亚钾国际60岁董事长郭柏春被逮捕！他曾任副市长，去年在境外落网被遣返回国

Core Points - Guo Baichun, the chairman of Yara International, has been arrested on charges of embezzlement and abuse of power, which is unrelated to the company's operations [1][2] - The company has experienced a significant change in its major shareholder, with Huineng Group becoming the largest shareholder after acquiring shares from China Agricultural Materials Group [1][4] Group 1: Arrest and Legal Proceedings - Guo Baichun was arrested by the Yinchuan People's Procuratorate for suspected embezzlement and abuse of power, following an investigation by the Ningxia Hui Autonomous Region Supervisory Commission [2][3] - Guo Baichun, aged 60, has a background in economics and previously served as the vice mayor of Yinchuan [2] - The case against Guo is currently under further investigation [2][3] Group 2: Company Performance and Shareholder Changes - As of August 19, Yara International's stock price has increased by 52.58% year-to-date [4] - The company expects to achieve a net profit attributable to shareholders of between 730 million to 930 million yuan for the first half of the year, representing a year-on-year growth of 170% to 244% [4] - The change in major shareholders did not result in a change of control for Yara International, which remains without a controlling shareholder or actual controller [5]