The aim is to design and implement Web-based training system for management of e-trade business processes for laboratory practicum of students in the framework of teaching «e-commerce». Objectives of the study are to research of the general problematics of the e-trade market and interaction type of e-trade subjects, to analyze the existing approaches to constructing of Web-based system for business processes management, program realization of Web-based system for management of e-trade business processes, use of the developed Web-based system for practical training of students to e-trade mechanisms in the framework of e-commerce teaching. The object of research is the processes of functioning of the e-trade market. The subject of research is the use of information management facilities of electronic trade in educational process of high school. In this work the analysis and systematization of research on the use of Web-based system for management of e-trade business processes in the framework of e-commerce teaching. The mechanisms for the software and hardware implementation of the Web-based system for management of e-trade business processes are presented. A modular structure of the functional blocks related to the Web-application has been developed. A model of database and a structural scheme of the logistics module for the Web-based system have been provided. A software implementation of the Web-based system for management of e-trade business processes has been accomplished. Tasks are developed for a laboratory practicum of electronic commerce education course. Results of the study is planned to summarize the development of recommendations for the using of Web-based system in educational process.