关心珠算、速算事业的发展刘后一是中国作家协会、中国科普创作协会等多家全国性学会的会员，在全国科技、文化、教育界都有较高的知名度。但他生前却没有在珠算界担任职务。尽管如此，他却一直深切的关心着中国珠算、速算事业的发展。珠算界很多人，除前面提到的孙老、还有如 Caring about abacus and calculating the development of careers Liu Houyi is a member of many national societies, such as the Chinese Writers Association and the Chinese Popular Science Creation Association, all of whom enjoy a high reputation in science, culture and education in the country. However, during his lifetime, he did not hold a position in the abacus industry. Nevertheless, he has been deeply concerned about the development of abacus and quick calculation in China. Abacus sector a lot of people, in addition to the aforementioned Sun and the old, there is like