小米：小米15S Pro、平板7 Ultra、手表S4全部搭载自主研发设计的玄戒芯片

Group 1 - The core point of the article is that Xiaomi has launched new products, including the Xiaomi 15S Pro, Xiaomi Pad 7 Ultra, and Xiaomi Watch S4, all equipped with the company's self-developed Xuanjie chip [1] Group 2 - Xiaomi held a strategic new product launch event to celebrate its 15th anniversary [1] - The introduction of the Xuanjie chip signifies Xiaomi's commitment to in-house technology development [1] - The new products reflect Xiaomi's ongoing innovation in the consumer electronics market [1]