CMEC is engaged in the import business of acting as agent for the projects through domestic and international bidding and tendering. Sectors that call for tenders involve: machinery, electric power, telecommunication, energy, communication, environmental protection, chemicals, agriculture, culture and education, medicine and pharmaceutics and information technology. The tendering practices include: international and domestic public bidding, invitation for bids, competitive negotiation, shopping and direct sourcing. Items of the tender include: commodity and goods, project, service business, as well as BOT etc.