Liu Jingyi (Abd Al-Hakim) was trained by the famous calligrapher Guo Zhen Duo in
Chinese calligraphy and by CaoJin Zao in Arabic calligraphy. He had
exhibitions in Beijing (1989), Kuala Lumpur (2002) and Tehran, Iran
See Francoise Aubin, L'art de l'ectriture chez les Musulmans de
Chine, in Horizons maghrebins, vol. 12 (1999), pp. 29-43.