The story of the 140,000 Chinese workers who left their homes and came to war-torn Europe in 1917 and risked their lives for the Allied war effort, but whose vital contribution seems to have been airb...

　　The story of the 140,000 Chinese workers who left their homes and came to war-torn Europe in 1917 and risked their lives for the Allied war effort, but whose vital contribution seems to have been ai...