证券代码：688021 证券简称：奥福环保 公告编号：2023-028 山东奥福环保科技股份有限公司 关于召开 2023 年第三季度业绩说明会的公告 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。 重要内容提示： 山东奥福环保科技股份有限公司（以下简称"公司"）将于 2023 年 10 月 21 日发布公司 2023 年第三季度报告，为便于广大投资者更全面深入地了解公司 2023 年第三季度经营成果、财务状况，公司计划于 2023 年 10 月 27 日下午 14:00- 15:00 举行 2023 年第三季度业绩说明会，就投资者关心的问题进行交流。 一、说明会类型 本次投资者说明会以网络互动形式召开，公司将针对 2023 年第三季度的经 营成果及财务指标的具体情况与投资者进行互动交流和沟通，在信息披露允许的 范围内就投资者普遍关注的问题进行回答。 二、说明会召开的时间、地点 （一）会议召开时间：2023 年 10 月 27 日下午 14:00-15:00 会议召开时间：2023 年 10 月 27 日(星期五)下午 1 ...

证券代码：688021 证券简称：奥福环保 公告编号：2023-027 山东奥福环保科技股份有限公司 董监高集中竞价减持股份计划提前终止 大股东及董监高持股的基本情况 本次减持计划实施前，公司董事王建忠先生持有山东奥福环保科技股份有限 公司（以下简称"公司"或"本公司"）股份 9,234,967 股，占公司总股本的比例 为 11.95%。公司董事于发明先生持有山东奥福环保科技股份有限公司股份 9,388,460 股，占公司总股本的比例为 12.15%。上述股份均来源于公司首次公开 发行前持有的股份，且已于 2022 年 11 月 7 日解除限售后上市流通。 集中竞价减持计划的实施结果情况 2023 年 3 月 18 日，公司披露了《山东奥福环保科技股份有限公司董监高集 中竞价减持股份计划公告》（公告编号：2023-004）。在减持公告披露之日起 15 个交易日后的 2023 年 4 月 11 日至 2023 年 9 月 28 日内（窗口期等不得减持股 份期间不减持），董事王建忠先生通过集中竞价减持公司股份不超过 1,000,000 股，占公司总股本的 1.29%。 公司于 2023 年 7 月 8 日披露了《 ...

关于召开 2023 年半年度业绩说明会的公告 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。 证券代码：688021 证券简称：奥福环保 公告编号：2023-026 山东奥福环保科技股份有限公司 重要内容提示： 会议召开时间：2023 年 9 月 15 日(星期五)上午 09:00-10:00 会 议 召 开 地 点 ： 上 海 证 券 交 易 所 上 证 路 演 中 心 （ 网 址 ： http://roadshow.sseinfo.com/） 会议召开方式：上证路演中心网络互动 投资者可于 2023 年 9 月 8 日(星期五)至 9 月 14 日(星期四)16:00 前登录 上 证 路 演 中 心 网 站 首 页 点 击 " 提 问 预 征 集 " 栏 目 或 通 过 公 司 邮 箱 shandongaofu@aofuchina.com 进行提问。公司将在说明会上对投资者普遍关注的 问题进行回答。 山东奥福环保科技股份有限公司（以下简称"公司"）已于 2023 年 8 月 24 日发布公司 2023 年半年度报告， ...

证券代码：688021 证券简称：奥福环保 公告编号：2023-025 山东奥福环保科技股份有限公司 关于注销部分募集资金专项账户的公告 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、准确性和完整性依法承担法律责任。 一、募集资金基本情况 经中国证券监督管理委员会证监许可【2019】1884 号文核准，山东奥福环保 科技股份有限公司（以下简称"公司"）于 2019 年 10 月向社会首次公开发行人 民币普通股（A 股）2,000.00 万股，每股发行价格为人民币 26.17 元，募集资金 总额为人民币 52,340.00 万元，扣除发行费用人民币 6,627.92 万元后，募集资 金净额为人民币 45,712.08 万元。上述募集资金于 2019 年 10 月到位，并经容诚 会计师事务所（特殊普通合伙）会验字【2019】7830 号《验资报告》验证。 二、募集资金专户开立与管理情况 根据《上市公司监管指引第 2 号—上市公司募集资金管理和使用的监管要 求》《上海证券交易所科创板股票上市规则》《上海证券交易所科创板上市公司 自律监管指引第 1 号——规范运 ...

Financial Performance - The company reported a significant increase in revenue for the first half of 2023, reaching a total of 500 million RMB, representing a 25% year-over-year growth[1]. - The company's operating revenue for the first half of 2023 reached ¥192,825,593.53, representing an increase of 88.57% compared to ¥102,258,266.62 in the same period last year[19]. - Net profit attributable to shareholders for the same period was ¥18,676,134.35, a significant increase of 318.42% from ¥4,463,533.29 year-on-year[19]. - The net profit attributable to shareholders of the listed company for the first half of 2023 reached CNY 23,152,299.74, representing a significant increase of 228.67% compared to the same period last year[25]. - The company reported a total revenue of 9,832.39 million RMB for the first half of 2023, with a net profit of 1,668.80 million RMB, representing a significant increase of 3,249.47 million RMB compared to the previous year[46]. - Basic earnings per share for the first half of 2023 were ¥0.24, a 300.00% increase from ¥0.06 in the same period last year[20]. - The gross profit margin for the first half of 2023 was 38.01%, down from 41.70% in 2022, indicating potential risks in maintaining margins due to price pressures from downstream customers[79]. Research and Development - The company has allocated 50 million RMB for research and development in new technologies for the upcoming fiscal year[1]. - The research and development expenditure accounted for 8.65% of operating revenue, down 7.11 percentage points from 15.76% in the previous year[20]. - The company focuses on the research and application of honeycomb ceramic technology, particularly in the field of air pollution control, with a competitive advantage in large-sized honeycomb ceramic carriers for heavy-duty commercial vehicles[27]. - The company has developed a complete technical system for honeycomb ceramic carriers, based on key core technologies such as "cordierite material structure and crystallization control technology" and "high-performance honeycomb ceramic carrier preparation process technology" through independent research and development[31]. - The company has developed advanced materials technology for the synthesis and crystal growth control of cordierite, which is essential for high-performance ceramic substrates[50]. - The company has established a comprehensive technology system for large-size honeycomb ceramic carriers, achieving domestic leadership and international advanced levels in production technology[37]. - The company has participated in the "14th Five-Year" National Key R&D Plan project focused on efficient purification of vehicle exhaust, with a project duration from December 2021 to November 2023[40]. - The company holds 9 new invention patents in the first half of 2023, contributing to its technological and research advantages[38]. Market Expansion and Strategy - The company is planning to expand its market presence in Southeast Asia, targeting a 10% market share by the end of 2024[1]. - The company has successfully secured a new partnership with a leading automotive manufacturer, projected to generate 200 million RMB in additional revenue over the next two years[1]. - The company is actively expanding its capacity in the passenger vehicle and overseas new car markets, enhancing its marketing system and team[63]. - The company is considering strategic acquisitions to enhance its product portfolio, with a budget of $100 million allocated for potential deals[117]. - The company is exploring potential mergers and acquisitions to enhance its market position, with no specific targets mentioned[173]. Environmental Responsibility - The management highlighted a focus on sustainability initiatives, aiming to reduce carbon emissions by 40% by 2025[1]. - The company emphasizes environmental protection and pollution prevention, implementing effective measures for wastewater and waste gas treatment during production[104]. - The company utilizes clean energy natural gas in the firing process to reduce emissions of NOX and SO2[104]. - The company has completed environmental monitoring for the first half of 2023, with pollutant emissions meeting relevant standards[107]. - The company has established a comprehensive environmental responsibility system and management protocols to ensure compliance with environmental regulations[110]. - The company has developed emergency response plans for environmental incidents, which have been submitted to local ecological environment authorities[106]. Financial Position and Assets - As of June 30, 2023, the total assets amounted to ¥1,494,995,900.82, reflecting a growth of 3.76% from ¥1,440,759,280.54 at the end of the previous year[19]. - The total current assets as of June 30, 2023, amounted to RMB 728,936,431.81, an increase from RMB 697,288,446.80 as of December 31, 2022, reflecting a growth of approximately 4.0%[154]. - The total liabilities reached ¥538,713,095.52, up from ¥507,861,865.51, marking a growth of around 6.00%[156]. - The total equity attributable to shareholders reached ¥951,903,640.88, compared to ¥931,331,409.77 in the previous year, showing a growth of 2.9%[161]. - The company reported a total of 10,743,827 shares held by the chairman, maintaining the same number as the previous period[146]. Risks and Challenges - The company faces risks related to new product development failures, which could impact operational performance if management misjudges industry trends[66]. - The company is heavily influenced by the regulatory environment for emissions standards, which could impact its market opportunities if regulations are not implemented as expected[82]. - The overall economic environment remains uncertain, which could adversely affect the commercial vehicle sector and, consequently, the company's performance[83]. - The company faces risks related to exchange rate fluctuations, particularly with USD, which could affect export sales and result in currency losses[80]. - The prices of key raw materials such as talc and alumina have shown volatility, which could impact future profit margins if prices continue to rise[79]. Shareholder Commitments - The company commits to measures aimed at improving profitability and filling the diluted immediate returns[118]. - The company will not transfer or entrust the management of its pre-IPO shares for 12 months from the date of listing[118]. - The commitment to fill the return gap is unconditional and irrevocable[118]. - The company will ensure compliance with the latest regulations from the China Securities Regulatory Commission[119]. - The company will take responsibility for any losses caused by violations of the commitments made[119].

Financial Performance - The company reported no cash dividends, stock bonuses, or capital reserve transfers for the 2022 profit distribution plan[5]. - The company has not achieved profitability since its listing[4]. - The company's operating revenue for 2022 was ¥203,771,847.21, a decrease of 48.54% compared to ¥396,012,673.09 in 2021[21]. - The net profit attributable to shareholders for 2022 was -¥7,837,334.02, representing a decline of 111.91% from ¥65,824,900.64 in 2021[21]. - The net cash flow from operating activities for 2022 was ¥71,912,560.64, down 13.08% from ¥82,736,415.55 in 2021[21]. - The total assets at the end of 2022 were ¥1,440,759,280.54, an increase of 0.68% from ¥1,431,050,399.15 at the end of 2021[21]. - The net assets attributable to shareholders at the end of 2022 were ¥920,623,924.07, a decrease of 1.73% from ¥936,825,748.51 at the end of 2021[21]. - The company's revenue after excluding non-main business income for 2022 was ¥199,527,738.48, a decrease of 49.19% compared to ¥392,688,980.06 in 2021[21]. - The net profit attributable to shareholders after deducting non-recurring gains and losses for 2022 was -¥18,739,723.59, a decline of 132.98% from ¥56,820,971.07 in 2021[21]. - Basic earnings per share decreased to -0.10 CNY, a decline of 111.76% compared to 0.85 CNY in 2021[22]. - The weighted average return on equity dropped to -0.84%, down 8.07 percentage points from 7.23% in 2021[22]. Audit and Compliance - A standard unqualified audit report was issued by the accounting firm for the financial statements[5]. - The board of directors and supervisory board members confirmed the accuracy and completeness of the annual report[5]. - The company has not violated decision-making procedures for external guarantees[7]. - There are no non-operational fund occupations by controlling shareholders or related parties[7]. - The company has not reported any instances of more than half of the directors being unable to guarantee the report's authenticity[8]. - The company has not disclosed any special arrangements for corporate governance[8]. - The company has maintained a consistent governance structure with no significant deviations from regulatory requirements[144]. - The company has no record of penalties from securities regulatory agencies in the past three years[161]. Market and Industry Challenges - The automotive industry faced significant challenges in 2022, with commercial vehicle sales down 31.2% year-on-year, impacting the company's revenue and profit[32]. - Heavy truck sales plummeted by 51.84% to 671,900 units, reflecting a tough market environment that affected the company's performance[32]. - The company experienced a net cash flow from operating activities of 13,303,614.90 CNY in Q4 2022, indicating some recovery in cash generation despite overall losses[24]. - The company has faced a decline in demand in the commercial vehicle market, impacting sales and revenue[106]. Research and Development - The company invested 36.72 million yuan in R&D, with a R&D expense ratio increase of 8.58% year-on-year, focusing on technological innovation to improve product quality and reduce costs[34]. - The company has achieved a competitive advantage in the development and production of large-sized honeycomb ceramic carriers, particularly for heavy-duty diesel vehicles, by obtaining full certification for products with a cross-section diameter of ≥250mm[51]. - The company has established a complete technology system in the honeycomb ceramic carrier field, based on self-developed key technologies, achieving domestic leadership and international advanced levels[58]. - The company has filed 21 new patent applications this year, with 10 patents granted, indicating a strong focus on innovation[63]. - The company is developing a new type of intermittent electric heating kiln with a maximum heating temperature of 1700℃, aimed at improving production efficiency and automation[71]. - The company is focusing on technological innovation and plans to collaborate with renowned universities and research institutions to develop core technologies with independent intellectual property rights[139]. Strategic Developments - The company is actively expanding into the passenger vehicle market and enhancing its marketing system to increase domestic market share[33]. - The company plans to enhance its product variety and expand its business scale to improve profitability and market competitiveness[138]. - The company intends to strengthen its marketing network and expand overseas markets, particularly in response to domestic emission standard upgrades[137]. - The company plans to enter two new international markets by Q3 2023, aiming for a 5% increase in overall revenue from these regions[151]. - The company has established long-term stable partnerships with leading catalyst manufacturers and major commercial vehicle manufacturers, ensuring a steady application market for its products[84]. Environmental and Sustainability Efforts - The company has invested in RTO equipment, bag dust collectors, and purification furnaces for effective waste gas treatment, ensuring compliance with emission standards[193]. - The company has implemented energy-saving measures and improved operational management to reduce overall energy consumption during production[191]. - The company has adopted clean energy natural gas as fuel in the firing process, which helps in reducing emissions of NOX and SO2[193]. - The company emphasizes the importance of environmental protection and pollution prevention, aligning with national strategies for air quality improvement[198]. - The company has a systematic approach to managing waste, including proper disposal of hazardous waste and recycling of general waste[193]. Governance and Management - The company has established a robust internal control system that meets the requirements of regulatory authorities, ensuring effective governance and risk management[184]. - The company has a structured performance evaluation mechanism for senior management, linking compensation to performance outcomes[183]. - The company has a professional core team and a sound incentive mechanism to enhance innovation and maintain management stability[85]. - The total remuneration for all directors, supervisors, and senior management at the end of the reporting period amounted to 3.1526 million RMB[159]. - The total remuneration for core technical personnel at the end of the reporting period amounted to 1.3283 million RMB[159]. Future Outlook - The company provided a forward guidance of 10% revenue growth for the next fiscal year, projecting revenues of approximately $1.32 billion[151]. - The company plans to invest $50 million in research and development to innovate new technologies over the next two years[154]. - The company is expanding its market presence, targeting an additional 10 countries by the end of the fiscal year[154]. - The company has achieved significant progress in the automatic control of DPF firing processes, enhancing production efficiency and reducing costs[68].

关于召开 2022 年度暨 2023 年第一季度 业绩说明会的公告 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。 重要内容提示： 证券代码：688021 证券简称：奥福环保 公告编号：2023-016 山东奥福环保科技股份有限公司 会议召开时间：2023 年 5 月 23 日(星期二)下午 13:00-14:00 会 议 召 开 地 点 ： 上 海 证 券 交 易 所 上 证 路 演 中 心 （ 网 址 ： http://roadshow.sseinfo.com/） 会议召开方式：上证路演中心网络互动 投资者可于 2023 年 5 月 17 日(星期三)至 5 月 22 日(星期一)16:00 前登录 上 证 路 演 中 心 网 站 首 页 点 击 " 提 问 预 征 集 " 栏 目 或 通 过 公 司 邮 箱 shandongaofu@aofuchina.com 进行提问。公司将在说明会上对投资者普遍关注的 问题进行回答。 山东奥福环保科技股份有限公司（以下简称"公司"）已于 2023 年 4 月 26 日发布公司 ...

Financial Performance - The company reported no cash dividends, stock bonuses, or capital reserve transfers for the 2022 fiscal year[5]. - The company has not achieved profitability since its listing[4]. - The company's operating revenue for 2022 was ¥203,771,847.21, a decrease of 48.54% compared to ¥396,012,673.09 in 2021[21]. - The net profit attributable to shareholders for 2022 was -¥7,837,334.02, representing a decline of 111.91% from ¥65,824,900.64 in the previous year[21]. - The net cash flow from operating activities for 2022 was ¥71,912,560.64, down 13.08% from ¥82,736,415.55 in 2021[21]. - The total assets at the end of 2022 were ¥1,440,759,280.54, a slight increase of 0.68% from ¥1,431,050,399.15 at the end of 2021[21]. - The net assets attributable to shareholders decreased by 1.73% to ¥920,623,924.07 at the end of 2022 from ¥936,825,748.51 at the end of 2021[21]. - The company's revenue after excluding non-main business income was ¥199,527,738.48, a decrease of 49.19% compared to ¥392,688,980.06 in 2021[21]. - The net profit attributable to shareholders after deducting non-recurring gains and losses was -¥18,739,723.59, a decline of 132.98% from ¥56,820,971.07 in 2021[21]. - Basic earnings per share decreased to -0.10 CNY, a decline of 111.76% compared to 0.85 CNY in 2021[22]. - The weighted average return on equity dropped to -0.84%, down 8.07 percentage points from 7.23% in 2021[22]. - The gross margin for the reporting period was 41.70%, down from 42.55% in the previous year[99]. - The company's revenue for the reporting period was 20,377.18 million yuan, a decrease of 48.54% compared to the previous year, with a net profit of -783.73 million yuan, indicating a significant decline in performance due to reduced demand in the commercial vehicle market[86]. Corporate Governance - A standard unqualified audit report was issued by the accounting firm for the financial statements[5]. - The board of directors fully attended the board meeting[5]. - The company has not disclosed any special arrangements for corporate governance[8]. - The company has not violated decision-making procedures for external guarantees[7]. - There are no non-operational fund occupations by controlling shareholders or related parties[7]. - The company has established a stock incentive plan, granting 3.85 million restricted shares to 53 individuals, enhancing its governance structure and talent retention[36]. - The company’s independent directors have fulfilled their responsibilities effectively, ensuring the protection of minority shareholders' rights[176]. - The company has a structured performance evaluation mechanism for senior management, linking compensation to performance outcomes[183]. Research and Development - The company is focused on expanding its market presence and enhancing product development capabilities[20]. - Research and development expenses accounted for 18.02% of operating revenue, an increase of 8.58 percentage points from 9.44% in 2021[22]. - The total R&D expenditure for the year was ¥36,724,559.39, a decrease of 1.78% compared to the previous year[65]. - The company invested 36.72 million yuan in R&D, with a year-on-year increase of 8.58% in R&D expense ratio, focusing on technology innovation to improve product quality and reduce costs[34]. - The company has maintained compliance with ISO9001 standards, ensuring quality management in its operations[20]. - The company is actively developing new products and technologies, focusing on improving production efficiency and reducing costs through continuous R&D efforts[35]. - The company has established a complete technology system in the honeycomb ceramic carrier field, based on self-developed key technologies, achieving domestic leadership and international advanced levels[58]. - The company has collaborated with Tianjin University on a key research project under the "14th Five-Year" National Key R&D Program, focusing on efficient purification catalysts for vehicle exhaust, with a project duration from December 2021 to November 2023[61]. Market Conditions - The automotive industry faced a 31.9% decline in commercial vehicle production and a 31.2% decline in sales in 2022, impacting the company's revenue and profit significantly[32]. - Heavy truck sales dropped by 51.84% year-on-year, reflecting the challenging market conditions[32]. - The company is focusing on stabilizing operations and expanding market presence amid a complex economic environment[32]. - The company has seen historical highs in export sales, with ongoing growth in overseas market sales despite domestic market contraction[33]. - Domestic revenue was 135,597,788.19, down 60.33%, while overseas revenue increased by 25.68% to 63,929,950.29[109]. - The company is expanding its market presence in the commercial vehicle sector, achieving significant competitive advantages in the production of diesel vehicle honeycomb ceramic carriers[33]. Environmental Initiatives - The company is committed to addressing environmental protection needs, focusing on the development of specialized equipment for air pollution control[40]. - The implementation of the National VI emission standards has significantly increased the demand for honeycomb ceramic carriers, particularly in heavy-duty diesel vehicles, enhancing market opportunities for domestic manufacturers[42]. - The company has invested in RTO equipment, bag dust collectors, and purification furnaces for effective waste gas treatment, ensuring compliance with emission standards[193]. - The company has adopted energy-saving measures and improved operational management to reduce overall energy consumption during production[191]. - The company has implemented measures to reduce carbon emissions by optimizing kiln construction processes and reducing natural gas consumption[195]. - The company is dedicated to promoting its brand and improving after-sales service capabilities to facilitate the widespread application of its products in the air pollution control industry[141]. Risks and Challenges - The company faces various risks as outlined in the management discussion and analysis section[4]. - The company faces risks related to new product development failures and potential misjudgments in industry trends, which could negatively impact its operational performance[87]. - The company is exposed to risks from fluctuations in the commercial vehicle market, with a significant decline in sales of heavy commercial vehicles by 51.84% in 2022[86]. - The company faces risks related to the fluctuation of raw material prices, particularly for talc, alumina, and natural gas, which have shown an upward trend[99]. Strategic Initiatives - The company plans to expand production capacity to meet the growing demand for honeycomb ceramic carriers following the implementation of the National VI emission standards[96]. - The company is focusing on technological innovation and plans to strengthen cooperation with renowned universities and research institutions to develop core technologies with independent intellectual property rights[139]. - The company intends to optimize its production management to reduce costs and enhance market responsiveness, thereby improving its market position[137]. - The company plans to improve its talent structure through internal training and recruitment, aiming to enhance employee skills and knowledge[142]. - The company is considering strategic acquisitions to bolster its market position, with a budget of $100 million allocated for potential deals[154]. Employee and Management Information - The company has a total of 716 employees, with 525 in production, 15 in sales, 104 in technical roles, 18 in finance, and 54 in administration[171][172]. - The total remuneration for all directors, supervisors, and senior management at the end of the reporting period amounted to 3.1526 million RMB[159]. - The total pre-tax remuneration for core technical personnel at the end of the reporting period was 1.3283 million RMB[159]. - The company has a professional core team and a sound incentive mechanism to enhance innovation and maintain management stability[85]. Shareholder Information - The company will not distribute profits or increase capital reserves for the 2022 fiscal year, as per the proposed profit distribution plan[174]. - The company ensures equal information access for all shareholders and protects their rights through a robust voting mechanism[200].

Financial Performance - The company's operating revenue for Q1 2023 was ¥98,127,243.94, representing a year-on-year increase of 76.59%[2] - The net profit attributable to shareholders was ¥9,039,625.45, showing a decrease of 8.94% compared to the same period last year[2] - The net profit after deducting non-recurring gains and losses was ¥8,289,703.35, with a slight decrease of 1.32% year-on-year[2] - The net profit for Q1 2023 was ¥8,539,841.79, a decrease of 11.6% from ¥9,656,097.45 in Q1 2022[18] - Basic and diluted earnings per share for Q1 2023 were both ¥0.12, down from ¥0.13 in Q1 2022[19] Cash Flow - The net cash flow from operating activities was -¥23,501,343.33, a decline of 75.84% compared to the previous year[2] - Cash flow from operating activities for Q1 2023 was negative at -¥23,501,343.33, compared to -¥13,365,142.31 in Q1 2022[20] - The company's cash and cash equivalents net increase was CNY -48,947,143.68 in Q1 2023, compared to CNY -2,773,343.29 in Q1 2022[1] - The net cash flow from investment activities was -62,154,122.70 RMB, compared to -1,699,754.01 RMB in Q1 2022, reflecting a substantial increase in cash outflow[26] - The net cash flow from financing activities was 10,369,878.17 RMB, an increase of 173.5% compared to 3,798,871.40 RMB in the same quarter last year[27] Assets and Liabilities - Total assets at the end of the reporting period were ¥1,499,070,942.53, an increase of 4.05% from the end of the previous year[4] - The company's total liabilities increased to CNY 554,998,338.45 from CNY 507,861,865.51, which is an increase of about 9.26%[16] - The total equity attributable to shareholders reached CNY 932,298,896.77, up from CNY 920,623,924.07, reflecting a growth of approximately 1.73%[16] - The company's total liabilities increased to CNY 394,232,308.14 in Q1 2023, compared to CNY 313,992,568.11 in Q4 2022[22] Research and Development - Research and development expenses totaled ¥9,801,291.65, accounting for 9.99% of operating revenue, a decrease of 3.90 percentage points[4] - Research and development expenses for Q1 2023 were CNY 8,615,036.18, a significant increase from CNY 4,107,785.42 in Q1 2022[24] Inventory and Receivables - The company experienced a 131.37% increase in notes receivable, primarily due to increased sales revenue[7] - The company reported a 94.72% increase in operating costs, corresponding to the rise in sales volume[8] - Accounts receivable rose to CNY 123,308,802.79, up from CNY 84,505,348.19, marking an increase of around 46%[14] - The company reported a total inventory of CNY 303,764,407.36, slightly up from CNY 303,635,680.90, indicating a marginal increase[14] Shareholder Information - The number of ordinary shareholders at the end of the reporting period was 2,945[10] - The company's total owner's equity as of March 31, 2023, was CNY 939,066,016.17, up from CNY 931,331,409.77 at the end of 2022[23]

证券代码：688021 证券简称：奥福环保 公告编号：2022-055 山东奥福环保科技股份有限公司 关于参加山东辖区上市公司 2022 年度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、准确性和完整性依法承担法律责任。 为进一步加强与投资者的互动交流，山东奥福环保科技股份有限公司（以下 简称"公司"）将参加由中国证券监督管理委员会山东证监局、山东上市公司协 会联合举办的"山东辖区上市公司 2022 年度投资者网上集体接待日"活动，现 将有关事项公告如下： 本次投资者网上集体接待日活动将通过深圳市全景网络有限公司提供的互 联网平台举行，投资者可以登录全景网"投资者关系互动平台"（http://ir.p5w.net） 参与本次网上投资者接待日活动。本次活动时间为 2022 年 11 月 16 日（星期三） 下午 14:00—16:00。 届时公司董事长潘吉庆先生、总经理武雄晖先生、财务总监曹正先生和董事 会秘书潘洁羽女士将通过网络文字形式与投资者进行沟通交流，欢迎广大的投资 者积极参与。 特此公告。 山东奥福环保科技股份有限 ...