After-sales service
          
          
          
Customer demand response
※ Quick response 
※ Professional 
※ Efficient 
※ Flexible 
On-site service 0-1-3 system customer complaint procedures
※ Communicate with customers within the day of receiving customer information. 
※ Within 24 hours of receiving customer information, arrive at the customer site for confirmation. 
※ Within 3 working days of receiving customer information, start to implement corrective actions and 8D analysis report, root cause analysis and improvement measures will be sent to the customer.