The average salary is 480.58 yuan a month. The number of employees is 199400. Jincheng, a prefecture-level city in Shanxi Province, was called Jianxing, Zezhou and Zezhou in ancient times. Jincheng has a long history. Twenty thousand years ago, it left Du Gao, Tashui River, Xia Chuan and other human sites. It is a thousand-year-old city with a county in the Eastern Jin Dynasty, a state in the Northern Wei Dynasty and a government in the Qing Dynasty. It is the birthplace of myths such as the Goddess of Mending Heaven, One Mountain in Gong Yu, Shimen in Imperial Chishui and Chu Yu in Shang Tang. Jincheng is the hometown of ancient coal and iron, known as "nine heads and eighteen craftsmen". The average wage in Jincheng in 2000 was 480.58 yuan per month.