Wushu Tao
(http://wushu-tao.com)
Writing sheet of the character : - dàng 荡 (Se balancer / osciller, flâner / errer, nettoyer / balayer / essuyer, libertin / débauché / dissolu, étang / lac)
 

For more informations about this character and his pronunciation, consult this page :
http://wushu-tao.com/page_ac_liste_car.php