Changchun Quark Po-best Automobile Electronics Co., Ltd. is a newly developing enterprise combining scientific research, design, production and sales. Our company has passed ISO9001 Quality Management System certificate in 2002, and attained ISO/TS16949 Quality Management System certificate in 2005. We got CE-mark and E-mark in April,2008. With a strong technical and design group, our company has successfully developed rear view mirror anti-fog/frost heating plates, carbon fiber auto seat heating systems, PTC heating materials and relative series of patented products. In China, we are a company that directly provides seat heaters for OEM buyers. At present, our company's business range has covered the whole country and already expanded to such countries as the USA, Holland, Germany, Ukraine, Denmark, Romania, Canada, Japan, Russia and others. We are expanding the heating field in