Chipown Micro-electronics limited(Chipown) is an innovative & professional high-tech company engaged in analog and mived signal  design , headqdevelopment zone with design centers and customer suppor centers in Suzhou,Shanghaj,Shenzhen Zhongshan Xiamen and @ingdao.  Founded in 2005,the com PanYis focusea on deveioping green power management and driver IlCs,supplying customers with high eficiency low power consumpton, and high quality lc products while providing one-stop app lication solutions and on-site technical support services that enable customer's systems with better performance, being fexible ,reliable and ost-compettve.