Tatsuro Inui's double saw Albirex Niigata beat Beijing Guoan 3-1 in an S.League encounter at Yishun Stadium.
Inui gave the visitors a 34th-minute lead that Keisuke Matsui extended four minutes later.
Li Tixiang pulled a goal back for Beijing but Inui claimed his second and Albirex's third two minutes from the end to seal the points.
