Six people were killed when a wall collapsed in a city of east China's Jiangsu Province on Monday, Xinhua reported. The accident took place at 1:50 a.m. when wind and sudden torrential rain toppled down the south wall of a technology company's construction site in Zhangjiagang Port. Ten workers sleeping in dormitory sheds were buried under the debris. Five died at the scene and the other five were immediately rushed to hospital. A fireman also died during rescue effort. An investigation into the cause of the accident is underway and leaders warned local companies to ensure safety especially in construction sites