Borun ( Borun Chemical) is the professional manufacturer of Perovskite Solar Cell (Perovskite precursors-ammonum salts ans hole transport material and dioppants),Organic Optoelectronic Material (OPV) , silver nanowires, PEDOT:PSS Conductive Ink and Graphene, products are mainly used in perovskite solar cell, Roll and Roll OPV, 3D touch sensor, FLEXIBLE amoled touchdisplay and Foldable touch panel ect.