Unit Definition (ping) The ping is a traditional unit of area in Taiwan, equal to about 3.305 square meters (3.953 square yards). This is the same unit known in Korea as the pyong.
Unit Definition (square yard) The square yard is a traditional unit of area. 1 yd2 equals 9 ft2, 1296 in2, or exactly 0.836 127 36 m2.
