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2010年10月26日,中国石油和化学工业联合会“十二五”规划交流会暨四季度专业协会联系会在东营召开,中国腐植酸工业协会曾宪成理事长参加了会议。
On October 26, 2010, the China Petroleum and Chemical Industry Federation “Twelfth Five-Year Plan ” exchange meeting and the fourth quarter professional association contact will be held in Dongying, China Humic Acid Industry Association President Zeng Xiancheng attended the meeting.