Gel battery automated production process, Short circuit test. 1. Through wall welding. 2. Heat sealed. 3.Test air tightness. 4. Note the positive and negative terminal glue. 5. Add colloid and fluidic acid. 6. Three days of charging plus 8 hours of rest
What happen if the solar system is not tested as a complete set running before shipment?
What is your maintenance rule?
what is 360° guarantee?
Why can't the solar system be connected properly even though with installation instructions?
How to solve the after-sales problems?
What is the difference between a supplier who sells products and a supplier who sells service?
TANFON Solar Manufacturer since 2007, Serving More Than 160 Countries, German Technology, Global Certification.
Tanfon solar's brand mission and origin
Successful feedback cases from overseas customers.
Tanfon solar supports distribution business plan all over the world
we will get back to you as soon as possible