长信科技获融资买入0.27亿元，近三日累计买入0.78亿元

Group 1 - The core point of the article highlights the financing activities of Changxin Technology, indicating a net sell-off in recent trading days [1] - On August 13, Changxin Technology had a financing buy amount of 0.27 billion, ranking 1218th in the market, with a financing repayment amount of 0.40 billion, resulting in a net sell of 12.42 million [1] - Over the last three trading days (August 11-13), the financing buy amounts were 0.22 billion, 0.29 billion, and 0.27 billion respectively [1] Group 2 - On August 13, the company had a short selling activity with 0.93 thousand shares sold and a net buying of 1.14 thousand shares [1]