Soltec OPREA SeriesHuzaifaFebruary 13, 2019 Soltec ARM SeriesHuzaifaFebruary 13, 2019 Soltec OPF SeriesHuzaifaFebruary 13, 2019 Soltec ZINIA SeriesHuzaifaFebruary 13, 2019 Soltec WIN SeriesHuzaifaFebruary 13, 2019 Soltec Customized ProductsHuzaifaDecember 3, 2018 Soltec MUP SeriesHuzaifaDecember 3, 2018 Soltec KLF SeriesHuzaifaDecember 3, 2018 Soltec KSK & KCV SeriesHuzaifaDecember 3, 2018