Cheng's calligraphy works are exquisite.

Calligraphy works retouching (price per square foot, line block and block change, official change, list book), list increase and prospect (after tax) 2007, 250 yuan -300 yuan.

400 yuan -500 yuan in 2008

600 yuan -700 yuan in 2009

20 10, 850 yuan -980 yuan

20 1 1 year, 1300 yuan-1800 yuan.

2012,2200 yuan -2800 yuan.

2013,3000 yuan -3500 yuan.

Outlook for the next three years:

2014,3800 -4300 yuan

2015,4500 -5000 yuan

2016,5500 -6000 yuan, 20 1 1 year, 3000 -4000 yuan.

2012,4500 -4800 yuan

2013,5000 yuan -5500 yuan.

Prospect of Kaibian, Li Bian and Bangshu in the next three years;

2014,6000 yuan -6600 yuan.

2015,7000 yuan -7500 yuan.

2016,8000 yuan -9000 yuan.