Sister Provinces -- Foreign Affairs Office of Hainan Province

No.	Province	Country	Date
1	Hyogo Prefecture	Japan	Sept. 28, 1990
2	Hawaii State	USA	June 30, 1992
3	Jeju Special Autonomous Province	Republic of Korea	Oct. 06, 1995
4	Crimea Autonomous Republic	Ukraine（annexed by Russia on Mar. 18,2014）	Apr. 15, 1996
5	Cebu Province	the Philippines	June 09, 1996
6	Arad County	Romania	Sept. 27, 2000
7	Salzburg State	Austria	Oct. 24, 2000
8	Prince Edward Island	Canada	June. 20, 2001
9	South Sinai Province	Egypt	Aug. 03, 2002
10	Northern Finland	Finland	Dec. 11, 2002
11	Baleares Autonomous Region	Spain	July 29, 2004
12	Southern Province	Sri Lanka	Apr. 23, 2005
13	Phuket Province	Thailand	Sept. 25, 2005
14	Canary Autonomous Region	Spain	Nov. 11, 2005
15	Lubuskie Province	Poland	Feb. 24, 2006
16	East New Britain Province	Papua New Guinea	Sept. 28, 2006
17	Kampong Cham	Cambodia	Mar. 27, 2007
18	Quang Ninh	Vietnam	Apr. 19, 2007
19	Quintana Roo	Mexico	Sept. 30, 2008
20	Kyzylorda State	Kazakhstan	July 03, 2009
21	Parana	Brazil	Mar. 13, 2010
22	Gotland County	Sweden	Nov. 02, 2010
23	Autonomous Region of Sardinia	Italy	Oct. 13, 2011
24	Bali	Indonesia	Oct. 20, 2011
25	Nampula	Mozambique	Sept. 18, 2013
26	Penang State	Malaysia	Nov. 07, 2013
27	South Moravian Region	Czech Republic	Apr. 29, 2016
28	Pest County	Hungary	June 12, 2016
29	Luang Prabang	Laos	July 16, 2016
30	Wicklow County	Ireland	July 10, 2017
31	Palawan Province	the Philippines	July 21, 2017
32	Department of Rocha	Uruguay	Nov. 30, 2017
33	Southern Nations, Nationalities, and Peoples' Region (SNNPR)	Ethiopia	June 01, 2018
34	Plovdiv Region	Bulgaria	Oct. 19, 2018
35	State of Yap	Federated States of Micronesia	Nov. 17, 2018
36	Autonomous Province of Vojvodina	Serbia	Mar. 29, 2019
37	Department of Sucre	Colombia	Sept. 18, 2019
38	Preah Sihanouk	Cambodia	Sept. 20, 2019
39	Zadar County	Croatia	Dec. 13, 2019
40	Grodno Administrative Region	Belarus	Dec. 21, 2020

No.	City	Country	Date
Haikou City
1	Darwin City	Australia	Sept. 05, 1990
2	Perth	UK	Feb. 03, 1992
3	Saint-Nazaire	France	June 27, 1992
4	Oklahoma City	USA	Nov. 20, 1992
5	Zanzibar City	Tanzania	Oct. 30, 1997
6	Gdynia City	Poland	Apr. 24, 2006
7	Victoria	Seychelles	July 25, 2007
8	Yangon	Myanmar	June 16, 2017
9	Grodno	Belarus	Aug. 04, 2022
Sanya City
1	Alhambra	USA	Oct. 05, 1994
2	Lapu-Lapu	the Philippines	July 19, 1997
3	Cannes	France	Nov. 17, 1997
4	Seogwipo	Republic of Korea	Nov. 19, 1999
5	Yalta	Ukraine	Nov. 17, 2004
6	Kuusamo	Finland	June 22, 2006
7	Maui	USA	Sept. 15, 2007
8	Sal	Cape Verde	Oct. 18, 2009
9	Cancun	Mexico	July 05, 2010
10	Khabrarovsk	Russia	Feb. 22, 2011
11	Dubrovnik	Croatia	Apr. 21, 2013
12	Viareggio	Italy	Nov. 28, 2015
13	Blackpool	UK	Sept. 06, 2016
14	Mbarara	Uganda	Nov. 27, 2017
Danzhou City
1	Lakewood	USA	June 06, 2007
Qionghai City
1	Dupont	USA	May 21, 2010
Wenchang City
1	Steilacoom	USA	July 15, 2019
Wanning City
1	Maroochy	Australia	July 10, 2007

No.	Province	Country	Date
1	Tierra del Fuego Province	Argentine	Oct. 03, 2008
2	North Sulawesi Province	Indonesia	Nov. 27, 2008
3	Heraklion Administration	Greece	Sept. 04, 2009
4	Washington State	USA	July 02, 2009
5	Murmansk State	Russia	June 29, 2010
6	Sverdlovsk Region	Russia	Oct. 14, 2010
7	Kaliningrad Region	Russia	Mar. 20, 2012
8	Grand Comore Island	the Comoros	Aug. 29, 2012
9	North Sumatra Province	Indonesia	Oct. 27, 2013
10	Dubrovnik and Neretva Region	Croatia	Aug. 25, 2014
11	Canton Grisons	Switzerland	Oct. 24, 2014
12	Region of Crete	Greece	Oct. 27, 2014
13	Telangana State	India	June 20, 2016
14	Siem Reap Province	Cambodia	Aug. 24, 2016
15	Mangystau Province	Kazakhstan	Sept. 13, 2016
16	Tasmania State	Australia	Oct. 18, 2016
17	Issyk-Kul Province	Kyrgyzstan	Aug. 18, 2017
18	Chiang Mai Province	Thailand	Sept. 06, 2017
19	Western Province	Sri Lanka	Aug. 09, 2018
20	Saint Petersburg	Russia	Sept. 25, 2018
21	State of Georgia	USA	Oct. 11, 2018
22	Gandaki Province	Nepal	Nov. 16, 2018
23	Rhineland-Palatinate State	Germany	Nov. 26, 2018
24	Dushanbe City	Tajikistan	Dec. 12, 2018
25	Wallonia Region	Belgium	July 15, 2019
26	Sanma Province	Vanuatu	Sept. 06, 2019
27	Malampa Province	Vanuatu	Sept. 06, 2019
28	Eua Island	Tonga	Sept. 13, 2019
29	Boumerdes Province	Algeria	Nov. 12, 2019
30	District Autonome of Yamoussoukro	Cote d'Ivoire	Nov. 14, 2019
31	Alexandria Governorate	Egypt	Nov. 20, 2019
32	Shirak Region	Armenia	Dec. 13, 2019

No.	City	Country	Date
Haikou City
1	Donghae City	Republic of Korea	Apr. 01, 2006
2	Vladimir City	Russia	Sept. 26, 2007
3	Faro City	Portugal	May 12, 2008
4	Chornomorsk City	Ukraine	Sept. 19, 2008
5	Curitiba City	Brazil	Sept. 22, 2008
6	Faiyum City	Egypt	Nov. 13, 2008
7	Tagaytay	the Philippines	Nov. 21, 2009
8	Honolulu	USA	Dec. 21, 2009
9	Scottsdale	USA	Mar. 22, 2010
10	Krabi City	Thailand	Apr. 07, 2010
11	Nanaimo	Canada	Sept. 20, 2010
12	Antalya City	Turkey	Nov. 22, 2010
13	Pisa	Italy	Nov. 25, 2010
14	Ajaccio	France	July 08, 2011
15	Rostock	Germany	Dec. 15, 2011
16	Melaka	Malaysia	Aug. 16, 2012
17	Aland Islands	Finland	June 12, 2013
18	Whangarei	New Zealand	June 11, 2014
19	Waterford	Ireland	June 20, 2014
20	Qazvin	Iran	Oct. 12, 2014
21	Haeundae Busan	Republic of Korea	Sept. 21, 2015
22	Ulaanbaatar	Mongolia	Sept. 23, 2015
23	Lahore	Pakistan	Apr. 29, 2016
24	Islamabad	Pakistan	Aug. 24, 2016
25	Tagum City	the Philippines	July 21, 2017
26	North Lombok	Indonesia	July 25, 2017
27	San Bernardino	USA	Aug. 06, 2018
28	Porte de Princesa	the Philippines	Nov. 09, 2018
29	Pokhara Lekhnath	Nepal	Nov. 16, 2018
30	Boumerdes	Algeria	Nov. 12, 2019
31	Meppel	Netherlands	Dec. 04, 2019
32	Quepos	Costa Rica	Dec. 04, 2020
Sanya City
1	Gatineau	Canada	Oct. 18, 2003
2	Masan	Republic of Korea	May 18, 2003
3	Kamogawa	Japan	May 25, 2004
4	Hollywood	USA	July 03, 2006
5	Bad Kissingen	Germany	Mar. 08, 2007
6	Casares	Spain	Nov. 23, 2008
7	Miami	USA	Aug. 04, 2015
Danzhou City
1	Ha Long	Vietnam	June 28, 2007
2	Marathon	Greece	Dec. 20, 2019
Qionghai City
1	Ostrowitz	Belarus	Nov. 09, 2022
Wenchang City
1	Varadero	Cuba	Sept. 26, 2000
2	Gisborne	New Zealand	Jan. 01, 2011
3	Dijon	France	Oct. 21, 2016
Wanning City
1	Buckly	USA	Apr. 16, 2009
2	El Monte	USA	Oct. 11, 2018