China State Construction International Holdings Limited is the largest construction contractor in Hong Kong, mostly from the projects in the government, public organisations and large private corporations. It is operated mainly under the subsidiaries of China State Construction Engineering Limited and China Overseas Limited currently. It started its construction business in Hong Kong since 1979. It engages in building construction and civil engineering operations as well as other peripheral operations such as foundation work, site investigation, mechanical and electrical engineering, highway and bridge construction, concrete and pre-cast production. It was listed in the Hong Kong Stock Exchange in July 2005. Wikipedia