The professional engineering after-sales service department is composed of senior engineers and technicians of the industry to provide customers with fast-response professional services.
Provide a 7x24-hour emergency hotline, and send engineers to the scene to solve the problem according to the failure situation, and arrive within 24 hours in the province and 48 hours outside the province.24-Hour Duty Tel:13923203927
Telephone Consultation: provide 5x8 hours technical consultation.
Tel: 13925910307
Email Consultation: response to email consultation within 24 hours,
Reply within 48 hours. Email: ef@haday.cn
The engineering after-sales service department has dedicated persons to supervise and manage all customer service work, and pay regular return visits to obtain service feedback to improve service quality.
