证券代码：688699 证券简称：明微电子 公告编号：2021-034 深圳市明微电子股份有限公司 关于参加 2021 深圳辖区"沟通传递价值，交流创造良好生态" 上市公司投资者网上集体接待日活动的公告 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。 为进一步加强与投资者的互动交流工作，深圳市明微电子股份有限公司（以 下简称"公司"）将参加由深圳上市公司协会、深圳市全景网络有限公司共同举 办的"沟通传递价值，交流创造良好生态"——2021 深圳辖区上市公司投资者网 上集体接待日活动，现将有关事项公告如下： 本次集体接待日活动将在深圳市全景网络有限公司提供的网上平台，采取网 络远程的方式举行，投资者可以登录"全景•路演天下"网站（http://rs.p5w.net/） 或关注微信公众号：全景财经，参与公司本次投资者集体接待日活动，活动时间 为 2021 年 11 月 30 日 14:00 至 17:00。 届时公司的财务总监王忠秀女士和董事会秘书郭王洁女士将通过网络文字 交流形式与投资者进行沟通。 欢迎广大投资者积极参与。 ...

Financial Performance - The company's revenue for Q3 2021 reached ¥452.89 million, representing a year-over-year increase of 227.95%[5] - Net profit attributable to shareholders for Q3 2021 was ¥297.49 million, a significant increase of 908.07% compared to the same period last year[5] - The net profit attributable to shareholders after deducting non-recurring gains and losses was ¥293.24 million, up 892.59% year-over-year[5] - The total revenue for the first nine months of 2021 was ¥1.07 billion, reflecting a growth of 233.50% year-over-year[10] - Basic earnings per share for Q3 2021 were ¥4.00, with diluted earnings per share also at ¥4.00, both showing substantial growth[6] - Operating profit for the third quarter was ¥657,182,705.66, compared to ¥62,720,702.69 in the previous year, indicating a substantial increase[23] - Net profit for the third quarter was ¥600,038,523.45, a remarkable rise from ¥58,468,906.40 in the same quarter of 2020, reflecting an increase of over 927%[24] - Basic and diluted earnings per share for the third quarter were both ¥8.07, compared to ¥1.05 in the previous year, marking a significant improvement[25] - The company reported a total comprehensive income of ¥599,856,656.26 for the third quarter, a significant increase from ¥58,104,794.74 in the previous year[24] Cash Flow and Assets - The company reported a net cash flow from operating activities of ¥469.22 million for the first nine months, a remarkable increase of 1,844.50%[10] - Cash inflow from operating activities for the first three quarters of 2021 reached approximately CNY 1,081.62 million, a significant increase from CNY 203.35 million in the same period of 2020[26] - Net cash flow from operating activities in Q3 2021 was CNY 469.22 million, compared to a negative CNY 26.90 million in Q3 2020[27] - Cash and cash equivalents amounted to approximately 509.35 million RMB, up from 464.83 million RMB at the end of 2020, indicating improved liquidity[18] - Total current assets reached approximately 1.503 billion RMB, up from 1.027 billion RMB at the end of 2020, reflecting robust growth in asset management[18] - Total assets at the end of Q3 2021 were ¥1.82 billion, an increase of 51.01% compared to the end of the previous year[6] - Total assets as of the end of the third quarter amounted to ¥1,815,565,012.22, up from ¥1,202,281,754.59 at the same time last year, showing a growth of approximately 51.1%[20] - Cash and cash equivalents at the end of Q3 2021 totaled CNY 509.35 million, an increase from CNY 57.39 million at the end of Q3 2020[27] Research and Development - Research and development expenses totaled ¥23.33 million in Q3 2021, which accounted for 5.15% of revenue, a decrease of 0.96 percentage points from the previous year[6] - Research and development expenses for the third quarter were ¥50,886,820.21, compared to ¥24,585,149.74 in the same quarter of 2020, indicating an increase of approximately 106.5%[23] - The company plans to continuously innovate and launch competitive new products to adapt to market demands[16] - The company established a wholly-owned subsidiary, Tongling Qiming Semiconductor Technology Co., Ltd., to enhance production capacity and accelerate new product development[16] Inventory and Liabilities - Inventory levels rose to 194.74 million RMB, compared to 88.92 million RMB at the end of 2020, suggesting increased stockpiling[18] - Total liabilities increased to ¥174,507,949.27 from ¥116,460,547.90, representing a growth of about 49.8%[20] - Total liabilities amounted to 116,460,547.90, a decrease of 8,212,752.39 compared to the previous period[31] Shareholder Information - Shareholders' equity attributable to the parent company reached 5.114 billion RMB, reflecting an increase in net profit during the reporting period[11] - The top shareholder, Shenzhen Mingwei Technology Co., Ltd., holds 40.66% of the shares, indicating strong control over the company[13] Future Outlook - The management anticipates potential uncertainties in future operating performance due to global COVID-19 impacts and supply chain challenges[16] - The company plans to continue expanding its product lines and enhancing its supply capabilities to meet the growing demand in downstream application fields[10]

2021 年半年度报告 公司代码：688699 公司简称：明微电子 深圳市明微电子股份有限公司 2021 年半年度报告 1 / 162 2021 年半年度报告 重要提示 一、本公司董事会、监事会及董事、监事、高级管理人员保证半年度报告内容的真实、准确、完 整，不存在虚假记载、误导性陈述或重大遗漏，并承担个别和连带的法律责任。 二、重大风险提示 报告期内，不存在对公司生产经营产生实质性影响的特别重大风险。公司已在报告中详细描 述可能存在的相关风险，敬请查阅第三节管理层讨论与分析"五、风险因素"部分内容。 三、公司全体董事出席董事会会议。 四、本半年度报告未经审计。 五、公司负责人王乐康、主管会计工作负责人王忠秀及会计机构负责人（会计主管人员）王忠秀 声明：保证半年度报告中财务报告的真实、准确、完整。 六、董事会决议通过的本报告期利润分配预案或公积金转增股本预案 不适用 七、是否存在公司治理特殊安排等重要事项 □适用 √不适用 八、前瞻性陈述的风险声明 √适用 □不适用 本半年度报告中涉及的未来计划、发展战略等前瞻性陈述不构成公司对投资者的实质承诺， 投资者及相关人士均应当对此保持足够的风险认识，并且应当理解计划 ...

Financial Performance - Net profit attributable to shareholders increased by 392.30% to CNY 65,543,186.57 year-on-year[6] - Operating revenue grew by 134.93% to CNY 202,255,617.00 compared to the same period last year[6] - Basic earnings per share rose by 266.67% to CNY 0.88[6] - The company reported a total comprehensive income of ¥65,618,353 for Q1 2021, compared to ¥13,677,752 in Q1 2020, an increase of 380%[29] - Operating profit for Q1 2021 was ¥72,026,136, up from ¥14,115,750 in Q1 2020, representing a growth of 410%[28] - Net profit for Q1 2021 was ¥65,543,187, compared to ¥13,313,611 in Q1 2020, marking an increase of 393%[29] Revenue and Costs - Revenue for Q1 2021 reached ¥202,255,617.00, a 134.93% increase compared to Q1 2020, driven by strong market demand and rising product prices[15] - Operating costs rose by 93.40% to ¥112,226,928.53, correlating with the increase in revenue[15] - The total operating costs for Q1 2021 were ¥130,477,678, which is an increase of 86% from ¥70,132,003 in Q1 2020[27] - Cash received from sales increased by 76.96% to ¥95,996,204.73, driven by revenue growth and higher customer payments[16] Assets and Liabilities - Total assets increased by 5.45% to CNY 1,267,843,567.26 compared to the end of the previous year[6] - Current assets totaled CNY 1,075,965,241.75, compared to CNY 1,026,787,083.86, indicating an increase of about 4.80%[19] - Total liabilities remained relatively stable at CNY 116,404,007.82, slightly down from CNY 116,460,547.90[20] - The company’s total assets as of Q1 2021 were ¥1,225,290,680, an increase from ¥1,164,294,066 in the previous year[25] - Total liabilities as of Q1 2021 were ¥80,233,711, a decrease from ¥82,523,733 in the previous year[25] Shareholder Information - The total number of shareholders reached 5,708 by the end of the reporting period[12] - The largest shareholder, Shenzhen Mingwei Technology Co., Ltd., holds 40.66% of the shares[12] - Total equity increased to ¥1,145,056,970 in Q1 2021, up from ¥1,081,770,334 in Q1 2020, reflecting a growth of 6%[25] Cash Flow - The net cash flow from operating activities improved by 48.69%, reaching CNY -12,481,127.05[6] - Cash inflow from operating activities was CNY 97,339,966.25 in Q1 2021, compared to CNY 55,387,631.50 in Q1 2020, representing a 75.8% increase[33] - The net cash flow from investment activities was CNY 14,731,326.24 in Q1 2021, compared to -CNY 2,465,788.35 in Q1 2020, indicating a positive turnaround[34] Research and Development - Research and development expenses accounted for 5.32% of operating revenue, a decrease of 3.81 percentage points[6] - R&D expenses increased by 37.01% to ¥10,765,799.35, attributed to higher personnel costs and direct project investments[16] - R&D expenses in Q1 2021 amounted to ¥10,765,799, which is a 37% increase from ¥7,857,435 in Q1 2020[28]

Financial Performance - The company's operating revenue for 2020 was RMB 525.26 million, representing a year-on-year increase of 13.47% compared to RMB 462.90 million in 2019[22]. - The net profit attributable to shareholders for 2020 was RMB 109.27 million, a 35.36% increase from RMB 80.72 million in 2019[22]. - The net profit after deducting non-recurring gains and losses was RMB 101.84 million, up 39.45% from RMB 73.03 million in the previous year[22]. - The basic earnings per share for 2020 was RMB 1.96, reflecting a growth of 35.17% compared to RMB 1.45 in 2019[24]. - The gross profit margin improved to 33.84% in 2020, an increase of 3.14 percentage points compared to 2019[98]. - The company's total revenue for Q1 was approximately ¥86.09 million, Q2 was ¥97.06 million, Q3 was ¥138.10 million, and Q4 was ¥204.01 million, showing a significant increase in revenue throughout the year[27]. - The net profit attributable to shareholders for Q4 reached ¥50.80 million, up from ¥29.51 million in Q3, indicating strong year-end performance[28]. Dividend and Capital Management - The company plans to distribute a cash dividend of RMB 6 per 10 shares, totaling RMB 44,620,800, which accounts for 40.84% of the net profit attributable to shareholders for 2020[5]. - The company does not plan to increase capital reserves or issue bonus shares for the year[5]. - The company executed a clear and compliant profit distribution policy during the reporting period, ensuring the protection of minority shareholders' rights[135]. - In 2020, the company distributed cash dividends amounting to approximately 44.62 million RMB, representing 40.84% of the net profit attributable to ordinary shareholders[136]. Audit and Compliance - The board of directors has confirmed the accuracy and completeness of the annual report, with no significant omissions or misleading statements[4]. - The company has received a standard unqualified audit report from Rongcheng Accounting Firm[4]. - The company has not reported any violations in decision-making procedures regarding external guarantees[7]. - The company has maintained compliance with all commitments made by its actual controllers and shareholders during the reporting period[138]. Research and Development - Research and development expenses accounted for 7.12% of operating revenue, a decrease of 0.64 percentage points from 7.76% in 2019[24]. - The company achieved a total R&D investment of ¥37,413,529.45, representing a 4.10% increase from the previous year[64]. - The company has established a dynamic R&D model focused on innovation and market demand, leveraging a skilled team and advanced equipment[39]. - The company has developed several core technologies that are at or near international advanced levels, which have been effectively applied in major product designs[55]. Market and Product Development - The company plans to continue expanding its market presence and developing new high-margin products to sustain growth in the coming years[25]. - The company specializes in integrated circuit design, focusing on LED display driver chips, LED lighting driver chips, and power management chips, which are widely used in various applications[34]. - The company has established partnerships with well-known industry players such as Strong Power Giant, Leyard, and Unilumin for mass production of its LED driver products[35]. - The company aims to enhance market penetration through continuous R&D of new products, including intelligent and dimmable lighting solutions[102]. Operational Challenges - The net cash flow from operating activities decreased by RMB 49.27 million, a decline of 397.29% compared to RMB 16.57 million in 2019[22]. - The net cash flow from operating activities was negative in Q1 at -¥24.32 million, but improved to -¥22.38 million in Q4, reflecting ongoing operational challenges[28]. - The company faces risks related to core technology leakage, which could undermine its competitive edge in the technology-intensive integrated circuit design industry[88]. - The company is exposed to macroeconomic risks, including potential impacts from the COVID-19 pandemic and trade tensions, which could affect market demand and operational performance[94]. Technological Advancements - The company has achieved significant technological advancements in LED driver technology, including constant current control and high-voltage self-start capabilities[46]. - The company has made significant technological breakthroughs in high-voltage linear driving, expanding its application in smart lighting solutions[36]. - The company has successfully implemented a fabless model, outsourcing wafer manufacturing while maintaining some in-house packaging and testing capabilities[40]. - The company has developed multiple advanced technologies in LED driving, including SM-PWM technology, which enhances the display refresh rate of LED screens to 8KHz[59]. Corporate Governance - The company has not disclosed any special arrangements for corporate governance[7]. - All board members attended the board meeting to discuss the annual report[4]. - The company has committed to avoiding competition with Mingwei Electronics and its subsidiaries[160]. - The company has not faced any situations that could lead to delisting or bankruptcy restructuring[166]. Environmental and Social Responsibility - The company is committed to green and sustainable development through product innovation and adherence to environmental regulations[183]. - The company has passed ISO9001, ISO14001, and GB/T28001 certifications to ensure product quality and safety[182]. - The company has not experienced any environmental pollution incidents during the reporting period[184]. - Hazardous waste generated by the company is managed by qualified disposal units, ensuring proper handling and storage[185].