Core Viewpoint - The sales of Zepzelca in the U.S. have surpassed those of Acala and Ibru, establishing it as the leading product in the BTK inhibitor market, prompting the company to raise its annual revenue guidance [1][4][7]. Sales Performance - In Q2, Zepzelca's sales in the U.S. reached $684 million, while Acala and Ibru generated $583 million and $543 million, respectively, marking year-on-year growth of 43%, 5%, and -9% [1]. - Zepzelca's quarterly sales in the U.S. converted to approximately 5 billion RMB, making it a standout among domestic innovative drugs [1]. - For the first half of the year, Zepzelca's global sales totaled 12.527 billion RMB, with U.S. sales accounting for 8.958 billion RMB, reflecting a year-on-year increase of 56.2% and 51.7%, respectively [9][11]. Revenue Guidance Adjustment - The company has adjusted its revenue guidance for the year from a range of 35.2 billion to 38.1 billion RMB to a new range of 35.8 billion to 38.1 billion RMB, increasing the lower limit by 600 million RMB [4][7]. Profitability - The company achieved its first quarterly profit under GAAP in Q1, with a total revenue of 17.518 billion RMB, a 46% year-on-year increase, and a net profit of 450 million RMB [9]. - The company has shown a significant turnaround in profitability, with a notable increase in sales across various markets [9][10]. Market Expansion - Zepzelca has seen substantial growth in Europe, with sales reaching 1.918 billion RMB, a year-on-year increase of 81.4%, driven by market share gains in major European markets [10]. - The company is also focusing on expanding its product portfolio beyond Zepzelca, with ongoing development of new products such as the BCL2 inhibitor [15][18]. Management Changes - A new regional manager, Sean Shan, is set to join the company, which may influence future domestic and international strategies [16]. Cost Management and Profit Margins - The company has raised its expected gross profit margin to a range of 80% to 90%, indicating anticipated growth in product sales and improved cost control measures [18][19].