Core Viewpoint - The company has officially become a supplier for VOLOCOPTER Technologies GmbH, providing development services for the XPro aircraft electric propulsion system [1] Group 1 - The announcement was made on November 20, indicating a strategic partnership with VOLOCOPTER [1] - The collaboration focuses on the development of electric propulsion systems, which is a growing segment in the aviation industry [1]

Core Insights - The company, Yingboer (300681.SZ), has officially become a supplier for Germany's VOLOCOPTER, providing development services for the electric propulsion system of the XPro aircraft [1] Group 1: Company Developments - Yingboer will supply development services specifically for the electric propulsion system of the XPro aircraft [1] - VOLOCOPTER focuses on the development of eVTOL (electric Vertical Take-Off and Landing) aircraft, aiming to provide innovative solutions for urban air mobility [1]