16bit color 6mm indoor led rotating advertising billboard for stadium     

About Haisheng:

Shenzhen Haisheng Optoelectronic CO., LTD is a professional LED display, HSTV manufacturer. 
It is a high technology which is specialized in researching, designing, manufacturing and exporting 
all kind of LED products. We have our own professional R&D department, engineers, sales department, 
experienced QC and workers.

Currently we design and produce our new type of products, such as HSTV, double
sided led display, one whole body outdoor advertising led display, one whole body led window display.

We focus on looking for the best solution for every customer’s projects and also glad to see that we receive good feedback and win long term relationship. Win-win business is what we pursue all the time.

Advantageous descriptions:
1. professional technical support + quality promise
2. CE ROHS FCC ISO9001 certificate
3. Alibaba + TUV assessment supplier approved
4. 2 year waranty + 1 set of spare part for free

Basic promise from Haisheng:
A: Full automatic production to control our high quality, best color consistency and get better performance.
B: Energy saving, low power consumption and long lifespan 100,000 hours (about 10 years).
C: We guarantee that the equipment we provide are brand new, complete and unused.
D: Good heat dissipation capability and high waterproof because of the unique design of vent fan (like shutter).
E: Our quality control throughout every process from materials-production- test-package-delivery

After sale service:

1) Guidance service: We can guide on line if customers have questions about the installation and usage.

For large project, we provide your engineer a week free training, or if customer could bear the relevant cost, our engineer can go to customer’s country for on-site guidance.

2) Warranty period: 2 years after shipment.

3) Maintenance principles: response in time, solve problems as soon as possible and ensure the use.

4) Maintenance terms: In the Maintenance period, free of all maintenance charges. 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.After Maintenance period, only charge the material costs free of manual work fees.