The current technology is to enable lithium batteries to provide power for excavators. This electric excavator equipped with high-energy lithium batteries can reduce noise pollution significantly. Compared to conventional diesel engines, The excavator can also reduce engine space for storing more tools which can increase productivity and save more time.

Zhang Weiwei is the dean of the Product Design of Changshu Institute of Technology, He takes senior member of the China Digital Art Design Expert Committee and the member of Design Teaching Steering Committee of Yunnan ProvinceIn China. In the past few years, he had won 3 Red-dot Awards personally. Guiding students to win more than 30 awards in international and domestic professional competitions.

CIT as a provincial full-time undergraduate institute was established in 1958, characterized by cultivating applied talents. It covers an area of 120 hectares with two campuses— Donghu and Dongnan campus. Exclusive foreign teachers apartment and international students apartment are provided on campus.CIT comprises 53 undergraduate majors of 12 schools which involve 9 disciplines —engineering, science, literature, economics, management, history, law, education, art, etc. It has an enrollment of over 18200 students. Among its nearly 1,200 staff, there are over 250 with doctor degree, and about 450 with senior professional title. With “Breed integrity, seek truth—— keep at it and every day will record your progress.” as its motto, CIT has been persistent in serving the locality, developing interactively with regional economy and social causes, and establishing several professional school with some famous enterprises, such as elevator engineering school, international service engineering school, photovoltaic technology school, automobile engineering school, and so on.