603616，火速问询！

Group 1 - The core point of the article is that Han Jian He Shan plans to acquire 99.9978% of Xingfu New Materials, marking its entry into the PEEK intermediate sector through a significant asset restructuring and related party transaction [1][4] - Xingfu New Materials, established in July 2014, focuses on the research, production, and sales of aromatic products, including PEEK intermediates, pesticide and pharmaceutical intermediates, and PEEK purification [1][4] - The company has signed a listing guidance agreement with CITIC Construction Investment in December 2023, aiming for a listing on the New Third Board by September 2024 [1] Group 2 - Xingfu New Materials experienced significant revenue fluctuations, with a revenue of 401 million yuan in 2024, down 34.13% year-on-year, and a net loss of 736,700 yuan, a decline of 100.54% [2] - In 2025, the company reported a revenue of 386 million yuan and a net profit of 10.09 million yuan, marking a staggering year-on-year increase of 1469.86% [2] - Han Jian He Shan's traditional business includes the research, production, and sales of prestressed concrete pipes and reinforced concrete drainage pipes, primarily used in water conservancy projects [4] Group 3 - Following the acquisition, Han Jian He Shan aims to integrate Xingfu's aromatic compound business to transition from traditional building materials to high-tech specialty engineering materials, enhancing its revenue structure and sustainability [4] - The Shanghai Stock Exchange has issued an inquiry regarding the significant performance fluctuations of Xingfu New Materials and other related issues [8] - Prior to the suspension, Han Jian He Shan's stock price reached 6.23 yuan per share, with a 10.07% increase, resulting in a total market value of 2.438 billion yuan [10]