Luoyang Dinghong Electric and Technology Co., Ltd. has always provided the most comprehensive service to the customers in the spirit of "with the satisfaction of the user", in line with the service spirit of the "Sincerely for Customer Service", in strict accordance with the requirements of the contract and the technical specifications of the products, so as to meet the user's needs to the maximum extent. The company now has more than 10 maintenance service engineers to carry out life-long service for the equipment purchased by the Buyer. The customer can contact them at any time for 24 hours a day. After receiving the user's fault notification, the after-sales personnel shall respond within 2 hours. The customer can reach the site of the customer within 12 hours after receiving the request of the customer phone, and timely remove the fault and restore the production.