LED displays Guarantee:
1.We guarantee that the equipment we provide are brand new, complete and unused.
2.In order to support the operation and maintenance of the contracted equipments, the technical materials we provided are complete, clear and correct.
3.All our product will provide at least two years’ guarantee.

LED displays Pre-sale service:
When the customers need to design schemes, please call us. Our design personnel will provide professional technical schemes for free based on the detailed investigation and study on the construction site and product design.

LED displays Installation and debugging:
1.Install and debug the display at locale(or technology coach and monitor). 
2.Train the people to install, operation and maintain free of charge.
3.Offer the counseling service of LED display free of charge.
4.Advice/Helpline: +86-755-29929878
    Email: service2@lightking.hk
 Debugging standard: take the predetermined standards of the manual of our company.

Training:
We will offer best integrity and normative technology training, products application manual, software operation manual and other documents, so let the user learn quick and maintenance convenient.The training include system use, system maintenance and equipment protection

LED displays Maintenance:
1.Maintenance principles: response in time, solve problems as soon as possible and ensure the use.
2.Maintenance period: In the Maintenance period of the LED dispaly body, free of all maintenance charges; After Maintenance period, only charge the material costs fees free of manual work fees.
3.Maintenance scope:
If the users find any problem that cannot be solved, please contact with Our company by phone and fax, we will response as soon as possible, and recover in 24 hours. In order to shorten the maintenance time, our company will deploy some spare parts such as power and chips etc.
Under normal use and storage, our company will be responsible for the equipments. If there is any failure in product quality, Our company will maintain and change the components for free. In the Maintenance period, if the equipment cannot work in a right way, users should hand in detailed written report to state the details of the problems.
4.After the completion of the project, we will conduct life maintenance of the system continuously and perfect the system and update the and software. For the hardware equipment, we only collect expenses on components.
5.After-sale service: regular maintenance, revisit, enquiry for comments, improvement.