Core Viewpoint - The credit rating for Shandong Glass Fiber Group Co., Ltd. and its convertible bond "Shanbo Convertible Bond" remains unchanged at "AA-" with a stable outlook [2]. Group 1: Previous and Current Ratings - The previous credit rating for the company was "AA-" and for the "Shanbo Convertible Bond" was also "AA-", with a stable outlook [2]. - The current credit rating for the company and the bond remains "AA-" with a stable outlook, indicating no change from the previous rating [2]. Group 2: Rating Agency and Report - The credit rating was conducted by the credit rating agency United Credit Rating Co., Ltd. [2]. - The tracking credit rating report was issued on June 4, 2025, and is available on the Shanghai Stock Exchange website [3].

根据中国证券监督管理委员会《公司证券发行与交易管理办法》《上海证券 交易所股票上市规则》等相关规定，山东玻纤集团股份有限公司（以下简称公司） 委托信用评级机构联合资信评估股份有限公司（以下简称联合资信）对公司 2021 年 11 月 8 日发行的可转换公司债券（债券简称："山玻转债"）进行了跟踪信 用评级。 公司前次主体信用评级结果为"AA-","山玻转债"信用等级为"AA-"， 评级展望为"稳定"，评级机构为联合资信，评级时间为 2024 年 6 月 21 日。 联合资信在对公司经营状况、行业情况进行综合分析与评估的基础上，于 | 证券代码：605006 | 证券简称：山东玻纤 | 公告编号：2025-048 | | --- | --- | --- | | 转债代码：111001 | 转债简称：山玻转债 | | 山东玻纤集团股份有限公司 关于"山玻转债"2025 年跟踪评级结果公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈 述或者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 重要内容提示： 前次债券评级：公司主体信用等级为"AA-"，"山玻转债"信用等级为 "AA-", ...

山东玻纤集团股份有限公司 2025 年跟踪评级报告 | | | www.lhratings.com 1 联合〔2025〕3788 号 声 明 一、本报告是联合资信基于评级方法和评级程序得出的截至发表之日的 独立意见陈述，未受任何机构或个人影响。评级结论及相关分析为联合资信 基于相关信息和资料对评级对象所发表的前瞻性观点，而非对评级对象的事 实陈述或鉴证意见。联合资信有充分理由保证所出具的评级报告遵循了真 实、客观、公正的原则。鉴于信用评级工作特性及受客观条件影响，本报告 在资料信息获取、评级方法与模型、未来事项预测评估等方面存在局限性。 二、本报告系联合资信接受山东玻纤集团股份有限公司（以下简称"该 公司"）委托所出具，除因本次评级事项联合资信与该公司构成评级委托关 系外，联合资信、评级人员与该公司不存在任何影响评级行为独立、客观、 公正的关联关系。 三、本报告引用的资料主要由该公司或第三方相关主体提供，联合资信 履行了必要的尽职调查义务，但对引用资料的真实性、准确性和完整性不作 任何保证。联合资信合理采信其他专业机构出具的专业意见，但联合资信不 对专业机构出具的专业意见承担任何责任。 四、本次跟踪评级结果自 ...

| 证券代码：605006 | 证券简称：山东玻纤 | 公告编号：2025-047 | | --- | --- | --- | | 转债代码：111001 | 转债简称：山玻转债 | | 山东玻纤集团股份有限公司 关于股票交易异常波动的公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、 误导性陈述或者重大遗漏，并对其内容的真实性、准确性和完整性承 担个别及连带责任。 重要内容提示： 公司股票在2025年6月3日、2025年6月4日连续两个交易日收盘 价格涨幅偏离值累计达20%以上。根据《上海证券交易所交易规则》 的有关规定，属于股票交易异常波动情形。 (一)生产经营情况 经公司自查并通过向控股股东、实际控制人书面发函查证，截 至本公告披露日，公司经营情况正常，不存在应披露而未披露的重大 事项。 公司股票价格短期涨幅较大，敬请广大投资者注意二级市场交 易风险，理性决策，审慎投资。 一、股票交易异常波动的具体情况 山东玻纤集团股份有限公司(以下简称公司)股票在 2025 年 6 月 3 日、2025 年 6 月 4 日连续两个交易日收盘价格涨幅偏离值累计超过 20%。根据《上海证券交易所交易规则》的有 ...

本公司为山东玻纤集团股份有限公司(以下简称"山东玻纤") 的控股股东,截至目前不存在影响公司股票交易异常波动的重大 事项,不存在其他应披露而未披露的重大信息,包括但不限于筹 划涉及上市公司的重大资产重组、股份发行、收购、债务重组、 业务重组、资产剥离、资产注入、股份回购、股权激励、破产重 整、重大业务合作、引进战略投资者等对山东玻纤股票交易价格 产生较大影响的重大事项。 特此回函! 控股股东:山东能源集团新材料有限公司 2025年6月4日 关于对山东玻纤集团股份有限公司 股票交易异常波动问询函的回复 山东玻纤集团股份有限公司: 本公司已于2025年6月4日收到你公司发来的《山东玻纤集团 股份有限公司股票交易异常波动的问询函》,经本公司认真自查, 现回复如下: ...

证券代码：605006 证券简称：山东玻纤 公告编号：2025-046 山东玻纤集团股份有限公司 关于以集中竞价交易方式回购股份的进展公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈述 或者重大遗漏，并对其内容的真实性、准确性和完整性承担法律责任。 重要内容提示： | 回购方案首次披露日 | 2024/8/28 | | --- | --- | | 回购方案实施期限 | 待董事会审议通过后 12 个月 | | 预计回购金额 | 5,000万元~10,000万元 | | 回购用途 | □减少注册资本 √用于员工持股计划或股权激励 | | | □用于转换公司可转债 | | | □为维护公司价值及股东权益 | | 累计已回购股数 | 6,220,980股 | | 累计已回购股数占总股本比例 | 1.0182% | | 累计已回购金额 | 29,988,522.56元 | | 实际回购价格区间 | 4.08元/股~5.30元/股 | 一、 回购股份的基本情况 山东玻纤集团股份有限公司（以下简称公司）于 2024 年 8 月 27 日召开第四 届董事会战略发展委员会第三次会议，审议通过了《关于以集中 ...

Market Overview - The Shanghai Composite Index closed at 3363.48 points, above the five-day moving average, with an increase of 0.48% [1] - The total trading volume of A-shares reached 763.885 billion yuan [1] Stock Performance - A total of 929 A-shares broke through the five-day moving average today [1] - Stocks with significant deviation rates include: - Laisai Laser (21.79%) - Kangliyuan (11.86%) - Mankalon (10.78%) [1] Top Stocks by Deviation Rate - Laisai Laser (871263): - Today's change: +30.00% - Turnover rate: 38.87% - Five-day moving average: 19.53 yuan - Latest price: 23.79 yuan - Deviation rate: 21.79% [1] - Kangliyuan (301287): - Today's change: +17.32% - Turnover rate: 32.85% - Five-day moving average: 35.00 yuan - Latest price: 39.15 yuan - Deviation rate: 11.86% [1] - Mankalon (300945): - Today's change: +19.98% - Turnover rate: 18.47% - Five-day moving average: 22.66 yuan - Latest price: 25.10 yuan - Deviation rate: 10.78% [1] Additional Notable Stocks - Beitaini (300957): - Today's change: +11.83% - Turnover rate: 4.22% - Five-day moving average: 45.58 yuan - Latest price: 49.44 yuan - Deviation rate: 8.48% [1] - Jiuling Technology (873305): - Today's change: +10.00% - Turnover rate: 13.81% - Five-day moving average: 42.79 yuan - Latest price: 46.20 yuan - Deviation rate: 7.98% [1]

Market Overview - As of 10:30 AM today, the Shanghai Composite Index stands at 3352.43 points, above the six-month moving average, with a change of 0.15% [1] - The total trading volume of A-shares today is 568.946 billion yuan [1] Stocks Performance - A total of 138 A-shares have surpassed the six-month moving average today, with notable stocks showing significant deviation rates [1] - The stocks with the highest deviation rates include: - Dahongli (300865) with a deviation rate of 17.40%, closing at 27.74 yuan, up 19.98% [1] - Huaxi Biological (688363) with a deviation rate of 6.97%, closing at 54.41 yuan, up 7.87% [1] - *ST Chengchang (001270) with a deviation rate of 5.20%, closing at 36.55 yuan, up 5.00% [1] Additional Stocks with Notable Performance - Other stocks with significant performance include: - Zhejiang Shuwenhua (600633) with a deviation rate of 5.17%, closing at 13.62 yuan, up 5.66% [1] - Gehua Cable (600037) with a deviation rate of 4.76%, closing at 7.73 yuan, up 6.47% [1] - Stocks with smaller deviation rates that have just crossed the six-month line include Aotai Biological, Chitianhua, and Emei Mountain A [1]

Investment Rating - The report maintains an "Overweight" rating for the construction materials sector [1] Core Viewpoints - The construction materials sector is experiencing fluctuations at the bottom of the PMI index, with expectations for a gradual recovery in demand driven by government policies and market dynamics [4][16] - The report emphasizes the potential for recovery in the home decoration materials segment, particularly with the implementation of "old-for-new" subsidies and service consumption stimulus policies [4][16] Summary by Sections 1. Sector Overview - The construction materials sector has shown a slight increase of 0.18% in the past week, outperforming the Shanghai Composite Index and the Wind All A Index, which decreased by -1.08% and -0.02% respectively [4] - The report highlights that the cement market price is currently at 367.8 RMB/ton, down by 3.0 RMB/ton from the previous week and down by 6.3 RMB/ton compared to the same period last year [20][21] 2. Cement Market - The average cement inventory ratio is reported at 65.7%, an increase of 0.4 percentage points from the previous week, but down by 2.5 percentage points year-on-year [25] - The average daily cement shipment rate is 47.8%, up by 1.4 percentage points from the previous week but down by 5.3 percentage points compared to last year [25] - The report notes that the cement price is expected to stabilize or slightly rebound in the coming months due to supply-side adjustments and demand recovery [12][19] 3. Glass Fiber Market - The report indicates that the profitability of the glass fiber sector remains low, with many second and third-tier companies operating at breakeven or loss [13] - The demand for high-end products in wind power and thermoplastics is expected to continue growing, which may support profitability for leading companies [13] - The report recommends companies like China Jushi and suggests monitoring others such as Zhongcai Technology and Shandong Fiberglass [13] 4. Glass Market - The glass sector is facing weak terminal demand, with inventory levels remaining high and price pressures expected to increase as the market enters a seasonal downturn [14][15] - The report recommends Qibin Group as a leading player in the glass market, with a focus on its cost advantages and growth potential in photovoltaic glass [14] 5. Home Decoration Materials - The report highlights the positive impact of government policies aimed at boosting domestic demand and stabilizing the real estate market, which is expected to enhance the demand for home decoration materials [16] - Companies such as Beixin Building Materials and Arrow Home are recommended for their strong growth potential and market positioning [16]

证券代码：605006 证券简称：山东玻纤 公告编号：2025-045 转债代码：111001 转债简称：山玻转债 山东玻纤集团股份有限公司 关于 2025 年第一季度业绩说明会召开情况的公告 本公司董事会及全体董事保证本公告内容不存在任何虚假记载、误导性陈 述或者重大遗漏，并对其内容的真实性、准确性和完整性承担个别及连带责任。 一、本次说明会召开情况 山东玻纤集团股份有限公司（以下简称公司）于 2025 年 4 月 30 日发布了《山 东玻纤集团股份有限公司关于召开 2025 年第一季度业绩说明会的公告》（公告编号： 2025-042），并通过邮件等方式提前征集投资者所关注的问题。 公司于 2025 年 5 月 20 日上午 10:00-11:00 在上证路演中心以视频直播和网络 文字互动的形式召开了 2025 年第一季度业绩说明会。公司董事长张善俊先生、独立 董事安起光先生、总经理朱波先生、财务总监邱元国先生、董事会秘书王传秋先生 参加了本次说明会，并在信息披露允许的范围内就投资者关注的事项与投资者进行 了沟通与交流。 二、投资者提出的主要问题及公司回复情况 本次业绩说明会中投资者提出的主要问题及回复整理 ...