Group 1 - The core viewpoint of the news highlights the recent investigation by well-known private equity and investment firms into a listed company, specifically focusing on the advancements and challenges faced by the company in the high-end equipment manufacturing sector [1] - The company, Rifa Precision Machinery, has developed CNC grinding equipment for screw and nut processing, showing progress in market expansion but has not yet achieved sustained capacity release [1] - The company plans to focus on the development of high-end equipment manufacturing in the coming years, aiming to create more niche markets [1] Group 2 - The private equity firm, Beijing Heju Investment Management Co., Ltd., was established in 2009 and has managed multiple private equity products, being one of the first special members of the China Securities Investment Fund Association [2] - The investment team at Heju consists of professionals with over ten years of experience from well-known securities research and investment institutions, emphasizing a proactive management style and a steady investment approach [2] - Heju Investment has received multiple industry awards, including the "Golden Bull Award" for private equity management companies, reflecting its strong governance structure and commitment to professional investment practices [2]