Rice from Erh-lung village was also transported downriver to Wushih harbour in "red-head" boats. On the return journey these brought back stone, bricks and tiles (carried from Tangshan as ballast by ships returning empty from the mainland), which were used for building houses in the village.
二龍村的稻米也以紅頭仔船順著河到烏石港，回程則運回唐山來的壓艙石、磚瓦蓋大屋。