On April 22, in commemoration of the 50th World Earth Day, the 2019 national voluntary tree-planting campaign, which was sponsored by the General Office of the National Afforestation Committee, China Green Foundation, Beijing Greening Commission and organized by Badaling Forest Farm of Beijing, Beijing Green Foundation, the Greening Office and the Gardening and Greening Bureau of Yanqing District, was held in Badaling Forest Farm, Beijing.

In order to actively respond to the China Post Group's initiative of "planting a tree and greening a piece of land", the trade union of China Post Group’s headquarters and the Marketing Department jointly organized nearly 50 executives and employees to participate in the tree planting campaign together with more than 100 representatives from relevant governmental departments and the media.

It was reported that the theme of this campaign was "cherishing the beautiful planet and protecting natural resources". This is another joint event after the signing of the cooperation framework agreement between China Post Group and General Office of the National Afforestation Committee on March 11.