计算机ETF（512720）近10日资金净流入超2亿元，测试设备步入国产替代突破的进阶期

Group 1 - The computer ETF (512720) has seen a net inflow of over 200 million yuan in the past 10 days, indicating a significant investment interest in semiconductor testing equipment as it enters a critical phase of domestic substitution breakthroughs [1] - The semiconductor testing equipment industry is experiencing a cyclical recovery and structural upgrade, driven by three main factors: AI computing power, advanced packaging, and automotive electronics, leading to a period of simultaneous increase in both volume and price [1] - The complexity of AI computing chips has resulted in an exponential increase in testing vector depth, significantly extending the testing time per chip and driving demand for testing machines [1] Group 2 - The demand for testing equipment is further amplified by the extreme requirements for active thermal management and signal integrity posed by kilowatt-level power chips, increasing the value of each machine [1] - Advanced packaging has made KGD testing a necessity, pushing testing nodes forward, while heterogeneous integration is driving demand for system-level testing beyond traditional ATE processes [1] - The number of automotive electronic chips has doubled, and the stringent AEC-Q100 standards for thermal cycling tests have rigidly expanded the demand for thermal cycling testing equipment [1]