Group 1: Business Performance - The gross margin difference between incremental and stock business is significant due to different pricing mechanisms and purchasing entities [2][3] - Incremental business pricing is primarily determined by project bidding results, while stock business pricing is negotiated with end-users [2] Group 2: Product Application - The company's mechanical seal products are mainly used in rotating equipment, and there is currently no identified demand for mechanical seals in the nuclear fusion sector [2] Group 3: Mergers and Acquisitions Strategy - Mergers and acquisitions are a long-term strategy for the company, focusing on high-risk investments without short-term targets [3] - The company emphasizes the importance of integration post-acquisition, having developed a suitable integration plan through experience from four previous acquisitions [3] - The company aims to maintain long-term relationships with suitable acquisition targets and will prioritize core competencies in the sealing industry for any cross-industry mergers [3] Group 4: Capacity Investment - The input-output ratio for newly added equipment in the mechanical seal sector is approximately 1:10, excluding land and factory costs [3]