Net sales for the twelve months ended December 31, 2018 increased 295.1% to $20,072,236 as compared to $5,080,391 for the twelve months ended December 31, 2017. This increase is largely the result of the launch of our Glasses Free 3D Mobile Displays for smartphones and tablets utilizing the screen film and software technology we developed.
Net sales for the six months ended June 30, 2019 were $92,692,830 compared to $9,624,790 for the six months ended June 30, 2018. This significant $83,068,040 increase largely attributable to the sales of our silencer/muffler. No sales of this product were made during the six months ended June 30, 2018.