Core Viewpoint - The report from China Merchants Securities initiates coverage on Xianruida Medical-B (06669) with a "strong buy" rating, highlighting the company's innovative capabilities and product strength, as well as the performance certainty brought by the collaboration with its controlling shareholder, Boston Scientific, in overseas expansion and new product development [1]. Company Overview - Xianruida is a leading domestic innovative medical device platform focused on providing comprehensive vascular intervention solutions, having launched the first knee and below DCB products in China, and is positioned at the forefront of the peripheral intervention field [2]. Technology and Product Development - The company has been engaged in the R&D of PTA and DCB products since 2011, establishing a multi-technology platform that includes drug-coated technology, radiofrequency ablation technology, polymer material technology, and aspiration platform technology, achieving a comprehensive layout in vascular intervention with over 30 listed products by H1 2025, covering vascular surgery, cardiology, nephrology, and neurology [3]. Product Portfolio and Growth - The company has built a "pyramid" product group since the launch of its core knee DCB product in China in 2016, leading to steady revenue growth: 1. Mature products, including DCB and PTA balloons, are the main revenue sources, with the company holding the top market share in the domestic peripheral DCB sector and securing multiple procurement bids [4]. 2. Growth-stage products, such as peripheral aspiration systems and radiofrequency ablation systems, are in early volume expansion and are expected to contribute significantly to future revenue growth [4]. 3. The pipeline includes in-development projects like lower limb rapamycin DCB and IVL systems, covering mainstream departments and serving as a core source for medium to long-term growth [4]. Collaboration with Boston Scientific - In February 2023, Boston Scientific became the controlling shareholder of Xianruida with a 65% stake and signed a memorandum of understanding in June 2023. A new three-year cooperation agreement was signed for 2026-2028, which includes: 1. Global commercialization, sharing Boston Scientific's global channel resources, with projected sales to Boston Scientific capped at $30 million, $62 million, and $78 million for 2026, 2027, and 2028 respectively [5]. 2. Product manufacturing, providing OEM services with projected transaction amounts of $1 million, $1 million, and $3 million for the same years [5]. 3. Product R&D, with mutual support and CSO services [5].