3 POWERPAKS INTERNATIONAL LIMITED is a comprehensive and high-tech enterprise being engaged in the R&D, production and sales of solar power system and other solar products. With talented staffs and production lines, we have a monthly capacity of thousand units for all kinds of products, enabling us to meet your large OEM requirement. Also, the factory boasts to possess many national patents in line with the designing concept of easy usage, convenient maintenance and reliable quality, and passed ISO9001:2008.