Zeng Xiangdong (R), deputy general manager of China National Machinery Industry Co, meets with Wu Weidong, mayor of Zhangjiakou in Hebei province, at the company’s headquarters in Beijing on June 13. During the meeting, they held discussions on cooperation in the development of ice and snow industry in the co-host city of the 2022 Winter Olympic Games. [Photo/sinomach.com.cn]