关于同意广发证券股份有限公司为博时上证30年期国债交易型开放式指数证券投资基金提供主做市服务的公告

Group 1 - The Shanghai Stock Exchange has approved Guangfa Securities Co., Ltd. to provide primary market-making services for the Bosera SSE 30-Year Treasury Bond ETF starting from December 30, 2025 [1] - The initiative aims to enhance market liquidity and ensure stable operation of the 30-Year Treasury Bond ETF [1] Group 2 - The announcement is part of the regulatory framework outlined in the Shanghai Stock Exchange's self-regulatory guidelines for fund market-making [1] - The ETF is identified by the code 511130 and is referred to as "30-Year Treasury Bond" [1]