LonWorks, LON for short, is a worldwide applicable standard for network communication. TEMA helped to shape the introduction of the technology worldwide. For LonMark Deutschland e.V. TEMA has, since 1995, done press work, run the secretariat as a central contact point, organized congresses, seminars, trade show appearances, and published the specialist journal LonMark Deutschland Magazin. For the international organization LonMark International TEMA is responsible for the European wide press work and publishes the European, international, Chinese and Japanese editions of the LonMark Magazine.