On May 15, 2012, President Denis Sassou Nguesso and his wife attended the completion ceremony of Owando-Makoua-Mambili Section of No.2 Highway Project (Phase I) and the commencement ceremony of Mambili-Ouesso Section (1) in the company of politicians and diplomatic envoys
On March 29, 2013, then Chairman Zhan Jianchu signed the Agreement on Building Pointe-Noire Mining Port in the Republic of Congo with Jean-Jacques Bouya- Minister of Spatial Planning and Major Projects under the witness of President Xi Jinping.
On December 10, 2014, Denis Sassou Nguesso- President of the Republic of Congo attended the commencement ceremony of Riverside Road Project in Brazzaville
On February 5, 2016, Denis Sassou Nguesso- President of the Republic of Congo attended the completion ceremony of Riverside Road Project in Brazzaville
On April 17, 2016, Chen Zhenggao- Special Envoy of President Xi Jinping and Minister of the Ministry of Housing and Urban-Rural Development of the P.R.C (Second from Left) inspected Riverside Road Project in Brazzaville
President Denis Sassou Nguesso visited the construction site of OYO Terminal
President Denis Sassou Nguesso visited the Municipal Construction Project in Sibiti
President Denis Sassou Nguesso attended the commencement ceremony of the Municipal Construction Project in Madingou
President Denis Sassou Nguesso inspected the construction site of the Viaduct Project in Brazzaville