For more than 50 years, the National Acrobats of China has entertained audiences of all ages worldwide with Chinese martial arts, illusion and acrobatics – all set to traditional music. The company of 35 performers, which has excelled in international circus competitions, will take the stage at 7 p.m. Thursday, March 26, at Merrill Auditorium in Portland. Featured will be acts from cycling stunts to acrobatics to extraordinary feats of balance. Tickets are $44, $38 and $32. Call PortTix at 842-0800 or visit PCA Great Performances’ Web site at pcaGreatPerformances.org.