In order to improve coba cultivar, a total of 204 accessions of cobe genetic resources was collected from Taipei, Taoyuan and Hsinchu district in 2002 and evaluated in 2003, several early-mature and late-mature lines were selected. Of them, a elite late-mature line Taoyuan Yu 02075 was selected after performance test and regional yield trials and released as a new cultivar Taoyuan No.2 for commercial production in September, 2008 Taoyuan No.2 belongs to red shell type, plant is big, leaves are long lanceolate green and pendent, The leaf sheath is light-green with some red spots. The shoot is long elliptical in shape and light-yellow with crispy and tender quality and less fiber. The later smut spores appeared in shoot the lower the percentage of black shoot showed.