Sec Electric Machinery issued a public announcement on abnormal fluctuations in stock trading, with the company's latest rolling pe ratio at 347.13 and the latest pb ratio at 5.06, significantly higher than the industry average level. According to the disclosed detailed equity change report of Highland Resources for Sec Electric Machinery and the confirmation by Highland Resources, Highland Resources and its affiliates do not have a plan to inject their assets business into the listed company through restructuring and listing in the next 12 months.