Aduana Stars thrashed Berekum Chelsea 3-0 in the outstanding week 16 Premier League fixture at the Agyemang Badu Park on Thursday.Goals from Richard Arhin, Asiedu Samuel and Allan Skido Emmanuel proved too strong for the defending league champions who have just returned from an impressive CAF Champions League in Liberia.The win thus sees Aduana climb to 7th on the Premier League log while Chelsea are now seven points adrift leaders Asante Kotoko.Aduana are away to All Stars as Chelsea engages Berekum Arsenals in the big derby this weekend.