China's trade, aid and investment linkages with Africa have increased exponentially in the last few years. China-Africa trade rose ten-fold during 2000-07 to $73 billion. A recent research paper co-authored with my colleagues Dilip and Sonia documents China's increasing financial involvement in Africa (see box on "New Players in Sub-Saharan Africa" on page 13).
These links appear to have resulted in increased migration between Africa and China. Along with Chinese small business owners and migrant workers settling in African cities, Chinese companies involved in banking, construction, infrastructure, mining, and oil extraction projects in Africa also tend to bring along their workers.
A recent MPI study says that official figures show over 100,000 Chinese workers in Africa -- with their true size likely several times higher. However, these are not just one-way flows from China to Africa. Some 10,000 or more Africans reportedly live in a 10 square kilometer district in the Guangzhou province nicknamed "Little Africa" -- similar to the "Little Italys" and "China Towns" in major cities around the world.
According to the political scientist Sasha Gong cited in the MPI study, Chinese migrants use four methods to migrate to Africa: