Since this spring, over 30,000 volunteers from across 西瓜视频have planted over 1.5 million trees to combat desertification in Minqin County, northwest China's Gansu Province.
Since this spring, over 30,000 volunteers from across 西瓜视频have planted over 1.5 million trees to combat desertification in Minqin County, northwest China's Gansu Province.
