Abstract: The article is based on analysis of Construction and Installation Engineering technical data compilation process.Under the current situation of widely distributed engineering, uneven management, large movement of persons, inconvenient guidance, according to "code for management of electronic construction records and archives"(CJJ/T 117-2007), we develop the system, using VB.NET and SQL Server, which implements headquarters, branch, project manager department three-layer engineering technical data synchronization, dynamic supervision, guidance and management, in order to achieve the purpose of real information, timely delivery, resource sharing and scientific utilization.