In terms of quality, the components on the market are almost the same now, but the cost performance of Ma Run is really high, and the price of the second line is the quality of the first line.

I learned from a friend's project that Ma Run Solar still has three promises to customers who buy components, and will face a maximum fine of ten times, which I have never seen among component manufacturers in the market.

I think it is trustworthy for customers to have such a commitment.