Henan YAAN Electrical Insulation Plant Co. Ltd., was founded in 1986. With 34 years history YAAN specializes in manufacturing electrical insulation materials with 8 production lines and the production capacity is 10000 tons annually. ,br>brYaan is strict with quality control> continuous improvement to high-quality of electrical insulation products including insulation paper insulation varnish, insulation film insulation board, insulation tape varnished glass cloth, fiberglass sleeving and mica board etc.br