１９９９年是不平凡的一年，是中华人民共和国５０华诞，协会在民政部及国家机械工业局的指导下，在全体会员单位的大力支持下，积极工作，努力进取，做好为政府为企业双向服务工作。１协助政府做好大行业管理工作（１）受国家机械局委托，承担了工程建设机械行业“十五”规划 1999 was an extraordinary year. It was the 50th anniversary of the People’s Republic of China. Under the guidance of the Ministry of Civil Affairs and the State Bureau of Machinery Industry, with the strong support of all member companies, the Association worked actively, worked hard, and made great efforts for the government. Two-way service work. 1 Assisting the government in doing large-scale industrial management (1) Entrusted by the National Machinery Bureau and undertaking the “Tenth Five-year Plan” of the engineering construction machinery industry