / Name
IST - Iran Standard Time
IRDT - Iran Daylight Time
UTC / GMT Offset
+3:30 hours during Iran Standard Time, currently in use.
+4:30 hours during Iran Daylight Time.
Daylight Saving Time Change
+1:00 hour - DST is NOT in use
Daylight Saving Time Starts
Also called Spring Forward or Summer Time.
Daylight Saving Time Ends
Also called Fall Back or switch to Winter Time.

Tehran Facts

Country
Iran
Alternative Names
THR, Taekhran, Tahran, Techerane, Teera, Teerao, Teerã, Teerão, Tegeran, Teheran, Teherana, Teheranas, Teherano, Teherán, Teherāna, Tehran, Tehrano, Tekheran, Téhéran, de hei lan, teharan, teharana, tehelan, teheran, tehran, teirani, thran, thrn, thrwn, tihiran, tihran, Τεχεράνη, Тæхран, Тегеран, Техеран, Теҳрон, Թեհրան, טהראן, טהרן, تهران, تهرون, تِهران, تِهِرَن, تہران, طهران, ܛܗܪܐܢ, तेहरान, তেহরান, தெஹ்ரான், เตหะราน, ཏེ་ཧི་རན​།, თეირანი, ቴህራን, テヘラン, 德黑兰, 테헤란
Population
7,153,309
Currency
Rial (IRR)
Geographic Coordinates
35° 41' N Latitude / 51° 25' E Longitude
International Dialing Code
+98