Market Overview - The main board saw significant gains with notable stocks such as Yuyin Co. (+10.07%), Times Publishing (+10.02%), and Hengbao Co. (+10.00%) leading the charge [1] - The ChiNext board also performed well, highlighted by Xiongdi Technology (+13.22%) and Shangluo Electronics (+12.74%) [1] - The Sci-Tech Innovation board was led by Lais Information (+4.55%) and Gai Lun Electronics (+4.25%) [1] - The SW Education Publishing sector showed a slight increase of 0.64% [1] Domestic News - TSMC's subsidiary, Caiyu, is aggressively developing super-surface technology to enter the AR glasses market, aiming to expand its consumer product offerings and explore silicon photonics opportunities [1] - Unisoc launched a fully domestically produced enterprise-level PCIe 5.0 SSD, the Unisoc Flash E5200, featuring domestic main control chips and 3D TLC storage particles [1] - UMC announced its collaboration with Intel on a 12nm process, which is a key development plan expected to achieve mass production by 2027 [1] - ASE introduced a new chip-on-wafer bridge technology utilizing TSV to enhance I/O density and thermal performance, addressing increasing bandwidth demands [1] Company Announcements - Kangxi Communication reported a reduction in shareholding by a major shareholder, Pan Bin, who decreased his stake to below 5% by selling 2,293,073 shares [3] - Airong Software announced a cash dividend distribution of 1.50 yuan per 10 shares, totaling 31,332,495 yuan [3] - Huashi Technology received five invention patents for its independently developed products, with a patent term of 20 years [3] - Runze Technology disclosed a reduction in shareholding by major shareholders, who sold 2,457,300 shares, representing 0.1427% of the total share capital [3] Overseas News - New思科技 reported receiving a letter from the U.S. Department of Commerce regarding new export restrictions to China, prohibiting sales and access to certain services [4] - DRAMeXchange reported a significant increase in the average trading price of PC DRAM products, which rose by 27.27% in May [4] - TrendForce indicated that NAND Flash suppliers faced a 15% decline in average selling prices in Q1 2025, with total revenue for the top five brands dropping nearly 24% [4] - AMD plans to launch a new AI chip tailored for the Chinese market, based on the RDNA4 architecture, following Nvidia's similar move [4]

韩国浦项科技大学领导的研究团队开发出了一项突破性的超表面技术，能在厚度比人类头发丝还小的表 面上显示多达36幅高分辨率图像。这项研究成果发表在新一期《先进科学》杂志上。 ...