We offer AR-based holographic services and products to cater to our customers’ needs, all centered upon providing an innovative, immersive and interactive holographic AR experience for our customers and end users. “Customers” are those who have entered into contracts with us and used our services pursuant to such contracts during the relevant period. Currently, our offerings consist primarily of (i) holographic AR advertising services and (ii) holographic AR entertainment products. During the three months ended March 31, 2019, approximately 80.3% and 19.7% of our revenues were generated from our holographic AR advertising services and holographic AR entertainment products, respectively. In the year ended December 31, 2018, approximately 80.5% and 19.5% of our revenues were generated from our holographic AR advertising services and holographic AR entertainment products, respectively. In the year ended December 31, 2017, approximately 69.3% and 30.7% of our revenues were generated from our holographic AR advertising services and holographic AR entertainment products, respectively.