Located north of Heilongjiang Province and the Inner Mongolia Autonomous Region, Greater Khingan Mountains is an oxygen-providing paradise covering a large forest area - a total of 84.6-thousand square kilometers, equal to the territory of Austria or 137 Singapores. It is an ideal getaway for trekking and exploring for its colorful landscape in autumn. [Photo: China.org.cn]

Located north of Heilongjiang Province and the Inner Mongolia Autonomous Region, Greater Khingan Mountains is an oxygen-providing paradise covering a large forest area - a total of 84.6-thousand square kilometers, equal to the territory of Austria or 137 Singapores. It is an ideal getaway for trekking and exploring for its colorful landscape in autumn. [Photo: China.org.cn]

Located north of Heilongjiang Province and the Inner Mongolia Autonomous Region, Greater Khingan Mountains is an oxygen-providing paradise covering a large forest area - a total of 84.6-thousand square kilometers, equal to the territory of Austria or 137 Singapores. It is an ideal getaway for trekking and exploring for its colorful landscape in autumn. [Photo: China.org.cn]

Located north of Heilongjiang Province and the Inner Mongolia Autonomous Region, Greater Khingan Mountains is an oxygen-providing paradise covering a large forest area - a total of 84.6-thousand square kilometers, equal to the territory of Austria or 137 Singapores. It is an ideal getaway for trekking and exploring for its colorful landscape in autumn. [Photo: China.org.cn]

Located north of Heilongjiang Province and the Inner Mongolia Autonomous Region, Greater Khingan Mountains is an oxygen-providing paradise covering a large forest area - a total of 84.6-thousand square kilometers, equal to the territory of Austria or 137 Singapores. It is an ideal getaway for trekking and exploring for its colorful landscape in autumn. [Photo: China.org.cn]

Located north of Heilongjiang Province and the Inner Mongolia Autonomous Region, Greater Khingan Mountains is an oxygen-providing paradise covering a large forest area - a total of 84.6-thousand square kilometers, equal to the territory of Austria or 137 Singapores. It is an ideal getaway for trekking and exploring for its colorful landscape in autumn. [Photo: China.org.cn]

Located north of Heilongjiang Province and the Inner Mongolia Autonomous Region, Greater Khingan Mountains is an oxygen-providing paradise covering a large forest area - a total of 84.6-thousand square kilometers, equal to the territory of Austria or 137 Singapores. It is an ideal getaway for trekking and exploring for its colorful landscape in autumn. [Photo: China.org.cn]

Located north of Heilongjiang Province and the Inner Mongolia Autonomous Region, Greater Khingan Mountains is an oxygen-providing paradise covering a large forest area - a total of 84.6-thousand square kilometers, equal to the territory of Austria or 137 Singapores. It is an ideal getaway for trekking and exploring for its colorful landscape in autumn. [Photo: China.org.cn]

Located north of Heilongjiang Province and the Inner Mongolia Autonomous Region, Greater Khingan Mountains is an oxygen-providing paradise covering a large forest area - a total of 84.6-thousand square kilometers, equal to the territory of Austria or 137 Singapores. It is an ideal getaway for trekking and exploring for its colorful landscape in autumn. [Photo: China.org.cn]

Located north of Heilongjiang Province and the Inner Mongolia Autonomous Region, Greater Khingan Mountains is an oxygen-providing paradise covering a large forest area - a total of 84.6-thousand square kilometers, equal to the territory of Austria or 137 Singapores. It is an ideal getaway for trekking and exploring for its colorful landscape in autumn. [Photo: China.org.cn]

Located north of Heilongjiang Province and the Inner Mongolia Autonomous Region, Greater Khingan Mountains is an oxygen-providing paradise covering a large forest area - a total of 84.6-thousand square kilometers, equal to the territory of Austria or 137 Singapores. It is an ideal getaway for trekking and exploring for its colorful landscape in autumn. [Photo: China.org.cn]

Located north of Heilongjiang Province and the Inner Mongolia Autonomous Region, Greater Khingan Mountains is an oxygen-providing paradise covering a large forest area - a total of 84.6-thousand square kilometers, equal to the territory of Austria or 137 Singapores. It is an ideal getaway for trekking and exploring for its colorful landscape in autumn. [Photo: China.org.cn]