Yingli Partners with ECN and Tempress to Facilitate Mass Production of IBC n-type solar cells Updated On Tue, Apr 4th, 2017 by Saurenergy The production of IBC cells in Yingli’s industrial pilot line proves that the commercial production of efficient IBC n-type solar cells is feasible on short term. Yingli Green Energy has announced that it has produced the first interdigitated back contact (IBC) n-type solar cells based on 6-inch wafers at an industrial pilot line within […] Read more