国泰海通证券股份有限公司 关于安徽铜冠铜箔集团股份有限公司 部分首次公开发行前已发行股份上市流通的核查意见 国泰海通证券股份有限公司（以下简称"保荐人"）作为安徽铜冠铜箔集团 股份有限公司（以下简称"铜冠铜箔"或"公司"）首次公开发行股票并在创业 板上市的保荐人，根据《证券发行上市保荐业务管理办法》《深圳证券交易所上 市公司自律监管指引第 13 号——保荐业务》《深圳证券交易所创业板股票上市 规则》及《深圳证券交易所上市公司自律监管指引第 2 号——创业板上市公司规 范运作》等有关规定，对铜冠铜箔部分首次公开发行前已发行股份上市流通事项 进行了核查，核查情况及核查意见如下： 一、首次公开发行股份及上市后股本变动概况 1、首次公开发行股份情况 本次解除限售的股份为公司部分首次公开发行前已发行的股份，共计 600,000,000股，占公司总股本的比例为72.375%。该等股份的限售期原为自公司 首次公开发行并上市之日起36个月，因触发延长股份锁定期的承诺履行条件，锁 定期限相应自动延长6个月，限售期变更为公司首次公开发行股票并上市之日的 42个月，具体内容详见公司于2022年4月13日在巨潮资讯网（www.cni ...

Industry Overview - The high-frequency copper clad laminate (HFCCL) industry in China is experiencing rapid growth, driven by increasing demand in sectors such as 5G base station construction, autonomous driving millimeter-wave radar, and satellite navigation [1][13] - The market size of the HFCCL industry is projected to grow from 950 million yuan in 2017 to 4.334 billion yuan in 2024, with a compound annual growth rate (CAGR) of 24.21% [1][13] - HFCCL is essential for 5G communication due to its low dielectric constant and low dielectric loss, making it a key material for base station antennas and RF modules [1][11] Industry Chain - The upstream of the HFCCL industry includes raw materials such as copper foil, resin, fiberglass cloth, and silica powder, with copper foil being critical for signal transmission efficiency [7][9] - The midstream involves the manufacturing of HFCCL, while the downstream applications span across 5G communication, wireless networks, and automotive radar [7] Key Companies - Leading companies in the HFCCL industry include Shengyi Technology, Zhongying Technology, and Huazheng New Materials, which leverage their technological expertise and manufacturing scale to drive industry development [16] - Other notable companies include Nanya New Materials, Jinan Guoji, and Baoding Technology, which focus on niche markets and product differentiation [16] Market Trends - The HFCCL industry is moving towards miniaturization, with demands for smaller sizes and thinner thicknesses driven by 5G millimeter-wave communication and consumer electronics [23] - There is a trend towards higher-layer structures, evolving to more than 16 layers to meet the complex interconnection needs of high-performance computing and AI chips [24] - Flexibility is becoming a key focus, with innovations in bendable materials to cater to the growing market for wearable devices and flexible displays [26] - The integration of smart technologies is also on the rise, with HFCCL incorporating passive components and sensors for enhanced functionality [27]

二、补助的类型及其对上市公司的影响 1、补助的类型 关于获得政府补助的公告 本公司及董事会全体成员保证信息披露的内容真实、准确和完整，没有虚假 记载、误导性陈述或重大遗漏。 一、获取政府补助的基本情况 安徽铜冠铜箔集团股份有限公司（以下简称"公司"）及全资子公司铜陵铜冠 电子铜箔有限公司、合肥铜冠电子铜箔有限公司于近期获得政府补助资金 446.09 万元、705.83 万元、668.50 万元、零星补助 13.12 万元。补助金额分别占公司最 近一个会计年度经审计的归属于上市公司股东的净利润绝对值的 2.85%、4.51%、 4.28%、0.08%。该项政府补助与公司日常经营活动相关，不具备可持续性。 证券代码：301217 证券简称：铜冠铜箔 公告编号：2025-038 安徽铜冠铜箔集团股份有限公司 根据《企业会计准则第 16 号—政府补助》的规定，与资产相关的政府补助， 是指企业取得的、用于购建或以其他方式形成长期资产的政府补助；与收益相关 的政府补助，是指除与资产相关的政府补助之外的政府补助。公司本次披露的政 府补助属于与收益相关的政府补助。 2、补助的确认和计量 3、补助对公司的影响 相关补助的收款凭 ...

Group 1 - The A-share PET copper foil sector is experiencing a volatile upward trend, with companies like Tongguan Copper Foil and Liyuanheng both rising over 6% [1] - Other companies such as Zhongyi Technology, Shuangxing New Materials, and Sanfu New Materials are also seeing increases in their stock prices [1]

Group 1: Tonglian Precision - Tonglian Precision anticipates fluctuations in gross margin in Q1 2025 due to seasonal demand variations leading to low capacity utilization, with new investments not effectively diluting costs [1] - The company is increasing R&D investments in new materials, equipment, and processes to promote diversified business development, having gained small-scale production experience in 3D printing [1] - Major clients are concentrated in the consumer electronics sector, including brands like Apple and Amazon, with rapid growth in non-MIM business driven by diversified customer demand and technical breakthroughs [1] - The company expects share-based payment expenses to remain stable compared to 2024, with no new equity incentive plans [1] - Production bases are located in Shenzhen, Huizhou, Changsha, and Vietnam, with the Changsha base gradually commencing production and future expansions based on demand [1] - The company is optimistic about the smart glasses market and has reserved customer resources while laying out MIM and CNC processes [1] Group 2: Copper Crown Copper Foil - Copper Crown Copper Foil has a total copper foil production capacity of 80,000 tons per year, covering PCB copper foil and lithium battery copper foil [2] - The PCB copper foil includes HTE copper foil and high-frequency high-speed copper foil, with high-frequency high-speed copper foil expected to account for 25.33% in 2024, while over 95% of lithium battery copper foil is 6um and below [2] - The company employs a 'copper price + processing fee' pricing model and engages in hedging to mitigate risks, with strategic customers using a 'monthly average price model' [2] - HVLP copper foil features low loss characteristics and is applied in 5G communications, having entered the supply chains of multiple CCL manufacturers with 1-4 generation production capabilities [2] - The company has multiple complete production lines and has purchased surface treatment machines to expand capacity, facing challenges such as precision equipment, long ordering cycles, complex processes, high precision requirements, and stringent customer certification [2] - The HVLP copper foil market is dominated by overseas companies, with imports of 79,000 tons in 2023 and projected imports of 76,000 tons in 2024, prompting the company to accelerate domestic substitution [2]

Group 1: US Market Performance - Strong retail sales data and a decrease in initial jobless claims led to a rise in the US dollar and stock market, with the S&P 500 and Nasdaq closing at new highs [1][2] - The S&P 500 index rose by 0.54%, the Dow Jones increased by 0.52%, and the Nasdaq gained 0.74% [2] Group 2: Company Earnings and Stock Movements - Netflix's stock dropped by 2% after its earnings report, while PepsiCo's shares rose by 7.4% [3] - Microsoft and Nvidia both saw approximately 1% increases in their stock prices [3] - TSMC reported better-than-expected earnings, with its ADR rising by 3.38%, marking three consecutive days at historical highs [3] Group 3: Bond and Commodity Markets - The 2-year US Treasury yield rose by over 3 basis points, while the dollar appreciated by 0.33% [4] - Gold prices fell by over 1.1% before rebounding, ultimately closing down by 0.28% [5] - Oil prices initially dropped but later increased, with US crude rising nearly 2% from its daily low [5] Group 4: AI and Technology Developments - Nvidia's VP announced plans to port CUDA to the RISC-V architecture, indicating strong demand for AI chips [12][16] - TSMC's Q2 net profit surged by 61%, exceeding expectations, with a projected sales growth of about 30% for the year [12] Group 5: Investment Strategies and Market Trends - Dongfang Securities noted that the Shanghai Composite Index has remained above 3500 points for six trading days, indicating a potential upward trend in the market [13] - The technology sector, particularly AI, robotics, and semiconductors, is expected to remain a long-term focus for investors [13] Group 6: Industry-Specific Developments - Chongqing issued a plan to cultivate the recycling industry for new energy vehicle batteries, aiming for a 90% coverage rate by 2027 [9] - Shanghai's health departments released guidelines to promote the transformation of scientific achievements in medical institutions [10] Group 7: New Financial Products - Huaxia Fund (Hong Kong) launched two tokenized money market funds, including the world's first RMB tokenized fund [11]

Group 1 - PCB concept index rose by 3.07%, ranking 4th among concept sectors, with 124 stocks increasing, including ManKun Technology with a 20% limit up, and others like Guanghe Technology, Dongshan Precision, and Dongcai Technology also hitting the limit up [1][2] - Notable gainers in the PCB sector included Shenghong Technology, Shennan Circuit, and Guanghe Technology, with increases of 9.57%, 5.97%, and 10.00% respectively [3][4] - The PCB sector saw a net inflow of 3.332 billion yuan, with 91 stocks receiving net inflows, and 11 stocks exceeding 100 million yuan in net inflow, led by Dongshan Precision with 516 million yuan [2][3] Group 2 - The top three stocks by net inflow ratio were ManKun Technology, Guanghe Technology, and Dongcai Technology, with ratios of 22.74%, 19.08%, and 15.44% respectively [3][4] - The overall market performance showed a mixed trend, with the PCB sector being one of the few that experienced significant gains, contrasting with sectors like housing inspection and cement, which saw slight declines [2][3] - The data indicates a strong interest from institutional investors in the PCB sector, as evidenced by the substantial net inflows and the performance of key stocks [2][3]

Market Performance - The ChiNext Index rose by 1.75%, closing at 2269.33 points, with a total trading volume of 443.12 billion yuan, an increase of 14.10 billion yuan compared to the previous trading day [1] - Among the tradable ChiNext stocks, 1048 stocks closed higher, with 14 stocks hitting the daily limit up, including ST Lifan, Mankun Technology, and Nanjing Julong [1] Trading Activity - The average turnover rate for the ChiNext today was 4.05%, with 39 stocks having a turnover rate exceeding 20% [1] - The stock with the highest turnover rate was Xinling Electric, which closed up 0.31% with a turnover rate of 52.50% and a trading volume of 564 million yuan [1] Sector Analysis - The electronics sector had the most stocks with a turnover rate exceeding 20%, totaling 8 stocks, followed by the power equipment and machinery sectors, each with 6 stocks [2] - Among the high turnover stocks, Mankun Technology saw a net institutional buy of 86.33 million yuan, while Nanjing Julong had a net buy of 59.29 million yuan [2] Fund Flow - In terms of fund flow, 20 high turnover stocks experienced net inflows, with Jinxianda, Mankun Technology, and Copper Crown Copper Foil leading with net inflows of 217 million yuan, 179 million yuan, and 106 million yuan respectively [3] - The stocks with the highest net outflows included Yangdian Technology, Degute, and ST Lifan, with net outflows of 224 million yuan, 189 million yuan, and 89.63 million yuan respectively [3] Earnings Forecast - Among the high turnover stocks, three companies released earnings forecasts for the first half of the year, with two expecting profit increases and one expecting a profit [3] - Xintian Technology is projected to have the highest net profit growth, with a median expected net profit of 10.75 million yuan, representing a year-on-year increase of 146.42% [3]

Core Viewpoint - The company, Tongguan Copper Foil (301217), has announced the successful integration of its HVLP copper foil into the supply chains of several leading CCL manufacturers, indicating strong demand and a full order book for this specialized material [1] Group 1: Product Overview - HVLP copper foil, or ultra-low profile copper foil, features extremely low surface roughness, excellent signal transmission performance, low loss characteristics, and high stability [1] - This product is specifically designed for ultra-low loss high-frequency and high-speed circuit boards, making it suitable for widespread applications in 5G communication and AI fields [1] Group 2: Production Capacity - The company possesses production capabilities for 1st to 4th generation HVLP copper foil, with current shipments primarily focused on the 2nd generation product [1]

Group 1: Company Overview - The company, Anhui Tongguan Copper Foil Group Co., Ltd., has a total copper foil production capacity of 80,000 tons per year, which includes PCB copper foil and lithium battery copper foil [2][3]. Group 2: Product Structure - The PCB copper foil product structure consists of HTE copper foil and high-frequency high-speed copper foil, with high-frequency high-speed copper foil accounting for 25.33% of the total PCB copper foil production in 2024, showing an increasing trend [2][3]. - In the lithium battery copper foil segment, copper foil specifications of 6um and below represent over 95% of the product mix, with a steady increase in the proportion of medium, high tensile, and ultra-thin copper foil products [2][3]. Group 3: Pricing and Risk Management - The company employs a pricing model based on "copper price + processing fee" and adjusts product prices according to copper price fluctuations and order conditions. It also engages in hedging activities to mitigate risks from price volatility [3]. Group 4: HVLP Copper Foil Development - HVLP (High Voltage Low Profile) copper foil, characterized by low surface roughness and excellent signal transmission performance, is crucial for high-frequency circuit boards and is being developed for applications in 5G and AI [3][4]. - The company has successfully integrated HVLP copper foil into the supply chains of several leading CCL manufacturers, with a focus on producing the second generation of HVLP copper foil [3][4]. Group 5: Production Capacity and Challenges - The company has proactively established multiple complete production lines for HVLP copper foil and has recently acquired additional surface treatment machines to meet future demand [4]. - Production challenges for HVLP copper foil include high precision requirements, long ordering cycles, complex manufacturing processes, and stringent customer certification standards [5]. Group 6: Import and Market Dynamics - In 2023, China imported 79,000 tons of electronic copper foil, with a projected import of 76,000 tons in 2024, primarily for high-frequency high-speed copper foil, indicating limited domestic production in this area [6]. - The company is accelerating the domestic replacement process for high-frequency high-speed copper foil as its output in this segment increases [6].