Shandong University Hoteam established in 1991. We offer a wide range of products and services in the areas of power electronics and software development of manufacturing information field. It is general solution provider of Power Management, Dynamic Environment and Emergency Power Supply. Performance of main products has already reached the international advanced level. Hoteam operates sales and service offices all over China to give his customers the best quality products and service. It has widely customers in many fields such as electric power, communication, finance, petroleum, chemical industry, spinning, metallurgy, machine, financial securities, broadcasting television, army, education, local utility and government. It owns the trust of customers and a large market share.

HTQF series active harmonic filter have the functions of harmonic filter, dynamic reactive power compensation and correct unbalanced 3 phases.