https://www.reuters.com/article/us-global-smartphones/samsung-takes-back-smartphone-crown-from-apple-xiaomi-surges-idUSKBN2CG0MW >Samsung Electronics Co Ltd snatched back the crown from Apple as the world's biggest smartphone producer, accounting for a fifth of overall global sales in the first quarter, market research firm Canalys said https://www.canalys.com/newsroom/canalys-worldwide-smartphone-market-Q1-2021.