突然拉升！涨停！

Group 1: Market Overview - The People's Bank of China conducted a 7-day reverse repo operation of 448 billion yuan at an interest rate of 1.40% on May 27, with 357 billion yuan of reverse repos maturing on the same day [1][5] - A-shares opened slightly lower but showed signs of recovery, with the Shanghai Composite Index fluctuating and turning positive [5][6] - The consumer sector, particularly food and beverage, showed initial strength, while the pharmaceutical sector rebounded [6][12] Group 2: Pharmaceutical Sector - The pharmaceutical and biotechnology sector experienced a partial rebound, with notable stocks such as Longshen Rongfa hitting the daily limit, and Sanofi Guojian rising over 10% [12][13] - Hong Kong pharmaceutical stocks also saw gains, with notable increases in companies like CSPC Pharmaceutical and China Biologic Products [8][14] Group 3: Nuclear Power Sector - The nuclear power sector continued its recent strong performance, with stocks like Shangwei Co. and Rongfa Nuclear Power achieving multiple consecutive gains [9][11] - Recent reports indicate a positive outlook for the controllable nuclear fusion industry, driven by favorable policies and increased financing [11] Group 4: Food and Beverage Sector - The food and beverage sector saw a surge, with stocks like Kuaijishan and Junyao Health achieving significant gains [15][16] - Kuaijishan's market capitalization surpassed that of Guyue Longshan, establishing it as a leading player in the yellow wine industry [15] Group 5: Cultivated Diamond Sector - The cultivated diamond sector experienced a sharp rise, with stocks like Huanghe Xuanfeng and Huifeng Diamond hitting the daily limit [17][18] - Huanghe Xuanfeng announced a partnership to establish a joint venture focused on advanced semiconductor materials, which is expected to enhance the development of high-performance thermal materials [19]