Chinese and African workers on the Mombasa-Nairobi railway project in Mombasa, Kenya. China’s non-financial outbound direct investment to Africa reached $750 million in the first three months this year. PAN SIWEI / XINHUA China-Africa trade surged 16.8 percent year-on-year to $38.8 billion in the first quarter of the year, thanks to their deepening cooperation, said a…