Two new lignans, (8S,8'S)-4,3'-dihydroxy-3,4',5'-trimethoxylignan-9',9-olide (1) and trans-4',8,8'-trihydroxy-3'-methoxy-3,4-methylenedioxylignan-9',9-olide (2), were isolated from the wood of Cunninghamia konishii. Their structures were determined by analysis of spectroscopic data.