一、中国企业、公司及产品数据库(CECDB)CECDB是中国第一个开展微机与联机检索服务的、规模最宏大的企业及产品类型信息库。它在国家科委支持下,由中国科学技术情报研究所牵头,联合全国各地情报机构共同开发建设的。分英文版、中文版和繁体中文版3个版本。中文1992年版收录了中国大中型企业,国家一、二级企业及外向型企业 First, the Chinese enterprises, companies and product databases (CECDB) CECDB is China’s first micro-computer and online search service, the largest enterprise and product type information base. With the support of the State Science and Technology Commission, it is led by the China Institute of Science and Technology Information and jointly develops and constructs intelligence agencies all over the country. English version, Chinese version and Traditional Chinese version 3 versions. Chinese version of 1992 included China’s large and medium-sized enterprises, the national primary and secondary enterprises and export-oriented enterprises