5月十大牛股出炉：中邮科技逾157%涨幅问鼎榜首

Market Performance - As of May 30, the Shanghai Composite Index increased by 2.09% in May, the Shenzhen Component Index rose by 1.42%, and the ChiNext Index gained 2.32% [1] Top Performing Stocks - The top-performing stock in May was Zhongyou Technology, with a cumulative increase of 157.28%, driven by the dual forces of cost reduction and intelligent upgrades in the logistics industry [3][6] - Shutaishen ranked second with a cumulative increase of 145.37%, attributed to its innovative drug projects [3][7] - Wangzi New Materials achieved a 108.37% increase, with significant media attention on its involvement in controlled nuclear fusion [3][8] - Hezhuan Intelligent also saw a 108.16% increase, supported by its core component manufacturing capabilities for Tokamak devices in nuclear fusion applications [3][10] - Luqiao Information, a company listed on the Beijing Stock Exchange, experienced a 102.64% increase, focusing on information technology solutions in the transportation sector [3][11] - Chengfei Integration recorded a 99.52% increase, with its main business in automotive parts and tools [3][12] - San Sheng Guojian had a 99.45% increase, following a significant licensing agreement with Pfizer for its innovative drug [3][13] - ST Yazhen saw a 93.14% increase, linked to a change in its controlling shareholder [3][14] - Zhongzhou Special Materials, another controlled nuclear fusion concept stock, increased by 92.87%, although its products are not yet applied in that field [3][15] - Qifeng Precision Engineering, a military stock, increased by 90.58%, with a focus on aerospace and rail transportation markets [3][17]