January 27 1988
Ware, George
October 25 1988
Qingru, Zhao
December 2 1988
December 27 1988
January 23 1989
April 7 1989
April 17 1989
May 5 1989
May 26 1989
September 14 1989
October 5 1989
December 10 1987
July 5 1990
Hui, Zhang