KARACHI, Aug 31 : A Chinese engineer died after he fell down from the rooftop of a power plant at Port Qasim on early Saturday morning, police said. According to details, a Chinese national Yaung Jao, in his 40s, working at a roof of power plant accidentally lost his balance to fall to the ground. Yaung Jao died on the spot in the incident and the body was shifted to Jinnah Hospital for legal formalities where it was handed over to the Chinese Consulate officials in Karachi for further action.