宇鑫货币大宗交易成交400.40万元，买入营业部为光大证券股份有限公司厦门湖滨东路营业部

Group 1 - The core event involves a block trade of Yuxin Currency Exchange Co., Ltd., with a transaction price of 4.62 yuan per share and a total volume of 866,667 shares, amounting to 4.004 million yuan [1] - The buying brokerage was Everbright Securities Co., Ltd., while the selling brokerage was Industrial Securities Co., Ltd. [1] - Yuxin Currency's main business includes personal foreign currency exchange, electronic travel checks sales, and redemption services, with currency exchange being its primary product [1]