Guzheng

The zheng (pinyin: zhēng), or guzheng (Chinese: 古筝; pinyin: gǔzhēng; lit. 'ancient zheng'), is a Chinese plucked zither. The modern guzheng commonly has 21, 25, or 26 strings, is 64 inches (1.6 m; 5 ft 4 in) long, and is tuned in a major pentatonic scale. It has a large, resonant soundboard made from Paulownia wood.