Zhang may refer to: Chinese culture, etc. Zhang (surname) (張/张), common Chinese surname. Zhang (surname 章), a rarer Chinese surname. Zhang County (漳县), of Dingxi, Gansu. Zhang River (漳河), a river flowing mainly in Henan. Zhang (unit) (丈), a traditional Chinese unit of length equal to 10 chi (3–3.7 m) 璋, a type of shaped stone or jade object in ancient Chinese culture thought to hold great value and protective properties; see also Bi (jade) and Cong (jade) Other. Zhang, the proper name of the star Upsilon¹ Hydrae. See also. Zang (disambiguation)
https://en.wikipedia.org/wiki/Zhang