Sun Xinwei, deputy general manager of China State Construction Engineering Corp Central and Western African Region, advised that Chinese companies engaging in any large infrastructure projects in Congo should be aware of expenses for the period after the project is completed and before the official operation, as the Congolese government is suffering from an economic downturn due to oil price drop from 2014, which results in delayed paymentLyu also eased local we尊国际网站orries about the pollution that comes along with industrializationChina is the top trade partner and the largest engineering project contractor of Congo[Photo by Pan Zhongming/China Daily]Brazzaville, Congo - The Chinese Council for the Promotion of the South-South Cooperation has launched a new wave to explore the French-speaking western African markets in Cameroon, Cote D'Ivoire and Congo (Brazzaville) by leading a 30-odd member delegation of entrepreneurs to visit the countries"Besides, the Congolese government can adopt the most strict standards on pollution for the Chinese companies and the Chinese investors will consciously follow the rules and regulations set by the Congolese government, he saide尊国际网站"However, in recent years, the Chinese government no longer tolerates the existence of polluting enterprises," he said