Puya Semiconductor (Shanghai) announced on September 15, 2025, that it will acquire a controlling stake in Zhuhai Noah Changtian Storage Technology through a cash deal, giving it indirect ownership of SkyHigh Memory (SHM). The planned acquisition expands Puya’s non-volatile memory portfolio by adding 2D NAND and derivative products to its established NOR flash, EEPROM, and MCU businesses, creating a more complete product lineup.