On November 30, 2019, the delegation led by Mr. Youssef Chahed, the prime minister of the Republic of Tunisia, visited the sulfuric acid project and TSP project construction site of East China Engineering Science and Technology Co., Ltd. Mr. Youssef Chahed felt satisfied with the overall progress of the project, and highly recognized the safe and civilized construction on the site. He further stated that these projects would promote the national economic development in Tunisia and improve local employment to a great extent.