LeSoleil builds and sells turnkey production lines for the manufacturing of CIGS (Copper Indium Gallium  Selenide) thin-film solar cells and modules. The front end workcell is where the LeSoleil high-efficiency solar cells are manufactured using equipment such as roll coater and sheet-to-cell feeder and cell laminator. LeSoleil front end workcell  is the most efficient continuous “Roll to Cell” process.  The back end workcell is where the solar cells are assembled into standard and customized solar modules using equipment such as cell layup robot machines, bus bar stations and module laminators.  LeSoleil also provides test equipment to ensure the quality of the modules.