Core Viewpoint - Wenzhou Hongfeng (300283) announced the receipt of a utility model patent certificate from the National Intellectual Property Administration for a device designed to prevent liquid from adhering to the surface of copper foil [1] Company Summary - The patent is titled "A Servo Adjustment Device for Preventing Liquid from Adhering to the Surface of Copper Foil" [1]

注：上述实用新型专利的专利权期限为十年，自申请日起算。 上述专利的取得不会对公司短期业绩产生重大影响，有利于发挥公司及子公 司自主知识产权优势，形成持续创新机制，提升公司及子公司核心竞争力。 特此公告。 温州宏丰电工合金股份有限公司 | 证券代码：300283 | 证券简称：温州宏丰 | 编号：2025-100 | | --- | --- | --- | | 债券代码：123141 | 债券简称：宏丰转债 | | 温州宏丰电工合金股份有限公司 关于子公司获得实用新型专利证书的公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚 假记载、误导性陈述或重大遗漏。 温州宏丰电工合金股份有限公司（以下简称"公司"）控股子公司浙江宏丰 铜箔有限公司于近日收到由国家知识产权局颁发的 1 项实用新型专利证书，具体 情况如下： | 专利名称 | 专利号 | 专利申请日 | 授权公告日 | | 授权公告号 | | | --- | --- | --- | --- | --- | --- | --- | | 一种用于防止铜箔 | | | | | | | | 表面带液的伺服调 | ZL202422479990.3 ...

Core Points - The company announces the last trading day for the "Hongfeng Convertible Bonds" is August 28, 2025, after which unconverted bonds will be redeemed at a price of 100.92 CNY per bond [1][2][3] - The company has triggered the conditional redemption clause as the stock price has been above 130% of the conversion price for 15 trading days [2][10] - The board of directors has approved the early redemption of the bonds to reduce interest expenses and improve capital efficiency [3] Bond Details - The "Hongfeng Convertible Bonds" were issued on March 15, 2022, with a total of 3.2126 million bonds at a net face value of 31,505.54 million CNY each [3][4] - The initial conversion price was set at 6.92 CNY per share, which has been adjusted multiple times, currently standing at 5.35 CNY per share [5][6][8] - The bonds will be delisted from the Shenzhen Stock Exchange after the redemption is completed [2][11] Redemption Process - The redemption price is calculated based on the face value plus accrued interest, with the current interest rate at 2% [10][11] - The redemption will occur on September 5, 2025, with funds transferred directly to bondholders' accounts [11][12] - Bondholders are advised to convert their bonds before the deadline to avoid forced redemption [1][2]

Core Viewpoint - Wenzhou Hongfeng (300283) is actively developing its semiconductor materials business, focusing on etching lead frame materials essential for integrated circuit chip packaging [1] Company Summary - The company's subsidiary, Zhejiang Hongfeng Semiconductor Materials Co., Ltd., specializes in the research, manufacturing, and sales of etching lead frame materials [1] - These materials are critical for connecting internal and external circuits in chip manufacturing [1] - The company is currently advancing its product certification and market development efforts, although specific customer information is confidential [1] Industry Summary - The primary raw materials for semiconductor lead frames are currently sourced externally [1]

| 证券代码：300283 | 证券简称：温州宏丰 | 编号：2025-099 | | --- | --- | --- | | 债券代码：123141 | 债券简称：宏丰转债 | | 温州宏丰电工合金股份有限公司 关于"宏丰转债"即将停止转股暨赎回前最后半个交易日的 重要提示性公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有 虚假记载、误导性陈述或重大遗漏。 重要内容提示： 1、最后转股日：2025 年 8 月 28 日 因"宏丰转债"已停止交易，本公司特提醒投资者在期限内转股。2025 年 8 月 28 日为"宏丰转债"最后一个转股日，当日收市前，持有"宏丰转债"的投 资者仍可进行转股。2025 年 8 月 28 日收市后，仍未实施转股的"宏丰转债"将 停止转股，剩余可转债将按照 100.92 元/张（含税）的价格强制赎回。若被强制 赎回，投资者可能面临损失，敬请投资者注意投资风险。 2、债券持有人若转股，需开通创业板交易权限。投资者不符合创业板股票 适当性管理要求的，不能将所持"宏丰转债"转换为股票，特提请投资者关注 不能转股的风险。 3、特提醒"宏丰转债"持有人注意在限期内转股。 特 ...

Company Overview - Wenzhou Hongfeng Electric Alloy Co., Ltd. is located in Wenzhou, Zhejiang Province, and was established on September 11, 1997. It was listed on January 10, 2012. The company specializes in the research, production, and sales of electrical contact functional composite materials, components, and hard alloy products [2] - The main business revenue composition includes: integrated electrical contact components (33.50%), particle and fiber reinforced electrical contact functional composite materials and components (24.84%), layered composite electrical contact functional composite materials and components (16.14%), others (10.51%), hard alloys (10.11%), and lithium battery copper foil (4.91%) [2] - The company belongs to the Shenwan industry category of electrical equipment - grid equipment - distribution equipment, and is associated with concepts such as silicon carbide, solid-state batteries, lithium batteries, charging piles, and smart grids [2] Financial Performance - As of June 30, the number of shareholders for Wenzhou Hongfeng was 21,800, an increase of 14.26% from the previous period. The average circulating shares per person decreased by 12.48% to 14,087 shares [2] - For the first half of 2025, Wenzhou Hongfeng achieved operating revenue of 1.687 billion yuan, a year-on-year increase of 28.53%. However, the net profit attributable to the parent company was -3.813 million yuan, a year-on-year decrease of 45.01% [2] Stock Performance - On August 27, Wenzhou Hongfeng's stock price fell by 2.12%, trading at 7.37 yuan per share with a transaction volume of 170 million yuan and a turnover rate of 6.39%. The total market capitalization is 3.590 billion yuan [1] - Year-to-date, Wenzhou Hongfeng's stock price has increased by 34.24%. In the last five trading days, it has decreased by 1.07%, while it has increased by 1.52% over the last 20 days and by 29.98% over the last 60 days [1] - The company has appeared on the "Dragon and Tiger List" once this year, with the most recent appearance on July 18, where it recorded a net purchase of 855.068 million yuan, accounting for 20.92% of the total transaction volume [1] Dividend Information - Since its A-share listing, Wenzhou Hongfeng has distributed a total of 150 million yuan in dividends. In the past three years, the cumulative dividend distribution amounts to 19.6705 million yuan [3]

Core Insights - Wenzhou Hongfeng has established a leading position in the robot supply chain by producing electrical contact functional composite materials used in control switches [1][2] - The company is a key player in the development of national and industry standards for electrical contact materials, expanding its reach into high-end manufacturing sectors such as robotics, new energy vehicles, and semiconductors [1][3] Financial Performance - In the first half of the year, Wenzhou Hongfeng achieved approximately 1.687 billion yuan in revenue, representing a year-on-year growth of 28.53% [2] - The electrical contact and functional composite materials segment contributed about 1.257 billion yuan in main business revenue, with a year-on-year increase of 17.71% [2] Product Development and Innovation - The company has a comprehensive layout from materials to components, providing one-stop services for customers, which includes material selection and application solutions [2] - Research and development investment reached 43 million yuan, with a total of 147 valid authorized patents, including 107 invention patents and 13 international invention patents [3] Market Position and Industry Trends - The demand for electrical contact materials is increasing due to the rapid development of the intelligent manufacturing and robotics industry in China [3] - Wenzhou Hongfeng is transitioning from a traditional materials manufacturer to a high-end functional materials solution provider, gaining influence in multiple national and industry standards [3]

| 证券代码：300283 | 证券简称：温州宏丰 | 编号：2025-097 | | --- | --- | --- | | 债券代码：123141 | 债券简称：宏丰转债 | | 截至 2025 年 8 月 26 日收市后，距离"宏丰转债"赎回日（2025 年 8 月 29 日）仅剩下 2 个交易日。 温州宏丰电工合金股份有限公司 2、债券持有人若转股，需开通创业板交易权限。投资者不符合创业板股票 适当性管理要求的，不能将所持"宏丰转债"转换为股票，特提请投资者关注 不能转股的风险。 3、特提醒"宏丰转债"持有人注意在限期内转股。 关于"宏丰转债"赎回实施暨即将停止转股的 重要提示性公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有 虚假记载、误导性陈述或重大遗漏。 重要内容提示： 1、最后转股日：2025 年 8 月 28 日 因"宏丰转债"已停止交易，本公司特提醒投资者在期限内转股。2025 年 8 月 28 日为"宏丰转债"最后一个转股日，当日收市前，持有"宏丰转债"的投 资者仍可进行转股。2025 年 8 月 28 日收市后，仍未实施转股的"宏丰转债"将 停止转股，剩余可转债将按 ...

Core Viewpoint - Wenzhou Hongfeng Electric Alloy Co., Ltd. announces the redemption of "Hongfeng Convertible Bonds" and the cessation of conversion into shares, urging investors to convert their bonds before the deadline [1][2][3] Summary by Sections Redemption Announcement - The last conversion date for "Hongfeng Convertible Bonds" is August 28, 2025, after which unconverted bonds will be redeemed at a price of 100.92 CNY per bond [1][2] - Investors are warned about the risks of not converting their bonds in time, as failure to do so may lead to losses [1][2] Bond Issuance and Trading - The company issued 3.2126 million convertible bonds on March 15, 2022, with a face value of 31,505.54 million CNY each, and the bonds began trading on April 8, 2022 [3][4] Conversion Terms - The initial conversion price was set at 6.92 CNY per share, which has been adjusted multiple times due to company actions, with the current conversion price being 5.35 CNY per share [5][6][8] Conditional Redemption Trigger - The conditional redemption clause was triggered as the company's stock price was above 130% of the conversion price for 15 trading days from July 8 to July 31, 2025 [10] Redemption Process - The redemption price is determined based on the face value plus accrued interest, calculated to be 100.92 CNY per bond [10][11] - The redemption will be executed on September 5, 2025, with funds transferred directly to bondholders' accounts [11][12] Shareholder Actions - Shareholders are advised to resolve any pledges or freezes on their bonds before the conversion deadline to avoid complications [2][11]

关于"宏丰转债"赎回实施暨即将停止转股的 重要提示性公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有 虚假记载、误导性陈述或重大遗漏。 重要内容提示： 1、最后转股日：2025 年 8 月 28 日 | 证券代码：300283 | 证券简称：温州宏丰 | 编号：2025-096 | | --- | --- | --- | | 债券代码：123141 | 债券简称：宏丰转债 | | 温州宏丰电工合金股份有限公司 因"宏丰转债"已停止交易，本公司特提醒投资者在期限内转股。2025 年 8 月 28 日为"宏丰转债"最后一个转股日，当日收市前，持有"宏丰转债"的投 资者仍可进行转股。2025 年 8 月 28 日收市后，仍未实施转股的"宏丰转债"将 停止转股，剩余可转债将按照 100.92 元/张（含税）的价格强制赎回。若被强制 赎回，投资者可能面临损失，敬请投资者注意投资风险。 截至 2025 年 8 月 25 日收市后，距离"宏丰转债"赎回日（2025 年 8 月 29 日）仅剩下 3 个交易日。 2、债券持有人若转股，需开通创业板交易权限。投资者不符合创业板股票 适当性管理要求的，不能将所 ...