But we have had promises like this in the past and no action. China. Sudans biggest supporter and biggest customer for its oil. has also started taking mutant. limited. but proactive steps in recent weeks to convince the Sudanese to move forward on peacekeeping. Chinas Assistant Foreign Minister recently toured refugee camps full of people from Darfur who had fled their homes. That is not a typical stop on a Chinese Government tour. a positive sign that China is not blind to the human rights abuses going on in Sudan. China has reportedly played an important role recently in urging the Sudanese Government to move forward.