Cooperative Work: The module of cooperative work not only provides the staff with a working environment of task cooperation and integrated data, but also realizes the communication tool which staff can take advantage of whenever and wherever, including daily cooperative work, ERP task dealing, information sharing and all-round integration of short messages, emails, NETMEETING and QQ in order to raise the working efficiency and management level. The basic functions of the cooperative work of Nseer Open Source ERP: the management of conference, plan, publicity, regulations, knowledge, culture of enterprise, public relations, group delivery of interior and exterior messages, message objects and others.