Jiangsu Riying Electronics shareholder Han Yawei plans to reduce shareholding by no more than 0.8924%; Sitong Group incurred a net loss of 9.0847 million yuan in the first half of the year; *ST Zhongrun stated that as of the disclosure date, the company's overdue debt totaled 0.424 billion yuan; Shandong Humon Smelting reported a security accident resulting in multiple employee injuries.
