The Heavy Engineering Industries and Shipbuilding Company announced in a disclosure to the Boursa Kuwait that its subsidiary, Gulf Dredging & General Contacting Company, has signed tender contract No. (CA/CPC/2186) with the Kuwait National Petroleum Company for the project concerning the supply and installation of security gates at the Abdullah and Ahmadi refineries, valued at K.D. 17,375,000 (Seventeen million three hundred seventy-five thousand Kuwaiti Dinars) for a duration of 22 months.