·In October 1996,Shanghai Huayin Prited circuit board Co.,Ltd. Shanghai China established
·In December 1998,automatic production line imported from Japan and put into operation
·In June 2005,　Flexible circuit board production line built in shanghai and put into operation
·In June 2005,　Zhenjiang Huayin Printed circuit board Co.,Ltd. established
·In July 2008,　Zhenjiang factory Single-side PCB line built and put into opeartion
·In February 2011, Huayin and SHARP signed a comprehensive technical cooperation agreement
·In November 2011, Imported a full set of rigid-flex board production line from Japan SHARP
·In October 2012, Zhenjiang factory rigid-flex PCB line build and put into operation
·In March 2013, Zhenjiang SMT factory build and put into operation
·In May 2013, Zhenjiang surface treatment line build and put into operation