On December 10, Ge Long Hui reported that Jiangsu Rainbow Heavy Industries recently filed a lawsuit against Wang Chunshan, the party responsible for performance compensation, in the Intermediate People's Court of Nantong City, Jiangsu Province, which has been accepted. It is worth mentioning that Jiangsu Rainbow Heavy Industries had previously received an inquiry letter from the China Securities Investor Services Center, requesting the company to explain the specific measures taken to address the unmet performance commitment for the year 2023 and the current progress, as well as the reasons for not taking judicial measures for recovery. According to the announcement, on February 20, 2019, Jiangsu Rainbow Heavy Industries purchased 73.36% equity of Hubei Zhongyou Youyi Eco-friendly Concept Technology Co., Ltd. (hereinafter referred to as "Zhongyou Eco-friendly Concept") through share issuance, with an equity transfer price of 0.99 billion yuan, and the counterparty included Wang Chunshan and 9 other individuals and enterprises. On the same day, Jiangsu Rainbow Heavy Industries signed a Performance Compensation Agreement with the performance committer Wang Chunshan, and subsequently, the two parties signed two supplementary agreements. Wang Chunshan, as the performance committers, promised that the symbol company's net income (calculated based on the lowest of excluding non-recurring gains and losses) for the years 2019 to 2023, audited by a qualified accounting firm in compliance with the Securities Law, would not be less than 0.13 billion yuan, 50 million yuan, 0.16 billion yuan, 0.19 billion yuan, and 0.218 billion yuan respectively.