Core Viewpoint - The article provides a detailed disassembly and analysis of the MR750-20V charging module from Magmeter, highlighting its specifications, design features, and internal components. Group 1: Product Overview - The MR750-20V charging module is designed for electric vehicles, featuring a power output of 15kW, with an input voltage of 380V three-phase AC and an output voltage range of 250-750V at a current of 20A [3][4][9]. - The module is constructed with a metal shell and includes features such as a hot-swappable design, cooling fans, and indicator lights for operational status [4][19][21]. Group 2: Internal Design and Components - The internal structure includes a single-layer PCB design with insulation materials, and the module is equipped with various electronic components such as capacitors, resistors, and integrated circuits [50][80][84]. - Key components include a PFC controller, LLC controller, and various power management ICs, which are essential for the module's functionality and efficiency [197][255][289]. Group 3: Electrical Specifications - The charging module incorporates multiple capacitors for filtering, including high-voltage electrolytic capacitors rated at 450V and 820μF, and additional film capacitors for voltage stabilization [181][227][235]. - The module features a range of protective components, including fuses rated at 30A and varistors for surge protection, ensuring safe operation under various conditions [94][100][188]. Group 4: Communication and Control - The MR750-20V includes communication interfaces for integration with vehicle systems, utilizing CAN bus technology for data transmission [267][301]. - The main control MCU is designed to operate within a wide temperature range and supports various communication protocols, enhancing the module's versatility in different applications [255][259].

6月5日，深圳市优优绿能股份有限公司（下称"优优绿能"，SZ:301590）在深圳证券交易所创业板上市。本次上市，优优绿能的发行价为89.60元/股，发行数 量为1050万股，募资总额约9.4亿元，募资净额约8.4亿元。 上市首日，优优绿能的开盘价为150.01元/股，较IPO发行价上涨67.42%，盘中一度报178.88元/股。截至收盘，该公司的股价报收151.10元/股，较发行价的涨 幅为68.64%，市值约为63.46亿元。 据招股书介绍，优优绿能是一家从事新能源汽车直流充电设备核心部件研发、生产和销售的企业，主要产品为15KW、20KW、30KW和40KW充电模块，主 要应用于直流充电桩、充电柜等新能源汽车直流充电设备。 2022年、2023年和2024年，优优绿能的营收分别约9.88亿元、13.76亿元和14.97亿元，净利润分别约1.96亿元、2.68亿元和2.56亿元，扣非后净利润分别约 1.90亿元、2.56亿元和2.45亿元。 | 项目 | 2024年12月 31 | 2023年12月 31 | 2022年 12月 31 | | --- | --- | --- | --- | | | 日/2 ...

Core Viewpoint - Shenzhen Youyou Green Energy Co., Ltd. has successfully listed on the Shenzhen Stock Exchange's ChiNext board, with a closing price of 151.10 yuan, reflecting a significant increase of 68.64% on its first day of trading [1] Company Overview - Youyou Green Energy specializes in the research, production, and sales of core components for direct current (DC) charging equipment for electric vehicles, with main products including 15KW, 20KW, 30KW, and 40KW charging modules [1] - The company is recognized as a national high-tech enterprise [1] Shareholding Structure - The company is jointly controlled by Bai Jianguo and Deng Likuan, who collectively hold 56.70% of the shares directly and indirectly [2] - Bai Jianguo and Deng Likuan signed a "Joint Action Agreement" on June 15, 2022, confirming their status as joint controlling shareholders [2] Financial Performance - In 2022, 2023, and 2024, the company's operating revenues were 987.91 million yuan, 1.3756 billion yuan, and 1.4974 billion yuan, respectively [6] - Net profits for the same years were 196.12 million yuan, 268.38 million yuan, and 256.03 million yuan, with net profits attributable to the parent company showing similar trends [6] - The company reported a decrease in net profit in the first quarter of 2025, with a net profit of 61.38 million yuan, down 14.66% year-on-year [8] Capital Raising and Use of Proceeds - The company raised a total of 940.80 million yuan from its IPO, with a net amount of 843.79 million yuan after deducting issuance costs [4] - The raised funds will be allocated to the construction of a charging module production base, a headquarters and R&D center, and to supplement working capital [4][5] Sales and Profitability - The company’s sales to its top five customers accounted for a significant portion of its revenue, with sales revenue of 155.42 million yuan, 299.81 million yuan, and 613.34 million yuan over the reporting periods, representing 74.08%, 69.63%, and 62.08% of total revenue, respectively [2] - The gross profit margin for overseas sales was higher than that for domestic sales, with overseas gross margins of 49.48%, 46.25%, and 44.94% compared to domestic margins of 24.32%, 19.96%, and 23.79% [3] Future Projections - The company’s total assets are projected to reach 1.7974 billion yuan by the end of 2024, with equity attributable to the parent company expected to be 1.0243 billion yuan [7] - The company aims to maintain a sustainable high gross margin for its overseas sales, which is currently higher than that of domestic sales [3]

Core Viewpoint - Shenzhen Youyou Green Energy Co., Ltd. successfully listed on the Shenzhen Stock Exchange's Growth Enterprise Market on June 5, 2025, raising funds for its future development projects [1][3]. Group 1: Company Overview - Youyou Green Energy, established in 2015, specializes in the research, production, and sales of core components for DC charging equipment for new energy vehicles [5]. - The company offers charging modules of 15KW, 20KW, 30KW, and 40KW, primarily used in DC charging piles and cabinets [5]. - Youyou Green Energy is recognized as a leading supplier of charging modules in China, being one of the first to launch a 30KW charging module [6]. Group 2: Market Position and Performance - In 2023, the incremental market for charging modules in mainland China is estimated at 726.60 billion watts, with Youyou Green Energy's domestic sales at 76.90 billion watts, giving it a market share of 10.58% [6]. - The company has established long-term stable partnerships with numerous leading enterprises in various sectors, including charging pile manufacturers and new energy vehicle manufacturers [6]. Group 3: Financial and Strategic Initiatives - The recent IPO involved the issuance of 10.5 million shares at a price of 89.60 yuan per share, raising a total of 94.08 million yuan, aimed at supporting the construction of a charging module production base and a headquarters and R&D center [3]. - Guolian Minsheng Securities acted as the sponsor for the IPO, providing comprehensive investment banking services and maintaining a strong position in the industry [3].

6月5日，深圳市优优绿能（301590）股份有限公司(股票代码：301590.SZ，简称：优优绿能)在深交所 创业板成功上市。 优优绿能主营新能源汽车直流充电设备核心部件，是国内规模较大的充电模块供应商，2023年公司充电 模块内销瓦数市占率为10.58%。在核心产品充电模块领域，优优绿能在大功率、高效率、高功率密 度、宽电压范围、高防护性等行业未来技术发展方向上取得了众多突破，产品综合性能已处于行业内第 一梯队水平。 国内充电模块市占率领先 优优绿能是专业从事新能源汽车直流充电设备核心部件研发、生产和销售的国家高新技术企业，主要产 品为15kW、20kW、30kW和40kW充电模块，主要应用于直流充电桩、充电柜等新能源汽车直流充电设 备。 发展至今，优优绿能已是目前国内规模较大、具有一定技术实力和影响力的头部充电模块供应商，是行 业内最早推出30kW充电模块的厂商之一。 据测算，2023年充电模块市场增量为726.60亿瓦，优优绿能充电模块内销瓦数为76.90亿瓦，市场占有率 为10.58%。2022年，优优绿能被工业和信息化部认定为"专精特新'小巨人'企业"，挂牌成立了"广东省 充电桩电源工程技术研究中心 ...

Core Viewpoint - The launch of the "light-storage-charging-inspection-parking" integrated intelligent multi-story parking garage in Longzhen New Village, Shenzhen, aims to alleviate parking and charging difficulties in the area, leveraging Huawei's technology and solar energy solutions [2][3]. Group 1: Project Overview - The Longzhen New Village multi-story parking garage is located at the intersection of Changfeng Road and Changhua Street in the Yutang Street area of Guangming District, covering a total area of 4,021 square meters [3]. - The project upgrades the existing 120 flat parking spaces to a total of 482 spaces, including 429 mechanical parking spaces and 53 flat parking spaces, which also feature charging stations [3]. Group 2: Technological Integration - The project utilizes the rooftop space of the parking garage for photovoltaic installation, with a solar power generation capacity of approximately 65 kW, producing over 73,000 kWh of green electricity annually [3]. - It is equipped with Huawei's commercial energy storage product of 215 kWh, enhancing charge and discharge efficiency, and providing stable and reliable clean energy through light-storage collaboration [3]. Group 3: Charging and Parking Solutions - The facility employs Huawei's complete digital energy light-storage-charging solution, featuring one ultra-fast charging station that can simultaneously charge 16 electric vehicles [4]. - The project incorporates vertical lifting mechanical parking systems, along with intelligent robotic handlers and detection systems, allowing for automatic vehicle positioning and space allocation [4]. - The smart parking system enables vehicle access through facial recognition or license plate identification, ensuring safety with an all-weather monitoring system [4].

Group 1: Company Overview - Youyou Green Energy specializes in the research, production, and sales of core components for DC charging equipment for electric vehicles, with main products including 15KW, 20KW, 30KW, and 40KW charging modules [1] - Zhongce Rubber focuses on the research, production, and sales of various tire products, including full steel tires, semi-steel tires, and cross-ply tires [3] Group 2: Shareholding Structure - Youyou Green Energy has two controlling shareholders, Bai Jianguo and Deng Likuan, who collectively hold 56.70% of the company's shares, with Bai Jianguo directly holding 25.74% and Deng Likuan also directly holding 25.74% [1] - Zhongce Rubber's controlling shareholder is Zhongce Haichao, which held 41.08% of the shares before the issuance and 36.97% after, while the actual controllers, Qiu Jianping and Qiu Fei, collectively controlled 46.95% of the shares before and 42.25% after the issuance [3] Group 3: Fundraising and Use of Proceeds - Youyou Green Energy raised a total of 940.80 million yuan, with a net amount of 843.79 million yuan after deducting issuance costs, which will be used for the construction of a charging module production base, headquarters and R&D center, and to supplement working capital [2] - Zhongce Rubber raised a total of 4.066 billion yuan, with a net amount of 3.932 billion yuan after deducting issuance costs, allocated for various projects including a high-performance tire digital factory and production line expansions [4]

Core Viewpoint - Yoyo Green Energy Co., Ltd. is facing significant challenges despite its initial success in the rapidly growing electric vehicle charging equipment sector, with declining profit margins and increasing scrutiny over its business practices and R&D investments [1][2][4]. Company Overview - Yoyo Green Energy was established in 2015 and specializes in the research, production, and sales of core components for DC charging equipment for electric vehicles, including charging modules of various capacities [1]. - The company is recognized as the "first stock of charging modules" in the A-share market [1]. IPO Details - The company launched its IPO on May 26, with an issue price of 89.60 yuan per share and a total issuance of 10.5 million shares, aiming to raise approximately 700 million yuan [1]. - The IPO price is the second highest in the A-share market for the year, following Tianyouwei [1]. Financial Performance - Revenue growth from 2021 to 2024 shows a significant increase from 431 million yuan to 1.497 billion yuan, nearly 3.5 times growth [2]. - However, revenue growth rates have declined sharply, with increases of 129.23%, 39.27%, and only 8.86% projected for 2024 [2]. - Net profit figures for the same period show a rise from 46.11 million yuan to 256 million yuan, but the growth rate fell from 325.30% in 2022 to a negative growth of -4.73% in 2024 [2]. Customer Base and Sales - Major clients include well-known companies such as Wanbang Digital and ABB, which have significantly contributed to Yoyo Green's early success [5][6]. - Sales to the top five customers accounted for 69.63% of total revenue in 2021, decreasing to 35.21% by mid-2024 [5]. - The proportion of foreign sales, which peaked at 51.72% in 2022, has been declining, dropping to 28.32% in 2024 [4]. R&D Investment - Yoyo Green's R&D expenditures from 2021 to 2024 were 21.49 million yuan, 40.18 million yuan, 79.09 million yuan, and 49.14 million yuan, with R&D expense ratios of 4.99%, 4.07%, 5.75%, and 6.81% respectively [10]. - The company's R&D investment is significantly lower than that of its peers, raising concerns about its ability to maintain a competitive edge [10][11]. Production Model - The company relies heavily on outsourcing for production processes, which has raised questions about its competitive strength [12][13]. - Yoyo Green claims to maintain quality control through various measures, including regular assessments of outsourcing partners [13].

Group 1: New IPOs and Market Overview - This week, there are three new stocks available for subscription, including one from the ChiNext, one from the Sci-Tech Innovation Board, and one from the Beijing Stock Exchange [1] - The ChiNext new stock, Youyou Green Energy, has an issue price of 89.6 yuan and a price-to-earnings ratio of 15.37 times, while the Beijing Stock Exchange new stock, Jiaoda Tifa, has an issue price of 8.81 yuan and a price-to-earnings ratio of 13.42 times [2] - The Sci-Tech Innovation Board new stock, Yingshi Innovation, has become a leading global brand in panoramic cameras, holding a market share of 81.7% in 2024, meaning that 8 out of every 10 panoramic cameras sold globally will be from Yingshi [2][3] Group 2: Company Performance and Financials - Yingshi Innovation's revenue has surged from 2.041 billion yuan in 2022 to 5.574 billion yuan in 2024, with a compound annual growth rate of 65.25% [3] - The net profit attributable to the parent company increased from 407 million yuan to 995 million yuan, indicating a continuous improvement in profitability [3] - Youyou Green Energy's revenue is projected to grow from 988 million yuan in 2022 to 1.497 billion yuan in 2024, benefiting from the ongoing development of the domestic new energy vehicle and charging infrastructure industry [4] Group 3: Research and Development Focus - Yingshi Innovation has invested significantly in R&D, with expenditures of 256 million yuan, 448 million yuan, and 776 million yuan from 2022 to 2024, totaling 1.48 billion yuan, which represents 13.16% of its revenue over the last three years [2][3] - Youyou Green Energy aims to use the funds raised from its IPO for the construction of a charging module production base and a headquarters and R&D center [4][7] Group 4: Industry Trends - The charging module market is expected to see an increase of 726.60 billion watts in 2023, with Youyou Green Energy holding a market share of 10.58% [4] - The domestic new energy vehicle and charging infrastructure sectors are experiencing steady growth, which is expected to drive revenue growth for companies like Youyou Green Energy [4]

5月26日，有一只新股申购，为创业板的优优绿能（301590.SZ）。该公司是专业从事新能源汽车直流充 电设备核心部件研发、生产和销售的国家高新技术企业，主要产品为15KW、20KW、30KW和40KW充 电模块，主要应用于直流充电桩、充电柜等新能源汽车直流充电设备。 打新早知道 Es Universit | 今日申购 | | | | | --- | --- | --- | --- | | 301590.SZ 优优绿能 | | | | | 发行价(元/股) | 机构报价(元/股) | 市值(亿元) | 所属行业 | | 89.60 | 93.66 | 28.22 | 输配电及控制设备 | | | | | 制造 | | 发行市盈率 | 行业市盈率 | 可比公司 | 可比公司动态市盈率 | | | | 英可瑞 | 亏损 | | 15.37 | 19.25 | BHARA | 22.37 | | | | 通合科技 | 368.30 | | 业绩情况 | | | | | 16.0 | | | 350% | | 14.0 | | | 300% | | 12.0 | | | 250% | | 10.0 | | | 200 ...