Female workers clean a train at a railway service station in Zhengzhou City, Central China's Henan Province. With an average age of 38 years, the workers in the cleaning unit are all female, with the exception of their male head. They are facing an increasing workload due to the Spring Festival travel rush, despite sub-zero temperatures. (Photo/IC)
Female workers clean a train at a railway service station in Zhengzhou City, Central China's Henan Province. With an average age of 38 years, the workers in the cleaning unit are all female, with the exception of their male head. They are facing an increasing workload due to the Spring Festival travel rush, despite sub-zero temperatures. (Photo/IC)
Female workers clean a train at a railway service station in Zhengzhou City, Central China's Henan Province. With an average age of 38 years, the workers in the cleaning unit are all female, with the exception of their male head. They are facing an increasing workload due to the Spring Festival travel rush, despite sub-zero temperatures. (Photo/IC)
Female workers clean a train at a railway service station in Zhengzhou City, Central China's Henan Province. With an average age of 38 years, the workers in the cleaning unit are all female, with the exception of their male head. They are facing an increasing workload due to the Spring Festival travel rush, despite sub-zero temperatures. (Photo/IC)