法定代表人：史卫利 主管会计工作负责人：王姣姣 会计机构负责人：王姣姣 | | | 占用方与上市公 | 上市公司核算 | 年期初 2023 | 2023 年半年度占 | 2023 年半年度 | 2023 年半年度 | 2023 年半年度 | 占用形成 | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 非经营性资金占用 | 资金占用方名称 | | | | 用累计发生金额 | 占用资金的利息 | 偿还累计发生 | 期末占用资金 | | 占用性质 | | | | 司的关联关系 | 的会计科目 | 占用资金余额 | | | | | 原因 | | | | | | | | （不含利息） | （如有） | 金额 | 余额 | | | | 控股股东、实际控制人 | - | - | - | - | - | - | - | - | - | - | | 及其附属企业 | | | | | | | | | | | | 小计 | - | - | - | - | - | - | - | - | - | - | | 前控股股东、实际控制 | - ...

证券代码：300842 证券简称：帝科股份 公告编号：2023-076 无锡帝科电子材料股份有限公司 第二届监事会第二十三次会议决议公告 本公司及监事会全体成员保证信息披露内容的真实、准确和完整，没有虚 假记载、误导性陈述或重大遗漏。 一、监事会会议召开情况 无锡帝科电子材料股份有限公司（以下简称"公司"）第二届监事会第二十 三次会议于 2023 年 8 月 29 日以现场方式在公司会议室召开，会议通知等相关资 料已于 2023 年 8 月 19 日通过电子邮件、微信方式送达全体监事。本次会议由监 事会主席邓铭女士召集并主持，应出席监事 3 人，实际出席监事 3 人。本次监事 会会议的召开符合《中华人民共和国公司法》及《无锡帝科电子材料股份有限公 司章程》等相关法律法规的规定，会议合法、有效。 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，符合公司《募集资金管理办法》的有关规定，不存在募集资金存放与使用违 规的情形，不存在变相改变募集资金投向和损害投资者利益的情形。 具体内容详见公司同日披露于巨潮资讯网（www.cninfo.com.cn）上的《2023 年半年度募集资金存放与 ...

证券代码：300842 证券简称：帝科股份 公告编号：2023-079 无锡帝科电子材料股份有限公司 后的理财收益及活期利息收入）。 2023 年 7 月 12 日，公司在巨潮资讯网上披露了《关于部分首次公开发行股 票募集资金专户销户的公告》（2023-062），公司将募集资金专户本息余额转入 公司基本户用于永久性补充流动资金，并已完成了募集资金专户的注销手续，募 集资金专户完成销户后，公司与保荐机构及各开户银行签署的《募集资金三方监 管协议》相应终止。 二、募集资金存放和管理情况 2023 年半年度募集资金存放与使用情况的专项报告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚 假记载、误导性陈述或重大遗漏。 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》、《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》以及《深圳证券交易所创业板上市公司自律监管指南第 2 号——公告格式》 等有关规定，无锡帝科电子材料股份有限公司（以下简称"公司"）就 2023 年 半年度募集资金存放与使用情况作如下专项报告： 一、募集资金基本情况 (一) 实际募 ...

无锡帝科电子材料股份有限公司 二、上期审计报告中带强调事项段无保留意见所涉及事项消除情况的说明 公司董事会和管理层高度重视 2022 年度审计报告中带强调事项段无保留意 见所涉及事项，并积极采取有效措施不断加强公司内部控制，以消除上述事项的 影响。具体措施如下： 1. 进一步明确相关记录的处理程序，完善岗位责任制，加强账实核对工作， 以使存放于仓库及外地中转库存货的变动能够及时、准确地反映到会计核算系统 中； 2. 加大力度开展相关人员的培训工作，组织学习《企业会计准则》及相关法 律法规规定，及时更新知识，不断提高员工相应的工作胜任能力； 董事会关于 2022 年度审计报告带强调事项段无保留意见 涉及事项影响已消除的专项说明 中天运会计师事务所（特殊普通合伙）（以下简称"中天运"）对无锡帝科 电子材料股份有限公司（以下简称"公司"）2022 年度财务报告出具了带强调事 项段的无保留意见审计报告（中天运[2023]审字第 90010 号）（以下简称"上期 审计报告"）。公司董事会现就 2022 年度审计报告带强调事项段无保留意见涉 及事项影响消除说明如下： 一、上期审计报告中带强调事项段无保留意见所涉及事项 ( ...

关于第二届董事会第二十四次会议相关事项的独立意见 根据《中华人民共和国公司法》、《中华人民共和国证券法》、《上市公司 独立董事规则》、《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》及《无锡帝科电子材料股份有限公司章程》、《无锡帝科电子 材料股份有限公司独立董事制度》等有关规定，我们作为无锡帝科电子材料股份 有限公司（以下简称"公司"）独立董事，就公司第二届董事会第二十四次会议 审议的有关议案，在查阅公司提供的相关资料、了解相关情况后，基于独立判断 的立场，发表独立意见如下： 一、《关于 2023 年半年度募集资金存放与使用情况专项报告的议案》的独 立意见 经核查，我们认为：公司编制的《2023 年半年度募集资金存放与使用情况的 专项报告》内容真实、准确、完整，不存在虚假记载、误导性陈述和重大遗漏。 报告期内，公司募集资金的管理和使用符合中国证券监督管理委员会、深圳证券 交易所关于上市公司募集资金使用和管理的相关规定，不存在违反募集资金管理 和使用相关规定、损害股东利益的情形。 二、关于公司 2023 半年度控股股东及其他关联方资金占用情况、公司对外 担保情况的独立意见 无锡帝科电 ...

证券代码：300842 证券简称：帝科股份 无锡帝科电子材料股份有限公司 投资者关系活动记录表 编号：2023-006 特定对象调研 □分析师会议 投 资者 关系 活 □媒体采访 业绩说明会 动类别 □新闻发布会 路演活动 □现场参观 其他（电话会议） 华福证券、中泰证券、汐泰投资、人保基金、煜德投资、鸿道 投资、中信建投资管、海通证券、沙钢投资、鑫然投资、上海 友檩、瑞丰证券、中英益利、国开证券、角点资产、阳光资管、 参与单位名称 兴业证券、Mirae、Fidelity、BEA Union、Point72、Harmolands、 JenerationCapital、SpruceLight、Franklin Templeton、3wfund 等 机构 时间 2023 年 6 月 15 日-6 月 16 日 地点 线上：电话会议 线下：公司会议室 上 市公 司接 待 人员姓名 副总经理、董事会秘书：彭民先生 应用技术部&市场部副总经理：南亚雄先生 本次调研活动主要问题及回答如下： 1、 公司二季度出货情况如何，订单情况？ 答：公司二季度订单情况良好，受益于光伏行业继续快速 投 资者 关系 活 发展以及下游客户 ...

证券代码：300842 证券简称：帝科股份 无锡帝科电子材料股份有限公司 投资者关系活动记录表 编号：2023-005 特定对象调研 □分析师会议 投资者关系活 □媒体采访 业绩说明会 动类别 □新闻发布会 路演活动 □现场参观 其他 华安基金、宝盈基金、汇安基金、兴证资管、东证自营、龙航 资产、循远资产、海雅金控、烜鼎资产、递归投资、巨子私募、 参与单位名称 瑞达基金、海创基金、阳合基金、兆天投资、敦和实业、和聚 投资、浙商证券、朱雀基金、首创证券、华泰证券等 21 家机 构共 23 位投资者 时间 2023 年 6 月 8 日 地点 公司会议室 上市公司接待 人员姓名 董事长、总经理助理 彭民先生 公司于 2023 年 6 月 8 日接待了调研人员，现将互动交流 中的主要内容总结如下： 1、 目前公司在 TOPCon 银浆市场的市占率如何？后续 市占率是多少？ 投资者关系活 答：公司应用于 N 型 TOPCon 电池的全套导电银浆产品 动主要内容介 出货量大幅增加且销售占比持续提升，技术、性能以及市场占 绍 有率都处于行业领先地位。公司将努力抓住市场机遇，持续加 大产品研发投入，不断强化 N 型 TOPC ...

证券代码：300842 证券简称：帝科股份 无锡帝科电子材料股份有限公司 投资者关系活动记录表 编号：2023-004 | | ☐特定对象调研 ☐分析师会议 | | --- | --- | | | ☐媒体采访 业绩说明会 | | 投资者关系活动类别 | ☐新闻发布会 ☐路演活动 | | | ☐现场参观 | | | ☐其他（请文字说明其他活动内容） | | 参与单位名称及人员 | 线上参与公司2022年度暨2023年第一季度网上业绩说 | | | 明会的全体投资者 | | 姓名 | | | 时间 | 2023年5月18日 15:00-16:30 | | 地点 | 价值在线（https://www.ir-online.cn/）网络互动 | | | 董事长、总经理 史卫利先生 董事、副总经理、财务负责人 | | | 王姣姣女士 | | 上市公司接待人员姓名 | 董事长、总经理助理 彭民先生 | | | 独立董事 唐建荣先生 | | | 保荐代表人 单磊先生 | | | 一、1.银价长期维持高位震荡的话，对公司影响如 | | | 何？ 2.市场占有率和公司的毛利率是否有直接关联？ | | | 3.管理层如何看待银包 ...

证券代码：300842 证券简称：帝科股份 公告编号：2023-047 无锡帝科电子材料股份有限公司 关于举办 2022 年度暨 2023 年第一季度 网上业绩说明会的公告 本公司及董事会全体成员保证信息披露的内容真实、准确、完整，没有虚 假记载、误导性陈述或重大遗漏。 重要内容提示： 会议问题征集： 投 资 者 可 于 2023 年 5 月 18 日 前 访问网址 https://eseb.cn/14sDtIaixhe 或使用微信扫描下方小程序码进行会前提问，公司将 通过本次业绩说明会，在信息披露允许范围内就投资者普遍关注的问题进行回答。 投 资 者 可 于 2023 年 5 月 18 日 （ 星 期 四 ） 15:00-16:30 通 过 网 址 https://eseb.cn/14sDtIaixhe 或使用微信扫描下方小程序码即可进入参与互动交流。 为充分尊重投资者、提升交流的针对性，现就公司本次业绩说明会提前向投资者 公开征集问题，投资者可于 2023 年 5 月 18 日前进行会前提问，公司将通过本次 业绩说明会，在信息披露允许范围内就投资者普遍关注的问题进行回答。 无锡帝科电子材料股份有限公司（以 ...

Financial Performance - Revenue for 2022 reached 3.77 billion yuan, a year-on-year increase of 33.83%[4] - Net profit attributable to shareholders was -17.32 million yuan, a year-on-year decrease of 118.44%[4] - Revenue in 2022 reached RMB 3,766,673,993.15, a 33.83% increase compared to 2021[30] - Net profit attributable to shareholders in 2022 was RMB -17,323,949.79, a decrease of 118.44% compared to 2021[30] - Operating cash flow in 2022 improved by 24.10% to RMB -196,882,465.77 compared to 2021[30] - Total assets in 2022 increased by 48.11% to RMB 3,355,189,075.52 compared to 2021[30] - Q4 2022 revenue was RMB 1,155,514,238.69, the highest among all quarters[32] - Q4 2022 net profit attributable to shareholders was RMB -31,473,267.25, the lowest among all quarters[32] - Q1 2022 operating cash flow was RMB 319,671,947.28, the highest among all quarters[32] - Q3 2022 operating cash flow was RMB -262,128,922.19, the lowest among all quarters[32] - Weighted average return on equity in 2022 was -1.87%, a decrease of 12.51 percentage points compared to 2021[30] - Revenue after deduction in 2022 was RMB 3,395,484,257.32, accounting for 90.14% of total revenue[30] - Total revenue in 2022 reached 3,766,673,993.15 yuan, a year-on-year increase of 33.83%[76] - Revenue from photovoltaic conductive silver paste accounted for 90.05% of total revenue, reaching 3,391,892,563.65 yuan, a year-on-year increase of 26.04%[76] - Domestic revenue accounted for 94.91% of total revenue, reaching 3,574,937,045.62 yuan, a year-on-year increase of 30.88%[76] - Overseas revenue increased by 130.98% year-on-year, reaching 191,736,947.53 yuan[76] - Sales volume of electronic specialty materials increased by 46.45% year-on-year, reaching 720,939.35 KG[80] - The top five customers accounted for 56.56% of total sales, with the largest customer contributing 13.98% of total sales[86] - The top five suppliers accounted for 88.60% of total procurement, with DOWA Electronics Materials Co., Ltd. contributing 35.71%[87] - R&D expenses increased by 17.05% year-on-year, reaching 114,927,298.16 yuan, driven by increased investment in technological innovation and product development[88] - Financial expenses surged by 820.82% year-on-year, reaching 112,737,526.17 yuan, mainly due to foreign exchange losses caused by exchange rate fluctuations[88] - Direct materials accounted for 88.77% of the cost of sales, reaching 3,049,536,227.42 yuan, a year-on-year increase of 27.13%[84] - R&D investment in 2022 was RMB 114.9 million, accounting for 3.05% of total revenue, a decrease of 0.44 percentage points compared to 2021[92] - The number of R&D personnel increased by 20.69% to 140 in 2022, with a significant increase in master's degree holders by 85.71%[92] - Investment losses amounted to -18.171 million yuan, a decrease of 54.39%, primarily due to silver futures and foreign exchange derivatives[99] - Fair value change gains were 9.126 million yuan, a decrease of 27.32%, mainly from floating gains on silver futures and foreign exchange derivatives[99] - Monetary funds increased by 15.38% to 866.002 million yuan, accounting for 25.81% of total assets, driven by expanded production and sales scale[100] - Accounts receivable increased by 2.10% to 894.165 million yuan, accounting for 26.65% of total assets, due to higher sales revenue[100] - Inventory decreased by 5.45% to 362.441 million yuan, accounting for 10.80% of total assets, with no significant changes[100] - Short-term borrowings decreased by 2.85% to 1.560 billion yuan, accounting for 46.50% of total assets, as the company expanded bank financing for raw material procurement[100] - Prepayments increased by 1.07% to 110.255 million yuan, accounting for 3.29% of total assets, due to increased prepayments for silver powder procurement[102] - Trade receivables increased by 16.10% to 678.632 million yuan, accounting for 20.23% of total assets, driven by increased domestic powder procurement[102] - Deferred income increased by 0.48% to 16 million yuan, due to government subsidies related to assets[103] - The company's financial assets at the beginning of the period were 151,758,790.00, with a fair value change of 13,979,595.00, and the ending balance was 82,437,010.82[104] - The company invested 35,000,000.00 in other equity tool investments, with no changes during the period[104] - The company's financial liabilities at the beginning of the period were 21,130,907.37, with a fair value change of 23,105,703.00, and the ending balance was 0.00[104] - The company's restricted assets at the end of the period totaled 1,088,820,363.72, including 628,049,523.53 in monetary funds and 460,770,840.19 in receivables[106] - The company's derivative investments for hedging purposes totaled 743,700.00, accounting for 0.79% of the company's net assets at the end of the period[109] - The company's foreign exchange derivative products had an initial investment of 0, a fair value change of 2,310.57, and an ending balance of 197.48, accounting for 0.21% of the company's net assets[109] - The company's silver futures contracts had an initial investment of 0, a fair value change of -1,397.96, and an ending balance of 546.22, accounting for 0.58% of the company's net assets[109] - The company incurred a total loss of -119.712 million yuan from foreign exchange derivatives and silver futures contracts during the reporting period[110] - The company's foreign exchange derivatives and silver futures contracts are closely related to daily business needs, aiming to hedge against exchange rate and raw material price fluctuations[110] - The company has established a "Financial Derivatives Trading Business Management System" to regulate and control risks associated with derivatives trading[110] - The company's financial derivatives trading is conducted with qualified financial institutions, and strict risk management measures are implemented to prevent credit and legal risks[110] - The company's financial derivatives trading is based on actual business needs, such as foreign currency bank loans, export receipts, and import payments, and is not for speculative purposes[110] - The company's financial derivatives trading is subject to hierarchical management, with clear responsibilities assigned to the finance department, internal audit department, and business departments to ensure effective risk control[110] - The company's financial derivatives trading is disclosed in accordance with the regulations of the Shenzhen Stock Exchange, ensuring transparency and compliance[111] - The company's financial derivatives trading is approved by the board of directors and shareholders, with the decision-making process complying with relevant laws and regulations[111] - The company's financial derivatives trading is aimed at enhancing financial stability and aligning with the company's operational development needs[111] - The company's financial derivatives trading is conducted within approved limits, with no speculative trading activities reported during the reporting period[112] - The company raised a total of RMB 399 million through its initial public offering, with a net amount of RMB 350.56 million after deducting issuance costs[115] - As of December 31, 2022, the company had RMB 40 million in undepreciated principal-guaranteed RMB financial products purchased with idle raised funds[115] - The investment progress of the 500-ton positive silver paste relocation and expansion project reached 70.52%, with a cumulative investment of RMB 138.1952 million[117] - The R&D center construction project achieved 100% investment progress, with a cumulative investment of RMB 105.6256 million[117] - The company used RMB 25.4606 million of raised funds to replace RMB 21.0749 million of self-raised funds previously invested in the raised funds projects[118] - The company used idle raised funds of RMB 40 million to purchase low-risk short-term financial products[119] - The company's net profit attributable to shareholders in 2022 was -17,323,949.79 yuan, indicating a loss[187] - The company's undistributed profit as of December 31, 2022, was 258,318,664.08 yuan[187] - The company did not propose a cash dividend for 2022 due to negative net profit and future cash flow considerations[187] Product and Market Development - Gross margin for conductive silver paste products declined slightly year-on-year but began to recover in H2 2022[6] - Increased sales of N-type TOPCon battery conductive silver paste contributed to margin recovery[6] - Focus on technological innovation and talent development to maintain competitive advantage[7] - Plans to expand market share in solar photovoltaic and semiconductor electronic sectors[7] - The company's conductive silver paste products have gained widespread recognition from leading photovoltaic manufacturers such as JinkoSolar, Trina Solar, JA Solar, Tongwei Solar, Aiko Solar, Jietai Technology, Hanwha Q CELLS, Chint New Energy, and Daqo New Energy, establishing a strong brand image of "high efficiency, stability, and reliability" in the domestic photovoltaic conductive silver paste market[48] - The company plans to strengthen its leadership in P-type battery conductive silver paste and enhance the performance and market leadership of N-type TOPCon battery conductive silver paste, while also developing and promoting next-generation photovoltaic battery metallization solutions for N-type HJT and new IBC batteries[48] - The company is expanding its product portfolio to include semiconductor packaging paste products, leveraging its shared conductive silver paste technology platform to cater to different thermal conductivity requirements in semiconductor chip packaging[50] - The DK91 series of conductive silver pastes, including DK91A, DK91B, and DK91M, are designed for various types of photovoltaic cells, offering features such as fine-line printing capability, wide sintering windows, and improved conversion efficiency[51] - The DK92 series, including DK92A, DK92B, and DK92K, are specialized for PERC and black silicon cells, with enhanced pull strength, low-temperature sintering characteristics, and compatibility with advanced printing technologies[53] - The DK93 series, including DK93A, DK93B, and DK93K, are tailored for LDSE (Laser Doped Selective Emitter) cells, offering lower contact resistance, improved production yield, and reduced silver paste usage per cell[53] - DK93T TOPCon-specific backside conductive silver paste is designed for N-type TOPCon high-efficiency cells, with a customized version available for new IBC cells[54] - DK81A series step-printing main grid paste has a low solid content (80-90%), reducing overall costs and is compatible with P-type PERC, N-type TOPCon, and new IBC cells[54] - DK71A N-type TOPCon front-side conductive silver-aluminum paste features excellent low-temperature sintering characteristics and is compatible with fine-line printing designs of <15um line width[54] - DK61A N-type HJT cell-specific low-temperature conductive silver paste has a body resistance of <5E-6 Ohm.cm and supports high-speed printing at ≥350mm/s[54] - DKeIF N-type HJT cell-specific low-temperature silver-coated copper paste has a copper content of 30-50% and supports high-speed printing at ≥350mm/s[55] - DK51A N-type HJT cell-specific low-temperature conductive silver paste has excellent welding and pulling strength, supporting high-speed printing at ≥350mm/s[55] - DECA100 component interconnect conductive silver paste is suitable for screen printing, stencil printing, and dispensing processes, with balanced shear strength and flexibility[55] - DECA200 chip bonding conductive silver paste has a conventional thermal conductivity (<10 W/m·K) and is used for high-reliability IC packaging and LED chip bonding[55] - DECA400 chip bonding conductive silver paste has a high thermal conductivity (10-30 W/m·K) and is used for high-power LED chip bonding and electronic component assembly[55] - DECA600 chip bonding conductive silver paste has ultra-high thermal conductivity (>100 W/m·K) and is used for high-power IC packaging and electronic component assembly[55] - N-type TOPCon battery conductive silver paste sales proportion significantly increased[64] - Low-temperature silver paste and silver-coated copper paste for N-type HJT batteries are in continuous supply and delivery phase[64] - Semiconductor chip bonding conductive silver paste products are transitioning from small to medium and large customer groups[64] - The company holds 18 invention patents and 51 utility model patents[66] - 36 invention patents and 2 utility model patents are currently under application[66] - The company has successfully developed and commercialized N-type TOPCon battery conductive silver paste, achieving a photoelectric conversion efficiency of over 25%[67] - The company has launched ultra-high thermal conductivity low-temperature sintered silver paste products with a thermal conductivity of over 100 W/m·K for power semiconductor packaging[67] - The company has completed product certification and batch verification for N-type HJT battery low-temperature silver paste and silver-coated copper paste in multiple leading industry enterprises[70] - The company has invested 400 million yuan in the construction of an electronic special materials project in Dongying, Shandong, including the production of 5,000 tons of silver nitrate, 2,000 tons of metal powder, and 200 tons of electronic-grade paste annually[72] - The company has increased the proportion of domestic silver powder usage to reduce costs and mitigate risks related to silver price and foreign exchange fluctuations[71] - The company has strengthened its market leadership in P-type battery conductive silver paste and N-type TOPCon battery conductive silver paste, with a significant increase in market share[69] - The company has been recognized with multiple industry awards, including the PVBL Excellent Supplier Award and the 2023 Golden Leopard Award for Technical Excellence and High-Quality Paste[68] - The company has expanded its product portfolio in the semiconductor electronics field, continuously optimizing customer structure and increasing shipments[70] - The company has enhanced its R&D capabilities and product competitiveness, particularly in advanced emitter processes and ultra-fine line printing technologies[70] - The company is developing N-type battery electrode conductive silver paste to improve market share and competitiveness in the N-type battery market[89] - A new type of solar cell conductive silver paste for ultra-fine line metallization is being developed to enhance market share in advanced printing[89] - The company is focusing on low-temperature conductive paste for heterojunction solar cells to increase market share in the heterojunction silver paste market[91] - Development of low-cost silver-coated copper powder and conductive paste for heterojunction cells aims to improve market share in low-cost heterojunction silver paste[91] - The company is advancing TOPCon silver-aluminum paste for boron-doped emitters to enhance market share in N-type high-efficiency cell silver paste[91] - R&D efforts include laser transfer printing technology for solar cell electrode grids to improve market competitiveness[91] - The company is developing ceramic substrate brazing paste to expand its presence in the semiconductor power device business[91] - R&D on metal nanomaterials for low-temperature sintering silver paste aims to reduce production costs and improve competitiveness in the photovoltaic and semiconductor markets[91] Industry Trends and Market Outlook - Global renewable energy capacity is expected to grow by 2400GW from 2022 to 2027, with solar PV accounting for 1500GW of new installations[41] - China's new PV installations in 2022 reached 87.41GW, a 59.3% increase year-on-year, with cumulative installations reaching 392.6GW[42] - Global PV installations are projected to grow at an annual rate of 232-286GW from 2022 to 2025, driven by downstream demand and technological advancements[45] - TOPCon battery market share is expected to exceed 35% by 2025, with HJT battery market share approaching 20%, supporting long-term growth in conductive silver paste demand[45] Corporate Governance and Management - The company has a board of directors consisting of 9 members, including 3 independent directors, all of whom comply with legal and regulatory requirements[140] - The company maintains independence in business operations, personnel, assets, and finance from its controlling shareholder[141] - The company has established a comprehensive performance evaluation and incentive mechanism for directors and senior management[142] - The company possesses complete and independent assets, including R&D, procurement, production, and sales systems, with clear ownership of related equipment, patents, trademarks, and non-patented technologies[143] - The company has an independent financial department with dedicated accounting personnel and a separate bank account, ensuring financial independence[144] - The company has a complete business system and independent market operation capabilities, with no reliance on shareholders or related parties for production and operation[144] - The company held 5 shareholder meetings in 2022, with participation rates ranging from 36.09% to 47.73%[145] - The company's governance structure includes a board of directors with four specialized committees: strategy, compensation and evaluation, audit, and nomination[140] - The company has a supervisory board consisting of 3 members, including 2 employee representatives, ensuring compliance with legal requirements[140] - The company strictly adheres to information disclosure regulations, ensuring timely and accurate information sharing with shareholders and investors[141] - The total number of shares held by directors, supervisors, and senior management is 19,302,669 shares, with no changes in holdings during the reporting period[148] - Zhang Li, the former Vice President and Board Secretary, resigned on December 16, 2022, due to retirement[149] - Shi Weili, the Chairman and General Manager, has been with the company since April 2013 and holds a Ph.D. from the State University of New York at Buffalo[150] - Zhang Hongwang, a Director, has been with the company since May 2013 and holds a Ph.D. from the State University of New York at Buffalo