Core Viewpoint - The company Sierte (002538.SZ) is facing regulatory scrutiny from the China Securities Regulatory Commission (CSRC) due to suspected violations of information disclosure laws, leading to a significant drop in its stock price and market capitalization [1][2]. Group 1: Regulatory Issues - On September 1, Sierte received a notice from the CSRC regarding an investigation into potential information disclosure violations, resulting in a 7.71% drop in stock price to 5.03 CNY per share, with a total market value of 4.293 billion CNY [1]. - The company has previously been subject to administrative regulatory measures from the Anhui Securities Regulatory Bureau, which identified issues related to the authenticity of labor engineering business and cost accounting from 2021 to 2023 [2]. Group 2: Financial Performance - In the first half of 2025, Sierte reported revenue of 2.183 billion CNY, a year-on-year increase of 7.15%, while net profit attributable to shareholders decreased by 43.60% to 95 million CNY [4]. - The company cited rising international sulfur prices and increased procurement costs for sulfur, sulfuric acid, and potassium fertilizers as factors contributing to higher product costs and declining gross margins [4]. Group 3: Management and Governance - Two board members, Wu Yuguang and Zhu Keliang, expressed concerns about the accuracy and completeness of the half-year report due to ongoing investigations related to a case of suspected embezzlement involving a former audit department deputy [3]. - The company is involved in the research, production, and sales of various fertilizers, including compound fertilizers and new types of fertilizers [3].