Zhengzhou Great Wall Scientific Indusrial and Trade Co.,Ltd

zhengzhou grea wall scientific,industrial and trading company ltd.implements after service for companyi's products.
the products are guaranteed for one year during which we will provide free repair if faults occur when the customer operate the products according to regulations.
our company will also prvide repair when the guarantee period is over on the basis of collecting proper element cost.
our company has a circulating repairment service group providing repairment and consultative services in large and medium-sized cities in china all the year round.whenever customers find faults in using our companyi's prducts,customers can contact us via letters or calls,and we will provide consultative and repairment service in time.