Tanzania Navy Commander Richard Mutayoba Makanzo inspects Chinese navy soldiers on the Chinese naval hospital ship Peace Ark at Dar es Salaam Port in Dar es Salaam, Tanzania, on Nov. 19, 2017. Chinese naval hospital ship Peace Ark arrived on Sunday morning in Tanzania's Dar es Salaam, starting an eight-day humanitarian mission of providing free medical services to local residents. (Photo/Xinhua)
