HDP User Group is an intrnational Electronics Industry led group that organizes and conducts R&D programs to address the technical issues facing the industry, including design, printed circuit board manufacturing, electronics assembly, and environmental compliance. We are directed by the Member Companies who define and execute the projects. All of our projects are for the benefit of the Member Companies, and all technology, data, and other results belong to those companies. Periodically, the Members will agree to release information generated by one of our technical pr