Employees work on a drilling machine production line at a factory in Zhangjiakou, Hebei province, China November 14, 2018. REUTERS/Stringer ATTENTION EDITORS – THIS IMAGE WAS PROVIDED BY A THIRD PARTY. CHINA OUT.
Employees work on a drilling machine production line at a factory in Zhangjiakou, Hebei province, China November 14, 2018. REUTERS/Stringer ATTENTION EDITORS – THIS IMAGE WAS PROVIDED BY A THIRD PARTY. CHINA OUT.