Professional service guarantees 

Through on-line service, our technical experts provide professional guidance to technician on field. 

Attentive customer visits and satisfaction survey 

In order to understand the status of the equipment running and enhance our communication, FERDLIS periodically conduct satisfaction survey to know your needs more and provide service better. 

• Comprehensive training 

Professional engineers carry out training of equipment performance, installation, commissioning, operation and maintenance to users, installers, dealers.

• After-sales service

We provide timeliness service 24 hours per day through our professional offices covering major cities in the country.

• Customer complaints handling

We set up a special customer complaints handling team to effectively solve customer’s problems.

• Phone satisfaction survey

We keep improving after-sales service through our regular telephone satisfaction survey.

• Customer satisfaction survey

We also carry out satisfaction surveys to improve customer satisfaction after our each maintenance.

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