Can the bidding for engineering construction be merged with the bidding for information engineering?

I can't. Bidding for engineering construction usually refers to bidding for construction projects, such as construction projects, municipal projects, water conservancy projects, etc. , mainly involving civil construction, mechanical and electrical equipment installation, decoration, and information engineering bidding refers to the bidding of information construction projects, such as computer network, software development, information system integration, data center construction, etc. , mainly involving computer technology, software development, network equipment, etc.