My question is it possible that not difficult for me to get visa for China?

good day! I am traveling already many countries like Saudi Arabia, Dubai, Kuwait,Egypt, and Sudan. I am working here in Zambia Africa, I'm going back to the Philippine on November 4 2013 for a vacation, One business man from Nigeria a friend of mind want to meet me in PRC on November 12 to assist him selecting machines to buy for his factory in Nigeria thru his Chinese broker.
need your advise please.