Asian technology stocks kicked off the year with fresh gains, led by chipmakers and artificial intelligence-related names. Yet investors are growing more wary that the sector’s powerful rally may be entering a more volatile phase. South Korea’s Kospi Index rose to a record after Samsung Electronics Co. climbed to an all-time high, while a gauge tracking Chinese tech shares listed in Hong Kong surged as much as 4.3% amid enthusiasm over AI-related listings and progress at DeepSeek. Chipmakers across the re ...