Wang Film Productions Co., Ltd. (also known as Hong Guang Animation (宏廣) and Cuckoos' Nest Studio) is a Taiwanese animation studio that was founded in 1978. The company, based in Xindian, Taipei with offices in Los Angeles, California,[2] is one of the oldest and most prolific animation studios in Taiwan, and has done traditional hand-drawn 2D animation and ink-and-paint for various TV shows and films for studios across North America, Europe and Asia-Pacific.