Golden Century International Holdings Group Ltd <0091.HK>:Golden Century International Says In June, China United Entered Into A Loi With A Trans-Regional Energy Service Enterprise In Prc.Golden Century International-Loi For Cooperation Development And Utilisation Of Coalbed Methane From Su'Nan Coalbed Methane Project Of Group In Anhui.Golden Century International - China United Would Supply Pilot Production Of Gas From Su'Nan Coalbed Methane Project To Cooperation Party.Golden Century International -Loi Is Not Legally Binding And Enforceable And Any Further Cooperation Is Subject To Negotiation.