*ST精伦(600355.SH)：上半年净亏损2044.44万元

Group 1 - The core point of the article is that *ST Jinglun (600355.SH) reported a 23.45% increase in operating revenue for the first half of the year, amounting to 82.66 million yuan compared to the same period last year [1] - The company experienced a net loss of 20.44 million yuan attributable to the parent company, primarily due to insufficient gross profit to cover operating expenses, leading to the loss [1]