ISLAMABAD, Aug. 31 (Xinhua) -- Two Chinese engineers had been missing since Friday in northwestern Pakistan and search and rescue work was under way, an official from the Chinese Embassy in Islamabad said on Sunday.

    The two Chinese engineers from Zhongxing Telecommunication Equipment Company (ZTE) in Pakistan were found missing on Friday when they went to check the company's equipment in Lower Dir district of North West Frontier Province.

    The ZTE has lost contact with the engineers since Friday and there is no clue about their whereabouts. A Pakistani driver and a Pakistani security guard, who were traveling with the two engineers, were also missing, said the official.