What is multi-busbar (MBB) technology for solar cells? Photovoltaic multi-busbar technology (MBB) is a method to improve the design and manufacturing of solar cells. It improves the performance and efficiency of cells by adding more busbars on the surface of the cell. Traditional solar cells usual

(I) P-type solar cell technology route 1. BSF technology is aluminum back surface field, aluminum back surface field passivation technology, with a conversion efficiency of less than 20%. In 2015, it was the mainstream cell technology in the photovoltaic industry and occupied 90% of the market. Du

Q: Are you trading company or manufacturer ?A: We are factory. Q: Do you provide samples ? is it free or extra ?A: Yes, we could offer the sample to test with reasonable charges. We can send the sample to you by express like DHL or UPS,normally you can receive the sample in one week. Q: What is your