When He Hongshun arrived in Zimbabwe four years ago from Hefei, Anhui province, he didn't realize that he was going to play a major role in the African nation's efforts to revitalize its agriculture sector.
When Angola's 26-year civil war ended 12 years ago, hundreds of thousands of people had been killed, a million had been internally displaced and millions of landmines were scattered throughout the country.
Thirty years ago, Liu Daiwen helped build roads, railways and bridges around China. Now he builds infrastructure in Africa.
For more than 10 years a good stock of purified bottled water has always been a must-have for Sun Guoqiang. Addis Ababa, where he lives, is said to be the Ethiopian city with the best public amenities and services, but that does not stop sewage running through the streets of the capital.
Lu Gaochao is proud to claim that he works with the soul of Gabon: its forests. He logs a section of forest his company bought, and now and again he comes across tribes who have lived there for hundreds of years and who have never had contact with the outside world.
The first business deal Zheng Gang did was selling eels that people in his village had gathered from rice fields. He was 8 years old.
Beyond the 1942 film Casablanca starring Humphrey Bogart and Ingrid Bergman, few Chinese have had any other exposure to Morocco. Yet as a gateway to Europe, the country, one of the world's oldest kingdoms, offers huge investment opportunities to Chinese business, which many are now keen to grasp.
Though Chinese companies have a limited presence in Morocco, the telecoms company Huawei Technologies Co Ltd has managed to leave a lasting impression with its quality of service and products.
"We are expecting a better performance in foreign trade in the second quarter, but the bounce may be arriving in May."
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They are the two branches of a Chinese company, they are operating in two African countries, yet their recent fortunes could hardly be any more different.
A mid slower Chinese growth, US companies will cut investment in the world's second-largest economy, the American Chamber of Commerce in China says.