Islamabad [Pakistan], April 2 (ANI): Pakistan Prime Minister Shehbaz Sharif accompanied by the Chinese envoy Jiang Zaidong paid a visit to Dasu, in the Upper Kohistan District of Khyber Pakhtunkhwa Jiang Zaidong, to meet Chinese engineers working on the Dasu Dam project, Radio Pakistan reported. During his visit on Monday, Sharif gave clear directions for immediate measures to further enhance security of the workers. This follows days after five Chinese engineers and their Pakistani driver were killed in a suicide bombing on March 26 while traveling between Islamabad and a hydroelectric dam co…