On February 9, the domestic memory sector delivered a strong performance, with the A-share memory chip segment rising by 2%. Montage Technology’s A-share closed at 173.45 yuan, up 6.06%, while it soared 64% in Hong Kong debut. GigaDevice’s A-share gained 6.09% and its H-share rose 11.43%, benefiting from the accelerated substitution of domestic DRAM products. Longsys and BIWIN also advanced by 2.07% and 2.55% respectively, highlighting the high prosperity of the domestic memory industry chain.