LTE-Advanced handsets are gaining momentum across developed and technology-driven market such as the US, China, Japan and South Korea. In Q2 2018, China remained the biggest LTE-Advanced handset market, followed by the US and India. In terms of LTE-Advanced handset penetration out of total LTE handsets, South Korea posted the highest ratio, reaching almost 90%. Our HCST service starts to track LTE-Advanced handset volume and share by major vendors for five countries, the US, China, India, Japan and South Korea.