北交所行业周报：本周北证50继续领涨，交投活跃度持续上升，天工股份正式上市-20250519

Market Performance - As of May 16, 2025, the North Exchange 50 Index increased by 8.90% over the past month, 15.56% over the past three months, and 79.80% over the past year[1] - The average market capitalization of the 266 A-share constituent stocks on the North Exchange is 3.016 billion yuan[9] - The daily average trading volume for the North Exchange 50 was 34.684 billion yuan, up 11.45% from the previous week, with a turnover rate of 4.55%[22] Stock and Industry Trends - Out of 266 stocks, 179 rose, 87 fell, and none remained flat, resulting in a rise ratio of 67.29%, which is a decrease of 24.40 percentage points week-on-week[15] - The top five performing industries were non-ferrous metals (226.44%), transportation (74.60%), public utilities (10.56%), beauty care (9.32%), and food and beverage (8.85%)[19] - The bottom five industries included defense and military (−2.82%), computer (−1.26%), social services (−0.96%), electric equipment (−0.36%), and communication (0.27%)[19] New Listings and Company Insights - Tian Gong Co., Ltd. was listed on May 13, 2025, with a revenue of 801 million yuan and a net profit of 172 million yuan in 2024[26] - The company experienced a significant revenue increase of 170.23% in 2023, reaching 1.035 billion yuan, with a net profit of 170 million yuan[27] - Tian Gong's gross margin was 30.40% in 2024, an increase of 4.88 percentage points year-on-year, while the net margin was 21.78%, up 4.86 percentage points[27] Investment Strategy and Risks - The North Exchange 50 Index continues to lead the market, with a focus on companies with stable growth and reasonable valuations[3] - Recommended stocks include Tongli Co. (PE 10.72), Wuxin Tunnel Equipment (PE 20.10), and Kaide Quartz (PE 33.40) among others[4] - Key risks include systemic risks, reliance on imported technology and materials, policy risks, and potential underperformance of key companies[35]