The temple is one of the many dedicated to Tin Hau, goddess of seafarers; this one also houses an altar to Shing Wong, the city's god.
Tin Hau was also the goddess of wine.
mnli hypothesis: Tin Hau was also the goddess of wine. premise: The temple is one of the many dedicated to Tin Hau, goddess of seafarers; this one also houses an altar to Shing Wong, the city's god.