It also includes consultancy on deep-water tunnel designs, the dam and hydroelectric power station, the tender for material supply, supervision of construction work, site installation, on-site testing and commissioning. The signing ceremony was attended by HE Benjamin Grivaux, the French Secretary of State to the Minister of Economy and Finance and HE Eng . Mohammed Ahmed Bin Abdul Aziz Al Shehhi, Undersecretary for Economic Affairs in the Ministry of Economy of the UAE .