a Frontline co-production with Kirk Documentary Group, Ltd. ; a production of WGBH-TV Boston ; produced by Michael Kirk, Jim Gilmore, Mike Wiser ; written and directed by Michael Kirk
presented by Jiao Li for Film Ideas in conjunction with CCTV ; chief producers, Xu Wenguang, Yan Weiyi ; general director, Li Chencal ; scriptwriters, Wan Jianying, Li Guoping
Western New York Public Broadcasting Association ; a co-production of WNED-TV Buffalo/Toronto and Working Dog Productions, Inc. ; producer and director, Tom Simon