The flag of Macao SAR China features a green background with a lotus flower in the center. The flower is white and accompanied by five golden stars arranged in a pentagon shape above it. The green represents hope and vitality, while the white lotus symbolizes purity and integrity. The five stars represent the principles of socialism and the harmonious relationship between Macao SAR and the central government of China. Overall, the flag represents Macao's unique identity as a Special Administrative Region of China.