1963 Shen, director of Longquan health care production cooperative

197 1 Zhou Maochang, director of Baojian Production Cooperative in Longquan County.

1978 He Lianwen, director of Longquan Health Care Factory

1984 Ji Zhangshu, Director of Longquan Health Care Factory

1987 Zhao Yongquan, director of Longquan Health Care Factory.

1992 Liu Jian, director of Longquan Health Care Factory

1994 he, director of Longquan health care factory

1997 Wu, director of Longquan Health Care Factory

1999 Zhou Weiping, director of Longquan Health Care Factory.

In 2003, General Manager of Zhang Longquan Baojian Factory Co., Ltd.