YUYAO BERT ELECTRICAL CO.,LTD.a high tech electronics producer with integrated R&D, production and sales, main products pure sine wave, modified wave inverters of different powers,air purifiers, switching power supply and emergency power supply of different specifications, of stable quality and at reasonable price range. And meanwhile, it is backed by rich technical resources, ready to provide complete services to customer in electronics development. "For the purpose of “always pursuit, first class quality”, "we are sincerely welcoming customers from home and abroad.