曾鼎乾同志是南海西部石油公司高级地质师,今年是他从事地质工作50年的大喜日子,在此我们表示热烈祝贺!曾鼎乾同志历任四川石油勘探局、原北京石油科学研究院、前南海石油勘探指挥部总地质师;中国科学技术协会第二次全国代表大会代表;四川省第一届人民代表大会代表;中国地质学会第三十一、三十二届理事会常务理事,第三十三届名誉理事;中国古生物学会第二届理事会理事;中国石油学会 Comrade Zeng Dinggan is a senior geologist in the western oil company of the South China Sea. This year marks the 50th anniversary of his geological work. We hereby express our warm congratulation! Comrade Zeng Dinggan served successively as director of Sichuan Petroleum Exploration Bureau, former Beijing Petroleum Research Institute, Ministry of Geology Division; China Association for Science and Technology on behalf of the Second National Congress; Sichuan Province, the first session of the National People’s Congress; Geological Society of China thirty-first, thirty-second executive director of the board, the thirty-third reputation Director; Chinese Society of Paleontology second council member; China Petroleum Institute