Global smartphone shipments remained almost flat with 0% annually in Q4 2019. China posted annual negative growth again while India and Russia registered double-digit growth YoY. Samsung became no.1 smartphone vendor in the majority Seven countries while Apple became no. 1 vendor in Six countries. Huawei and Xiaomi kept no.1 in China and India respectively. Our extensive report tracks the world's 25 leading smartphone vendors' shipments and marketshare across 15 major countries worldwide from Q1 2012 to Q4 2019. The 15 countries tracked account for 7 in 10 of all global smartphone volumes. Countries covered include: Brazil, Canada, China, France, Germany, India, Italy, Japan, Mexico, Russia, South Africa, South Korea, Spain, UK, and the United States.