Q 1 : Do you have after-service ?
A: Yeah, Of course , We have it . Inquiry any question will be given feedback within 2hours on working time

Q 2 :If there is a quality problem, how to solve it ?
A: Firstly, Our products are produced in strict quality control system and the defective rate will be less than 0.1%. Secondly,
during the guarantee period, we will send replacements with new order for small quantity. For defective batch products, we will
repair them and resend them to you or we can discuss the solution including re-call according to real situation.
Q 3:Are you manufacturer or factory ?
A: Of course , We are manufacturer . I know that everyone will called himself manufacturer, But we are real one and working in factory , We can show you visit our factory by video chat anytime .

Q 4:How long is the warranty ?
A: : Your order products will be guaranteed for 5 years, and solar panel warranty is 25 years.Our all components have been chose
with best quality .
Q 5:What products you have ?
A: We produce lifepo4 cell, lifepo4 battery pack, hybrid inverter solar energy system for home and commerce,hybrid inverter.