Service Principle:

Top vision Optoelectronic is recognized locally and abroad for its engineering and technical capabilities in the design and installation of LED screen products. We understand that our customers need our Before-Sales Service, In-Sales Service and After-Sales Service and technical support; therefore, we have to put ourselves in the minds of the consumer and give them timely action.

Guarantee:

1.We guarantee that the products we provide are brand new, complete and unused.
2. In order to support the operation and maintenance of the contracted products, the technical materials we provided are complete, clear and correct.

Pre-sale service:

When the customers need 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. 
Installation and debugging

1.Our Company will send professionals to conduct site installation and debugging in strictly accordance with the requirements of the schemes and the original manual. If there is any special situation, it is necessary to make changes of part installation scheme, we will coordinate with users. Our company will ensure the consistence of completion time and contracted time. If because of nature or other reason of users, the two parts will discuss and solve the problems.
2. Debugging standard: take the predetermined standards of the manual of our company.

Training

Our Company will train the users based on the manual, system use guide and maintenance guide. The training include system use, system maintenance and equipment protection.

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 screen 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 products’ 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 software. For the hardware equipment, we only collect expenses on components.
5. After-sale service: regular maintenance, revisit, enquiry for comments, improvement.