Sichuan Qianxiang Medical Technology Co., Ltd. is Hepatest ultrasound cirrhosis instrument of Sichuan general agent, sales of Hepatest is a national class III medical device, the national 973 program project and the national medical device science and technology industry twelfth-five years of special planning of the product. Nowadays, it is the equipment with the highest accuracy of non-invasive liver test, characterized by non-invasive, fast and good repeatability. The ultrasound shear wave elasticity imaging technology used has won the second prize of National Technology Invention.