When did the first group of Chinese land in Africa?

Can you imagine that silk was found from the discovery of ancient Egyptian mummies? It was transported to Africa from western China 3,000 years ago. What interesting stories were there during the communication was developing between China and Africa?
Why do people around the world buy stuff online from China?
Personal income tax lowered in China
Top 5 Ways China Helped improve the world in 2018
Will the world take advice from this high level conference?
Are there still authentic places to visit in Shenzhen?
Awesome international art community in Beijing
How have foreign brands changed China?
Do you know those unbelievable Chinese products?
Preparing for a Digital Future: Smart Cities, Robots and More!
How Smart is China’s answer to GPS?