Group 1 - The core viewpoint of the news is that Hefei Changqing Machinery Co., Ltd. has applied for a patent for a multi-station ultrasonic vibration cutting workbench designed for automotive parts processing, which aims to improve processing efficiency through innovative design [1][2]. Group 2 - Hefei Changqing Machinery Co., Ltd. was established in 1988 and is primarily engaged in the automotive manufacturing industry, with a registered capital of 2,379.55857 million RMB [2]. - The company has made investments in 25 enterprises and has participated in 5,000 bidding projects, indicating a strong presence in the market [2]. - The company holds 670 patent records and has 13 trademark records, showcasing its commitment to innovation and intellectual property [2].