Other cultures have also been discovered during the last 20 years in Sichuan, including those of Baodun and Shi'erqiao, and many of the pottery objects associated with Sanxingdui have also been found at these other sites. Taken together, these cultures cover a time period extending from 4,800 years ago all the way to the early Han dynasty over 2,000 years ago.
近二十年來，四川地方又有寶墩文化與十二橋文化被陸續發現，與三星堆文化的高柄豆、小平底陶罐、鳥頭型長把勺、尖底罐等陶器脈絡相承，這使得古蜀文明的脈絡可以上推四千八百年前，下至兩千多年前漢初時代。