Weifang Yihe Electrical Appliance Co., Ltd.

Add.:
Dongjing Road, Qingzhou City, Shandong Province, China

Tel.: +86-536-3281325

Fax: +86-536-3281325

Contact Person: Zhenguo Chen

  • China Compulsory Certification
  • China Compulsory Certification
  • China Compulsory Certification
  • ISO9001: 2008
  • ISO14001: 2004
  • ISO9001: 2008
  • ISO9001: 2008
  • ISO14001: 2004
  • ISO14001: 2004
  • Certificate of patent for exhaust fan used for livestock farming
  • Certificate of patent for exhaust fan used for livestock farming
  • Certificate of patent for shutter of ventilation fan
  • Certificate of patent for blades of ventilation fan

  • Certificate of patent for impeller of ventilation fan

  • Certificate of patent for cone fan


  • Certificate of design patent for ventilation fan
  • Certificate of design patent for ventilation fan
  • Certificate of patent for hanging exhaust fan used for livestock farming
  • Certificate of patent for a connection and transmission device of exhaust fan
  • Certificate of patent for oil-fired air heater

  • Certificate of patent for oil-fired air heater
  • Certificate of Council Company of World Eminence Chinese Business Association
  • Certificate of patent for belt tensioner