Inquiry (采购产品): project help Sir, we are engineering students. we have a project on heat exchanger. please give us atema code chart. any other information about ths project **** Hidden Message ***** subhendu sarkar 721657 Company: haldia institute of technology E-mail: subhendu_sarkar1985@yahoo.co.in **** Hidden Message ***** subhendu_sarkar1985@yahoo.co.in