What does Mazu represent?

Mazu, also known as Heavenly Concubine, Heavenly Empress, Heavenly Holy Mother, and Niangmu, is a deity that has been worshipped by shipwrights, seafarers, travelers, merchants, and fishermen*** through the ages. Ancient sea voyages were often attacked by wind and waves and the ship sank and people died, the safety of the crew became the main problem of the mariners, who pinned their hopes on the blessing of the gods. In the ship before sailing to the first sacrifice to the heavenly consort, praying for blessing the wind and safety, in the ship also set up the heavenly consort shrine enshrined.