The "北港迎媽祖" app is designed for the annual temple fair procession at Beigang Chaotian Temple, a significant event where the Beigang Mazu deity parades around. Recognized by the Ministry of Culture in 2010 as an important cultural heritage under the Cultural Heritage Preservation Act, this event features multiple sacred palanquins and processions praying for good weather and national prosperity. The app provides real-time procession routes and the latest positions of Mazu and the processions for devotees to stay informed efficiently.

Additionally, "北港進香" is registered as an important cultural heritage in Taiwan. Beigang Chaotian Temple is a prominent site for Mazu worship in Taiwan, attracting over 3,000 pilgrimage groups annually, with millions of worshippers visiting.