Group 1 - The domestic semiconductor backend testing equipment market has significant room for domestic production improvement, with the localization rate for storage testing machines expected to be only 8% by 2025 and around 9% for SOC testing machines by 2027 [1] - The complex structure design of AI chips and HBM introduces new testing requirements, as AI chips typically use advanced processes and have complex functions, leading to longer testing times and higher precision demands; HBM requires new testing phases such as KGSD testing due to its multi-layer DRAM stacking structure [1] - Driven by strong downstream demand, the domestic testing equipment market is expected to grow steadily, reaching a scale of 26.74 billion yuan by 2027, with testing machines accounting for 61.9% of the core equipment [1] Group 2 - The consumption electronics ETF (561310) tracks the consumption electronics index (931494), which selects listed companies involved in the manufacturing of consumer electronics such as smartphones and wearable devices from the A-share market to reflect the overall performance of related listed companies [1] - The consumption electronics index exhibits high growth and volatility characteristics [1] - Investors without stock accounts can consider the Guotai Zhongzheng Consumption Electronics Theme ETF Initiated Link A (014906) and Guotai Zhongzheng Consumption Electronics Theme ETF Initiated Link C (014907) [1]