Chen clan academy was under construction in 1890 and completed in 1894,sponsored by the Chen clans across the 72 county,Guangdong province.It served as ancestral hall and library.Chen clan academy is the most spectacular achitectural complex which is still existing and full of canton styles,rigorous layout,delicate ornaments,magnificient,is the major national historical unit.The purpose of its construction was planned to cater for Chan clan members' temporary accommodation who came to provincial city for imperial examination,designation waiting,tax handling,lawsuits,etc.As the compensation for those contributors,the families were allowed to enshrine the ancestral tablets in the academy.As time goes by,it becomes an important museum and popular travel spot.