City (District)

Country

City

Date

Huai’an

France

Vénissieux

1988.7

U.S.A

Yorba Linda

1998.3

Ecuador

Cuenca

1993.4

Belarus

Gomel

1997.6

Korea

Wanju-Gun

1999.4

Italy

Lucca

2000.9

Russia

Kolpino District of Saint-Petersburg

2003.9

Germany

Sassnitz

2007.6

Poland

Plock

2010.7

Russia

Magnitogorsk

2012.10

Canada

Oakville

2015.12.15

Huai’an District

Japan

Nishiyamatyo

1995.10

Japan

Yoshibityuotyo

1999.11

Xuyi District

Canada

St. Thomas

2012.6