Quảng Hòa is a district of Cao Bằng province in the Northeast region of Vietnam. As of 2019 the district had a population of 66,620. The district covers an area of 668.95 km2. The district capital lie

In China, ports of entry are the lawful points of entry and exit from the country for freight and passengers. These include seaports, inland ports, airports, railway stations, and border crossings. PO