上交所：信阳建投投资集团有限责任公司债券8月20日挂牌，代码259576

Group 1 - The Shanghai Stock Exchange announced the listing of Xinyang Jiantou Investment Group Co., Ltd.'s non-public issuance of corporate bonds for professional investors, with a maturity date in 2025 [1][2] - The bonds will be available for trading starting August 20, 2025, under the name "25 Xinyang 01" and the code "259576" [2] - The trading methods for these bonds include click transaction, inquiry transaction, bidding transaction, and negotiated transaction [2]