According to the regional survey information of Gongxi of the scale of 1∶50 000, the macro-micro features of the extra-low metamorphic rock of Sinian-Lower Cambrian in Gongxi of Hunan Province and Pingdi of Guizhou Province are narrated, combine with the geological background of Sinian-Lower Cambrian, the extra-low metamorphism and the extra-low metamorphic rock are discussed. It affords new information for the study and division of regional metamorphism and metamorphic band in Guizhou Province.