Wushu Tao
(http://wushu-tao.com)
Writing sheet of the character : - dǎng 挡 (Arrêter / abriter /cacher / barrer / écran / barreau / vitesse)
 

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