1993Tianjin E.sun company is estabished.Starts to wark on manufacturing a HV-power supply module.

1996Manufacture first set of electrostatic assist named E.sun .

1997Cooperation with someone production impression roller use for E.sun .

2002A new plant for the production of impression roller is established .E.sun electrostatic assist can exchange for wark with other country's ESA.

2003E.sun company into E.sun building .

2005E.sun company build new plant for product .

2006E.sun company into new plant .

2008Company buy gravure-printing for develop of new product. 

2009E.sun successful development charge transfer assembly contact-free with impression roller of ESA,application and water-based ink, plastic printing .

 2010 Charge transfer assembly contact-free with impression roller of ESA successfully into the market,  high sales volume.