In connection with the Corps of Engineer Services 69th Anniversary Celebrations , a musical evening and a lottery draw were held on 11th of January with the participation of a large gathering of Officers and Other Ranks . Maj Gen H J S Gunawardena RSP USP ndc psc, the Master General Ordnance and Colonel Commandant CES graced occasion as the Chief Guest. The lottery draw was held under the supervision of the representatives of the National Lotteries Board and valuable prizes ...