本周40股累计涨幅超30%，最牛股涨近75%

Group 1 - A total of 40 stocks have increased by 30% this week, with the largest increase being 74.8% for Guangdao Tui [1] - Antong Holdings, Jiamei Packaging, Shenjian Co., and Shengtong Energy have all seen cumulative increases of over 60% this week [1] - The machinery equipment industry leads with 6 stocks among those that increased over 30%, followed by the construction decoration industry with 5 stocks [1]