How can I choose the professional street light manufacturer?

How can I choose the professional street light manufacturer? 1. Engaged in the solar street light business experience is more than three years; 2. Have professional skills, team ( Team planning to ensure that more than 3 people) ; 3. For solar system research thoroughly enough, LED street light, is

how to choose the professional street light manufacturer?

　　1. Engaged in the solar street light business experience is more than three years;

　　2. Have professional skills, team ( Team planning to ensure that more than 3 people) ;

　　3. For solar system research thoroughly enough, LED lights, can display equipment calculation process, how to obtain a constant equipment, and whether through experimental verification;

　　4. The main components of solar street lamps, such as the controller, battery, solar cell components, LED lights, are related functional testing, horizontal contrast test, conversion efficiency test, etc. , can display the corresponding test report;

　　5. Can independent research and development of new products.