由省外经贸厅机电处主办的黑龙江省机电产品进出口信息网（www．hljjdb．gov．cn）是黑龙江省对外贸易经济合作厅网站的子站点，是省外经贸厅向社会公众和全省机电进出口企业发布产品进出口业务信息的专向窗口。黑龙江省机电产品进出口信息网是省外经贸厅机电处与省计算中心于 Held by the Office of Foreign Trade and Economic Cooperation Department of Mechanical and Electrical Products in Heilongjiang Province Mechanical and Electrical Products Import and Export Information Network (www.hljjdb.gov.cn) is the Heilongjiang Provincial Department of Foreign Trade and Economic Cooperation sub-site site is the provincial Foreign Economic and Trade Department to the public and the province Mechanical and electrical import and export business release product import and export business information to the window. Heilongjiang Province Mechanical and Electrical Products Import and Export Information Network is the Office of Foreign Trade and Economic Cooperation and the provincial computer center at