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Service Tenet

Fast, Accurate, Professional, Considerate

Service Aim

What you think of, We do it for you; What you never think of,We consider it for you in advance.

Pre-sale Service

1.On-site investigation,provide project effect design and customized the best display solution;

2.Provide all the service and question answering of our LED screen products."

Sale Service

1.Strictly inspection by our engineer after QC inspection before shipping,to make sure product quality is on the best situation.

2.Provide professional on-site installation technical instruction ,site debugging,product training and maintenance service according to the contract.

3.Provide full set of hardware and software training for your engineer to master the operation and maintenance.

After Sales Service


Provide all free replacement or maintenance(free for labor & material & management and financial etc)if there is product problem within warranty period(With the exception of man-made destruction or force majeure such as natural disasters).

2.Real-time communication service:

You can obtain technical support service by telephone,e-mail and other instant communication tools or remote assistance if there is any problem during usage.

3.The hardware and software upgrade service:

We will provide free life-long software application system maintenance and upgrade (including labor);you can contact our technical engineer or sales engineers if you have the hardware upgrade requirement, we will provide you the most favorable hardware upgrades service.

4.The annual inspection service:

We will provide you comprehensive maintenance of the led screen two times per year and we can provide the operation and maintenance training to your engineers according to your requirement.

5.Live support for big event

You can contact us in advance if you have big event and need live support.Engineer could be assigned to offer on-site support upon your requirements.

Other service

1.After warranty period,We will still provide life-long maintenance ,and only charge for material cost and labor cost.

2. We can provide effective service according to mutual agreement if there is problem with your LED screen which is not bought from us.

Our promise

1.One year warranty period

2.Product life span is 100000 hours,the screen body aging not exceed 0.01%;

3.Reply customer’s question within 1 hour during working time;

4.24 hours Online service;

5.Provide 7×24 hours live support for serious malfunction,5×8 hours live support for normal malfunction;

6.Telephone investigation after 1 month of the project installation.

Contact Form

Hunan Yestech Optoelectronic Co., Ltd.


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