Is the China Africa relationship mutually beneficial?

Africa Daily - A podcast by BBC World Service

South Africa has started preparing to host the BRICS summit next month. This is a gathering of a political and economic bloc compromised of Brazil, Russia, India, China and South Africa. China, in particular, is expected to expand its influence. Over 30% of all major building projects in Africa are led by Chinese firms while the West makes up just 12%, according to consultancy company, Deloitte. Africa Daily's Alan Kasujja has been hearing about China’s involvement in both small and large scale business on the continent.