LONGI SOLAR 550W HI-MO PANEL, HALF CELL, 144 CELLS (6 X 24)LONGi's high efficiency PV modules are widely used all over the world, from alpine grasslands to desert wastelands, and from ponds and vegetable beds to household dwellings. LONGi's ultra high value PV module products continue to benefit customers and local economy with its advantages of "higher power, lower degradation and higher reliability". Smart Soldering Uniform smart soldering increases the power and efficiency of the module, and improves the