China's foreign ministry said that the country has already made formal complaints to South Africa over xenophobic attacks against Chinese nationals.
South African President Jacob Zuma met visiting Chinese Foreign Minister Wang Yi in Cape Town on Wednesday, with the two sides vowing to strengthen industrial cooperation.
South Africans must assist Chinese business people who are experiencing visa problems in the African nation, said a representative of South African business leaders at a bilateral forum on Dec 5.
South African President Jacob Zuma has characterized his visit to China as "a tremendous and fruitful success".
Developing the Sino-South African relationship is a priority of Chinese foreign policy, Xi Jinping told Zuma in their meetings before the signing.
Premier Li Keqiang tells visiting South Africa President Jacob Zuma his country is China's preferred destination for overseas investment.