premise: Senior officials from China and 48 African countries concluded a two-day meeting in the Chinese capital Thursday, having made final preparations for the upcoming high-profile Beijing Summit scheduled for Nov. 4-5.
  The Senior Officials Meeting has been the fifth in the framework of the Forum on China-Africa Cooperation (FOCAC), a mechanism for collective dialogue and cooperation jointly established by China and Africa to cope with new challenges and facilitate common development.
  China will announce a package of major assistance, investment, trade and other key cooperation projects with Africa at the summit, said Chinese Vice Commerce Minister Wei Jianguo at the Senior Officials Meeting.
  Considering the wishes of African friends, the Chinese government has decided to offer more cooperation projects to Africa to deepen mutual benefit and cooperation and realize common development, Wei said.
  During the Senior Officials Meeting, delegates from China and African countries reviewed the preparation work for the Beijing Summit and the FOCAC Ministerial Conference, and further exchanged views on the documents to be passed at the summit.
   Why did the Chinese government decide to offer more cooperation projects to Africa?
hypothesis: deepen mutual benefit and cooperation