Hanwang Technology Co., Ltd. engages in the manufacture of character recognition technology and intelligent interactive devices. Its products include portable electronic books, handwriting and dictionary pens, painting tablets, scan pens, mini scanners, mouse pens, documents cameras, face identification, and electronic signature devices. It also offers air monitors and purifiers. The company was founded by Ying Jian Liu and Dong Jian Xu in 1998 and is headquartered in Beijing, China.