40w polycrystalline solar panel wholesale for solar plant

◪   The power shall not decline more than 10% within 10 years, and the product shall have a service life of 25 years

◪   The product complies with the requirements of eu WEE directive and ROHS directive,

      and has passed the professional authority test certification (SGS,UL, CE, 、TüV）

①   Any large or small on-gird or off-gird solar power stations

②   Commercial and industrial building roof-top systems

③   Residential roof-top systems

④   Any commercial or industrial ground mount systems

⑤   For solar pump system

⑥   For solar street lights, garden lights, wall lights, solar lanterns and so on

①   We must choose regular manufacturers with complete qualifications and good reputation.

       It is better to visit the factories in the field, so that the quality can be guaranteed.

②   Look at the conversion rate of panels and select auxiliary materials, such as glass, EVA and profile of outer frame.

③   See the quality of the border, is not strict rectangular, error is not large.

♦    We must choose regular manufacturers with complete qualifications and good reputation.

      Our company provides operating instructions to ensure users can use our products correctly.

♦     Quality is the life of enterprise, service is the continuation of life;

      Customer demand is our demand, "quality first, customer first",

      for domestic and foreign customers to provide sound quality technical services.

♦    There are other specifications for our products to choose from.