Do I need a health certificate to go to Macau for 2 days?

Need. To go to Macao, you must apply for health certificate and epidemic prevention certificate, and complete the necessary customs clearance procedures with the customs health declaration code. Specific matters can be inquired by the local quarantine bureau. Macau generally refers to the Macao Special Administrative Region, Macao Special Administrative Region (English: Macau, Portuguese: Macau), referred to as "Macau", which is the full name of the People's Republic of China (PRC) Special Administrative Region.