The material management is the key point of project management and cost control. With the application of information technology, digital concepts and technical means in all walks of life, construction enterprises are also constantly exploring the digital management of materials. Due to the complexity of the volume and business scope of large construction enterprises, it is necessary to establish a four-level management structure (i.e., group, subsidiary, branch, project department), and combine the business content of the whole process of materials to build its digital management system to realize the intensive management of the whole process covering planning, bidding, procurement, contract, order, acceptance, payment, and analysis. Through the integrated collaboration platform, Group Z has opened up the whole chain of their material business to achieve full scene coverage, share upstream and downstream supply and demand information, and further promote the digital reform of material management and the new mode of digital collaboration of supply chain business of ecological partners.