Zeng.wpntr2018-12-19T18:45:19+00:00The Zheng (front) is an instrument originating from China and its modern version can have 21 or 25 strings. This instrument is played by pulling the strings by right hand nails and the left hand is used to adjust the tension of the strings to create vibrations. It was a very common instrument at he age of Zhou dynasty ( bc 249). 