An IATA airport code, also known as an IATA location identifier, IATA station code, or simply a location identifier, is a three-letter geocode designating many airports and metropolitan areas around the world, defined by the International Air Transport Association (IATA). The characters prominently displayed on baggage tags attached at airport check-in desks are an example of a way these codes are used.

Yantai Penglai International Airport is an international airport serving the city of Yantai in East China’s Shandong province. It is located 43 kilometres (27 mi) from the city center, near the Chaoshui town in Penglai District, a district in Yantai city.