Xiaomi Automobile Technology Co., Ltd. has applied for a patent named "Non-heat-treated aluminum alloy and processing method, automotive die-casting parts and vehicle terminal", with publication number CN117327949A, filed in October 2022. The patent abstract shows that it involves a non-heat-treated aluminum alloy and its processing method, automotive die-casting parts, and vehicle terminal. The component materials of this non-heat-treated aluminum alloy include aluminum, iron, silicon, copper, magnesium, manganese, titanium, carbon, and boron elements. Among them, titanium, carbon, and boron elements are used to refine the coarse pre-crystalline α-AL structure generated during the casting process, improve the structure of the non-heat-treated aluminum alloy, and enhance its mechanical properties.