Hagaha iibka gawaadhida korantada ee dhulka oo dhan: kala duwanaanshaha asaasiga ah ee moodooyinka caadiga ah (taayirada, nadiifinta, matoorka, ilaalinta), cabbirada qiimaynta (dhulka, awoodda, qiimaynta IP, baytari, badbaadada), iyo liiska hubinta wax iibsiga. CBDE wadada ka baxsan waa diyaar. Kor u qaadaya.