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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. The warranty period is for 2 years for led lamps , 1year for full set .,

After-sale service

1.Repairing service

During the warranty period, we will repair the equipment units free of charge unconditionally, if the deficiency caused by product quality problem or installation. We take no responsibility if the failure coursed by disobeying operation regulations of the clients or under the irrevocable exterior factors stipulated by our country.
We promise a follow-up service for the life time of the equipment. When the warranty expires, we can continue to provide maintenance service for whole life of the equipment, and certain service fee will be charged.
We can give the quick response for unit repairing and promise to complete repairing within 3 days after we receive the units. We can also dispatch engineer to site to support serious system deficiency on the request of the customer. The customer will charge of the flight tickets ,meal ,hotel .safety ¡­¡­..

2.Software updating service

After our customer purchases our LED electronic display, we will also provide our customer with the service of software updating free of charge. Our customer can download the new version from our website or by e-mail.


The purpose of training is to give the system operator a full training course so as that he can skillfully control the system and handle some basic malfunctions or system failure in the future operation. The training course is divided into two phases, with one trainee will be trained. The two phases of the training is as follows:

1. Factory training with the following courses:

- Basic computer knowledge
- Basic LED knowledge
- LED hardware structure and working principle
- Screen programming and play software, control software and other working system operation, match software and manipulation
- System daily maintenance and safety regulations

2. On-site training:

We can give our customer on-site training if it is required. This training is emphasized on training operator¡¯s manipulation of system and problem disposal, the main content of the training includes:

- The installation of system software
- The function of apparatus in system and the method of right usage.
- The inspection, adjustment and test of apparatus and the measurement tools in common use and instrumental usage.
- The apparatus touch earth and thunder protection
- The daily maintenance of display information
- Ordinary software and hardware malfunction disposal
- The maintenance of apparatus
- Attend installation

The training place will be the installation site, and the training content will go along with the installation, debugging and test of the system. System operators are required to join in the installation and debugging of the system.


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