Trees withered; sand was everywhere. It was a scene that China was familiar with. Once, the country faced severe desertification and was one of the worst-impacted countries in the world. But today, China has become the first country to achieve land degradation neutrality. What's behind China's success in effective sand control? To find out the answer, CGTN Opinion Editor Huang Jiyuan visited Ulan Buh Desert. And this is what he saw.

Interviewer: Huang Jiyuan

Managing editor: Zhou Xin

Video editor: Zhang Xiaona

Producer: Zhang Peijin

Chief editors: Wang Ying, Li Shou'en

Managing directors: Wang Jian, Xiao Jian