Abstract: There are more than 80 works on the Shang Shu Yu Gong，one of the oldest Confucian classics，in the Qing Dynasty. These works could be further divided into 5 categories in terms of methodology of classic studies: exegeses，anthology of ancient notes, commentaries, special studies，and general introductions. Qing scholars' research on the Yu Gong reached an unparalleled level by careful textual studies，classics exegeses，geographic names studies，philology，and field studies．