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中华预防医学会、河北省预防医学会媒介生物学及控制分会1997年委员会联席会议，于5月13－14日在河北省承德市召开c参加会议的有来自全国各地及河北省的代表共对名，中华预防医学会学术部派代表出席了会议并进行了指导。郭念恭教授和梁铁＆主任医师分别主持了开幕式和闭幕式，
Chinese Preventive Medicine Society, Hebei Province Preventive Medicine Society of vector biology and control branch of the Commission in 1997 joint meeting, May 13-14 held in Chengde City, Hebei Province c to attend the meeting from all over the country and Hebei Province on behalf of a total of First, the Chinese Academy of Preventive Medicine academicians sent representatives and attended the meeting. Professor Guo Nian Gong and Liang Tie & chief physician respectively presided over the opening and closing ceremonies,