On April 27, 2026, Lei Jun, the CEO of Xiaomi, made an announcement at the Investor Day, revealing that the shipment volume of Xiaomi's self-developed 3nm flagship chip, the Xuanjie O1, had exceeded 1 million units. This achievement signifies a significant milestone in Xiaomi's technological advancements. Launched in May 2025, the Xuanjie O1 chip stands as the first self-developed 3nm process mobile System on Chip (SoC) in mainland China. It boasts an impressive integration of 19 billion transistors and adopts a 10-core, 4-cluster architecture, setting a new benchmark in chip design.

The Xuanjie O1 chip is primarily featured in three cutting-edge terminal devices: the Xiaomi 15S Pro, the Pad 7 Ultra, and the Pad 7S Pro. These devices showcase the chip's exceptional performance and versatility. Furthermore, Lei Jun disclosed that future iterations of the Xuanjie chip will be incorporated into Xiaomi's vehicle lineup, paving the way for a seamless and fully integrated ecosystem that spans people, vehicles, and homes. This vision aligns with Xiaomi's commitment to creating a connected and intelligent lifestyle for its users.

According to Tianyancha, a leading Chinese business information platform, Xiaomi Technology has registered multiple trademarks related to "Xuanjie," demonstrating its strategic focus on protecting its intellectual property. Additionally, Beijing Xuanjie Technology Co., Ltd. has secured the copyright for the artistic work titled "Visual Design of Xiaomi XRING O1 Chip," further solidifying Xiaomi's position in the competitive tech landscape.