Core Viewpoint - The patent litigation initiated by Lehman Optoelectronics against Zhao Chi Co., Ltd. has concluded in favor of Zhao Chi, with the court ruling that the accused products do not infringe on the claimed patents [2]. Group 1: Patent Litigation Outcome - Zhao Chi Co., Ltd. announced that all related patent lawsuits initiated by Lehman Optoelectronics have ended in a complete victory for Zhao Chi [2]. - The Guangdong High People's Court upheld the first-instance ruling, rejecting all appeals from Lehman Optoelectronics regarding the patent infringement claims [2]. - The court found that the Mini direct display COB product series produced and sold by Zhao Chi has essential differences from the patents claimed by Lehman Optoelectronics, thus not falling under the protection of those patents [2]. Group 2: Previous Developments - On May 28, Zhao Chi Co., Ltd. reported that the National Intellectual Property Administration declared a specific patent (patent number: 201921505524.0) completely invalid, marking another victory in the ongoing patent disputes with Lehman Optoelectronics [3].

证券日报网讯8月15日晚间，雷曼光电（300162）发布公告称，公司及子公司不存在其他对外担保，不 存在违规担保和逾期担保。 ...

证券代码：300162 证券简称：雷曼光电 公告编号： 2025-027 深圳雷曼光电科技股份有限公司 关于向银行等金融机构申请综合授信及提 供担保的进展公告 本公司及董事会全体成员保证公告内容的真实、准确、完整，没有虚假记 载、误导性陈述或重大遗漏。 一、授信及担保进展情况 深圳雷曼光电科技股份有限公司（以下简称"公司"）于2025年4月24日召 开第六届董事会第四次会议、第六届监事会第四次会议，以及2025年5月20日召 开2024年度股东大会审议通过了《关于向银行等金融机构申请综合授信额度及提 供担保的议案》，同意公司及合并报表范围内子公司（以下简称"子公司"）向 银行及其他金融机构申请总金额不超过人民币18亿元的综合授信额度，本次授权 期限为2024年度股东大会审议通过之日起至下一年度股东大会召开之日止，在授 权期限内授信额度可循环使用。在上述综合授信额度内，同意公司对子公司申请 综合授信额度提供担保，担保总额不超过人民币3.5亿元（含），实际担保金额 及担保方式依据具体情况确定；相关担保事项以正式签署的担保协议为准；对同 一融资业务提供的担保额度不重复计算。具体内容详见公司于2025年4月28日在 ...

Core Viewpoint - The company is transitioning from an LED packaging enterprise to a MicroLED ultra-high-definition display enterprise, leveraging the opportunities presented by the arrival of the 5G and 8K era [1] Group 1: Company Strategy - The company has established a comprehensive ecosystem of LED products and solutions, including ultra-high-definition display screens, smart meeting interactive display systems, smart classroom education interactive display systems, ultra-high-definition home giant screens, LED intelligent lighting, and creative LED displays [1] - The company aims to focus on its core business, enhance technology and innovation, and actively explore new businesses and markets to deliver strong performance to investors [1] Group 2: Market Positioning - The company is positioning itself in the ultra-high-definition dedicated display, commercial display, and home display sectors, indicating a broad market strategy [1]

Group 1 - As of July 30, Lehman Optoelectronics' stock price closed at 7.76 yuan, down 0.21 yuan or 2.63% from the previous trading day [1] - The trading volume on that day was 175,800 hands, with a transaction amount of 137 million yuan [1] - Lehman Optoelectronics operates in the optical optoelectronics industry, focusing on the research, production, and sales of LED display products, covering specialized, commercial, and household display fields [1] Group 2 - On July 30, the company stated on its interactive platform that its LED chip packaging business is currently focused on the Micro LED large-size ultra-high-definition display field [1] - On the same day, the net outflow of main funds was 13.83 million yuan, accounting for 0.52% of the circulating market value [1]

Core Viewpoint - The company focuses on the packaging of light-emitting chips primarily in the Micro LED large-size ultra-high-definition display sector, with applications in specialized, commercial, and home display scenarios [1] Group 1 - The company's light-emitting chip packaging business is concentrated on the Micro LED technology [1] - Applications of the company's products include specialized displays, commercial displays, and home displays [1]

Core Viewpoint - Shenzhen Lehman Optoelectronics has successfully established overseas patent layouts for its Micro LED pixel engine technology, which enhances display resolution while reducing costs, thereby increasing market acceptance of Micro LED products [1][2] Group 1: Patent and Legal Actions - The company initiated overseas patent layouts for its Micro LED pixel engine technology five years ago, securing invention patent authorizations in Japan, Australia, and Canada, with ongoing efforts in other countries [1] - The company is preparing to initiate international litigation against certain competitors for patent infringement in key overseas markets [1] Group 2: Technological Innovations - The Micro LED pixel engine technology, launched in 2020, features disruptive innovations in pixel arrangement and AI algorithms, addressing the cost and resolution challenges in Micro LED displays [1] - Utilizing this technology, the number of light-emitting chips required can be increased by one-third, theoretically enhancing resolution by up to four times, which significantly reduces the cost of 4K Micro LED displays to one-third of existing technologies [2] Group 3: Competitive Advantage - The company has accumulated hundreds of patents related to various aspects of Micro LED display products, including structure, packaging, substrate, pixel arrangement, control, and interaction, which enhances the technological content of its ultra-high-definition displays [2] - These advancements contribute to the company's core competitiveness and support its high-quality development [2]

Core Viewpoint - Lehman Optoelectronics has initiated international patent applications for its Micro LED pixel engine technology, which has already received patents in Japan, Australia, and Canada, while also preparing for international litigation against patent infringements by competitors [1][2] Group 1: Technology and Innovation - The Micro LED pixel engine technology was first introduced by Lehman Optoelectronics in 2020, featuring disruptive innovations in pixel arrangement and AI algorithms, which effectively address the cost reduction and resolution enhancement challenges in Micro LED displays [1] - The technology has been recognized with the "2021 ISLE Annual Technology Achievement Award" and is widely applied in various COB display products from the company [1] - By utilizing the Micro LED pixel engine technology, the number of light-emitting chips required can be increased by one-third, theoretically enhancing resolution by up to four times, which implies that the cost of light-emitting chips for 4K Micro LED displays could be reduced to one-third of existing technologies [1] Group 2: Patent and Market Position - The company invests significant resources annually in the development of LED display technology and has accumulated hundreds of patents related to LED products, covering various aspects such as structure, packaging, substrate, pixel arrangement, control, and interaction [2] - With over twenty years of experience in LED integration packaging technology, display design, and intelligent control technology, the company has established a solid technological barrier through mastery of core processes like COB and pixel engine COB [2] - The company has developed a COB product ecosystem that caters to specialized, commercial, and household applications, addressing diverse customer needs and establishing a competitive advantage in the small-pitch display sector [2]

证券代码：300162 证券简称：雷曼光电 公告编号：2025-026 深圳雷曼光电科技股份有限公司 二、被担保人基本情况 关于向银行等金融机构申请综合授信及提 供担保的进展公告 本公司及董事会全体成员保证公告内容的真实、准确、完整，没有虚假记 载、误导性陈述或重大遗漏。 一、授信及担保进展情况 深圳雷曼光电科技股份有限公司（以下简称"公司"）于2025年4月24日召 开第六届董事会第四次会议、第六届监事会第四次会议，以及2025年5月20日召 开2024年度股东大会审议通过了《关于向银行等金融机构申请综合授信额度及提 供担保的议案》，同意公司及合并报表范围内子公司（以下简称"子公司"）向 银行及其他金融机构申请总金额不超过人民币18亿元的综合授信额度，本次授权 期限为2024年度股东大会审议通过之日起至下一年度股东大会召开之日止，在授 权期限内授信额度可循环使用。在上述综合授信额度内，同意公司对子公司申请 综合授信额度提供担保，担保总额不超过人民币3.5亿元（含），实际担保金额 及担保方式依据具体情况确定；相关担保事项以正式签署的担保协议为准；对同 一融资业务提供的担保额度不重复计算。具体内容详见公司于20 ...

Group 1 - The core point of the announcement is the completion of the share inheritance transfer from the deceased controlling shareholder Li Yuezong to his spouse Wang Lishan, resulting in a change in the number of actual controllers of the company from four to three [1][2]. - Li Yuezong held 5,612,000 shares directly, accounting for 1.34% of the total share capital, and indirectly held 4,530,938 shares through his 11.25% stake in Nanjing Jiede Venture Capital Partnership, which totals 1.08% of the company's shares [1][2]. - Following the transfer, Wang Lishan now directly holds 44,090,000 shares, representing 10.51% of the total share capital, and retains indirect holdings through Jiede Investment and Nanjing Xixu Investment [2]. Group 2 - The shareholding structure before and after the transfer shows that Wang Lishan's shareholding increased from 38,478,000 shares (9.17%) to 44,090,000 shares (10.51%), while Li Yuezong's shares are now zero [2]. - The total shareholding of the controlling shareholders and their concerted actions remains unchanged at 147,558,500 shares, which is 35.17% of the total share capital [2][3]. - The change in shareholding does not affect the company's control, governance structure, or ongoing operations [3].