中华人民共和国新闻出版总署
In April 2012, while attending the London Book Fair, Ma used red paint to smear a cross over his face and a copy of his banned book "Beijing Coma" and called his Chinese publisher a "mouthpiece of the Chinese communist party" after being "manhandled" while attempting to present the book to the director of the General Administration of Press and Publication and the director of National Copyright Administration, Liu Binjie, at the fair.