Xiaomi has 16,700 employees worldwide. It has expanded to other markets including Greater China, Singapore, Japan, South Korea, Russia, South Africa and most countries and regions in Southeast Asia and Europe. According to "Forbes", Lei Jun, the founder and CEO, has an estimated net worth of US$12.5 billion. Xiaomi is the world's 4th most valuable technology start-up after receiving US$1.1 billion funding from investors, making Xiaomi's valuation more than US$46 billion. Ranked 468th, Xiaomi is the youngest company on Fortune Global 500 list for 2019. In 2019, Xiaomi's mobile phone shipments reached 125 million units, ranking fourth globally since 2018. The company has been listed on the Hong Kong Stock Exchange since 2018.