Natural oxygen bar of Luohanba primeval forest

In late autumn, the Luohanba primeval forest in the Wumeng Mountain National Nature Reserve, Yunnan province, is ablaze with vibrant colors. Located in northeastern Tianxing town, Daguan county, the forest spans 3366.67 hectares of primeval woods and over 113.33 hectares of wetlands, making it a natural "oxygen bar".