Jelaskan A dari Daftar kota kembar di Polandia

Kostelec nad Orlicí, Czech Republic

Hrádek nad Nisou, Czech Republic

Bystřice nad Pernštejnem, Czech Republic

Sveti Martin na Muri, Croatia

Ústí nad Orlicí, Czech Republic

Chojna is a member of the Douzelage, a town twinning association of towns across the European Union. Chojna also has one other twin town.