蓝海华腾投资者关系活动记录表（2019 年度） 证券代码：300484 证券简称：蓝海华腾 编号：2019-002 深圳市蓝海华腾技术股份有限公司 投资者关系活动记录表 | --- | --- | --- | |----------------------|------------------------------|------------------------------------| | | 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 | □新闻发布会 □路演活动 | | | 类别 | □ 现场参观 | | | | □ 其他 | | | 参 与 单 位 名 称 及 | 安联证券投资信托股份有限公司 | Allianz Global Investors ， | | | 德意志银行 | Deutschen Bank ， | | 姓名 | 大象资产管理有限公司 | ELEPHAS INVESTMENT ， | | | 混沌天成国际资产管理有限公司 | Cif Asset Management，Artisan | | | Partners ， ...

蓝海华腾投资者关系活动记录表（2019 年度） 证券代码：300484 证券简称：蓝海华腾 编号：2019-001 深圳市蓝海华腾技术股份有限公司 投资者关系活动记录表 | --- | --- | --- | |----------------------|-----------------------------|-------------------------------------------------------------| | | | 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 | □新闻发布会 □路演活动 | | | 类别 | □ 现场参观 | | | | □ 其他 | | | | | 光大证券股份有限公司、东莞证券股份有限公司、北京东方大 | | 参 与 单 位 名 称 及 | | 通资产管理有限公司、深圳朴素资本管理有限公司，共计 7 位 | | 姓名 | 机构及个人投资者。 | | | 时间 | 2019 年 1 月 9 日 | | | | | 深圳市光明新区田寮社区光明高新园区东侧七号路中科诺数字 | | 地点 | 科技 ...

蓝海华腾投资者关系活动记录表（2020 年度） 证券代码：300484 证券简称：蓝海华腾 编号：2020-001 深圳市蓝海华腾技术股份有限公司 投资者关系活动记录表 | --- | --- | --- | |-----------------------------------|--------------------------|--------------------------------------------------------| | | | 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 | □新闻发布会 □路演活动 | | | 类别 | □ 现场参观 | | | | □ 其他 | | | 参 与 单 位 名 称 及 姓名 | | 光大证券投资顾问及个人职业投资者共 3 人 | | 时间 | 2020 年 11 月 12 | 日 | | | | 深圳市光明新区田寮社区光明高新园区东侧七号路中科诺数字 | | 地点 | 科技工业园厂房 | 11 楼会议室 | | 上 市 公 司 接 待 人 员姓名 | 董事会秘书：杨延帆先生 | | ...

投资者关系活动记录表 蓝海华腾投资者关系活动记录表（2022 年度） 证券代码：300484 证券简称：蓝海华腾 编号：2022-002 深圳市蓝海华腾技术股份有限公司 | --- | --- | --- | |------------------------|---------------------------------------------|------------------------------------------------------------| | | | | | | □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 | □新闻发布会 □路演活动 | | | 类别 | □现场参观 | | | | 其他 | 投资者网上集体接待日 | | 参与单位名 称及 姓名 | 参与本次 2022 的广大投资者 | 深圳辖区上市公司投资者网上集体接待日活动 | | 时间 | 2022 年 11 月 9 日 14 | ： 00-17 ： 40 | | | 地点 "全景路演"网站（ | http://rs.p5w.net ） | | 上市公司接 待人 ...

蓝海华腾 2022 年公告 证券代码：300484 证券简称：蓝海华腾 公告编号：2022-063 深圳市蓝海华腾技术股份有限公司 关于参加深圳辖区上市公司 2022 年投资者 网上集体接待日活动的公告 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。 为进一步加强与投资者的互动交流，深圳市蓝海华腾技术股份有限公司（以 下简称"公司"）将参加由深圳证监局指导、深圳上市公司协会与深圳市全景网 络有限公司联合举办的"2022 年深圳辖区上市公司投资者集体接待日活动"， 现将相关事项公告如下： 本次活动将采用网络远程的方式举行，投资者可登录"全景路演"网站 （http://rs.p5w.net），或关注微信公众号：全景财经，或下载全景路演 APP，参 与本次互动交流，活动时间为 2022 年 11 月 9 日（周三） 16：30-17：30。 届时公司财务负责人樊鹏先生，董事会秘书李亚惠女士将在线就公司业绩、公司 治理、发展战略、 经营状况、融资计划、股权激励和可持续发展等投资者关心 的问题，与投资者进行沟通与交流，欢迎广大投资者踊跃参与！ 特此公告。 深圳市蓝海华腾 ...

Financial Performance - The company's revenue for Q3 2022 was ¥104,519,066.27, representing a decrease of 20.92% compared to the same period last year[5] - Net profit attributable to shareholders was ¥20,834,768.28, an increase of 23.77% year-on-year[5] - The net profit excluding non-recurring gains and losses was ¥8,981,234.63, down 40.52% from the previous year[5] - Basic earnings per share were ¥0.1002, reflecting a 23.86% increase compared to the same period last year[5] - Total operating revenue for Q3 2022 was CNY 324,416,258.46, a decrease of 15.85% compared to CNY 385,462,633.26 in the same period last year[28] - The total profit for Q3 2022 was CNY 77,518,986.76, an increase of 16.9% compared to CNY 66,511,414.04 in Q3 2021[29] - The net profit attributable to shareholders of the parent company reached CNY 62,509,649.66, up 29.7% from CNY 48,221,053.14 in the same period last year[30] - Basic and diluted earnings per share were both CNY 0.3005, compared to CNY 0.2318 in Q3 2021, reflecting a growth of 29.7%[30] Assets and Liabilities - Total assets at the end of the reporting period were ¥973,393,624.20, up 1.11% from the end of the previous year[5] - Total assets as of September 30, 2022, amounted to CNY 973,393,624.20, compared to CNY 962,668,331.98 at the end of the previous quarter[26] - Total liabilities decreased to CNY 314,916,335.55 from CNY 320,854,598.34 in the previous quarter[27] - The company's total equity increased to CNY 658,477,288.65, up from CNY 641,813,733.64 in the previous quarter[27] Cash Flow - The net cash flow from operating activities was negative at -¥3,674,049.46, a decline of 104.04% compared to the previous year[15] - Cash flow from operating activities showed a net outflow of CNY 3,674,049.46, a significant decrease from a net inflow of CNY 90,878,540.74 in the previous year[32] - The ending balance of cash and cash equivalents was CNY 224,362,001.80, down from CNY 246,144,868.78 at the end of Q3 2021[33] - The company reported a decrease in cash received from sales of goods and services, totaling CNY 303,127,763.28, compared to CNY 409,224,339.97 in the previous year[31] - The company’s cash and cash equivalents saw a net decrease of ¥61,848,410.55, a significant decline of 2561.81% compared to the previous year[15] Investments and Joint Ventures - The company established a joint venture, Jiaxing Zhongteng Electric Co., Ltd., with a registered capital of RMB 10 million, where the company contributes RMB 7 million (70%)[20] - The company invested RMB 12 million in Shenzhen Basic Semiconductor Co., Ltd., focusing on the research and industrialization of silicon carbide power devices[21] - A joint venture, Shenzhen Blue Ocean Huaten Asynchronous Servo Technology Co., Ltd., was established with a capital contribution of RMB 5 million, where the company holds 60%[22] - The company has completed the establishment of multiple joint ventures aimed at enhancing its market presence in various sectors, including electric control systems and new energy vehicles[23] Research and Development - Research and development expenses rose by 47.41% to ¥30,378,806.48, primarily due to increased employee stock option expenses[13] - Research and development expenses rose to CNY 30,378,806.48, an increase of 47.4% from CNY 20,608,485.99 in the previous year[28] - The company is committed to developing IoT and intelligent products in collaboration with research institutions[20] Shareholder Information - The total number of common shareholders at the end of the reporting period is 21,710[17] - The largest shareholder, Qiu Wenyuan, holds 12.54% of shares, amounting to 26,078,124 shares, with 22,081,987 shares under lock-up[17] - The top 10 shareholders include several individuals with significant stakes, such as Xu Xuehai with 7.11%[18] Strategic Focus - The company is focusing on expanding its product offerings in the elevator industry through strategic partnerships and technological advancements[20] - The company plans to continue investing in new product development and market expansion strategies to drive future growth[28] - The company launched a stock incentive plan approved on September 29, 2022, to enhance employee motivation and retention[23] Audit Information - The company did not conduct an audit for the Q3 2022 report[34]

Financial Performance - The company's operating revenue for the reporting period was ¥219,897,192.19, a decrease of 13.18% compared to the same period last year [24]. - Net profit attributable to shareholders was ¥41,674,881.38, representing an increase of 32.78% year-over-year [24]. - Basic earnings per share increased to ¥0.2004, up 32.80% from ¥0.1509 in the same period last year [24]. - The company's operating revenue for the reporting period was ¥219,897,192.19, a decrease of 13.18% compared to the previous year due to the exclusion of Hangzhou Blue Ocean Yongchen Technology Co., Ltd. from the financial statements [50]. - Operating costs decreased by 24.92% to ¥134,148,919.20, reflecting the same consolidation scope as the revenue [51]. - The company reported a total of ¥6,340,955.42 in non-recurring gains and losses for the reporting period [29]. - The company achieved operating revenue of 219.8972 million yuan, a decrease of 13.18% year-on-year; however, net profit attributable to shareholders increased by 32.78% to 41.6749 million yuan. Excluding the impact of Blue Ocean Yongchen, operating revenue grew by 30.29% year-on-year, and net profit increased by 54.89% [37]. - The company reported a total profit of CNY 50,756,150.90 for the first half of 2022, up 53.8% from CNY 32,963,940.01 in the same period of 2021 [149]. - The company reported a total revenue of 4.71 billion, a decrease of 13.1% compared to the previous period [165]. - The net profit attributable to shareholders was 1.34 billion, reflecting a decline of 5.6% year-over-year [165]. Cash Flow and Investments - The net cash flow from operating activities was -¥20,949,778.36, a decline of 121.14% compared to the previous year [24]. - Cash and cash equivalents decreased by 2,576.07% to -¥66,861,993.97, primarily due to reduced net cash flow from investment and financing activities [51]. - The company reported a significant increase in credit impairment losses by 285.30% to ¥1,368,477.89, indicating a rise in provisions for bad debts [51]. - The company reported a total cash outflow from financing activities of ¥57,816,937.63, compared to ¥28,443,355.50 in the same period last year, reflecting increased financial obligations [158]. - The cash flow from tax refunds decreased to ¥4,786,390.90 from ¥9,767,669.19 in the first half of 2021, indicating a decline in tax recovery [156]. - The company reported a cash reserve of 2.89 billion, ensuring liquidity for future investments [167]. - The company reported a strong cash position with 20 million available for future investments and operational needs [169]. Market and Industry Outlook - The company reported significant risks related to macroeconomic fluctuations, particularly affecting the industrial automation and new energy vehicle sectors, which could lead to reduced orders and sales difficulties [4]. - The electric vehicle motor controller business faces intensified competition, with potential impacts on revenue growth and market share if the company fails to innovate and meet market demands [5]. - The company is in a growth phase, which makes it vulnerable to market and industry risks, including competition and economic downturns [5]. - The industrial automation market in China is expected to continue growing, with the market size reaching 253 billion yuan in 2021, reflecting a year-on-year growth of 22.99% [41]. - The government has introduced multiple policies to support the development of the new energy vehicle industry, aiming for new energy vehicles to account for 20% of total new car sales by 2025 [40]. - The rapid growth of electric heavy trucks is driven by stricter emission standards and the economic advantages of electric vehicles over traditional fuel vehicles, particularly in high mileage and favorable electricity pricing scenarios [38]. - The company is positioned as a leading supplier of electric vehicle motor controllers and medium-low voltage frequency converters, with a strong focus on R&D and technology accumulation [43]. Research and Development - The company focuses on the development of electric vehicle drive products and industrial automation control products, including motor controllers and variable frequency drives [33][34]. - The company employs a matrix R&D management model to enhance product innovation and market responsiveness [35]. - Research and development investment increased by 42.61% to ¥18,693,463.78, primarily due to an increase in employee stock option compensation [51]. - The company has established a comprehensive R&D system, including provincial engineering centers and innovation laboratories, to enhance its technological capabilities and product innovation [45]. - The company is focusing on enhancing its technological capabilities through R&D investments [180]. - Research and development expenses increased by 20% year-on-year, indicating a strong commitment to innovation and product development [190]. Strategic Plans and Goals - The company plans to enhance operational efficiency and reduce costs through technology innovation, talent acquisition, market expansion, and supplier management [6]. - The company aims to become a leading supplier of industrial automation control products and energy-saving solutions [33]. - The company aims to maintain its leading position in core technologies and participate in international competition in industrial automation and new energy products [89]. - The company plans to expand its market presence and invest in new product development to drive future growth [166]. - The company is exploring potential mergers and acquisitions to strengthen its market position [166]. - Future strategies include diversifying product offerings and entering new geographical markets to drive growth [190]. Shareholder and Equity Information - The company’s shareholding structure changed, with the number of restricted shares decreasing from 57,865,022 to 52,553,366, representing a reduction of approximately 9.5% [118]. - The largest shareholder, Qiu Wenyuan, holds 13.87% of the shares, totaling 28,844,224 shares [122]. - The company has a total of 87,930,646.53 yuan in restricted assets, primarily due to bank acceptance bills pledged as collateral [62]. - The company has a total of 22,363 shareholders at the end of the reporting period [121]. - The company aims to enhance team cohesion and competitiveness through the share repurchase plan [119]. - The report indicates that there are no other known relationships or concerted actions among shareholders beyond those disclosed [123]. Corporate Governance and Compliance - The company’s legal representative is Qiu Wenyuan, who is responsible for the accuracy and completeness of the financial report [4]. - The half-year financial report has not been audited [94]. - The company has not experienced any major lawsuits or arbitration matters during the reporting period [97]. - The company has not engaged in any related party transactions during the reporting period [98]. - The company is committed to corporate social responsibility, focusing on employee development and maintaining a safe working environment [88]. - The financial statements are prepared based on the assumption of going concern and in accordance with the relevant accounting standards issued by the Ministry of Finance [200].

Financial Performance - The company's revenue for Q1 2022 was ¥96,260,543.20, representing an increase of 11.55% compared to ¥86,295,546.11 in the same period last year[3] - Net profit attributable to shareholders was ¥13,229,709.93, a significant increase of 48.74% from ¥8,894,262.02 year-on-year[3] - Basic earnings per share rose to ¥0.0636, up 48.60% from ¥0.0428 in the same quarter last year[3] - Total operating revenue for Q1 2022 was CNY 96,260,543.20, an increase from CNY 86,295,546.11 in the previous period[21] - Net profit for Q1 2022 reached CNY 13,229,590.26, compared to CNY 10,482,320.78 in the prior year, reflecting a growth of about 26.4%[22] - The total comprehensive income for the period was CNY 13,229,590.26, compared to CNY 10,482,320.78 in the prior year, indicating a growth of approximately 26.4%[23] Cash Flow - The net cash flow from operating activities was -¥18,517,470.63, a decrease of 140.05% compared to ¥46,231,740.29 in the previous year[12] - Cash flow from operating activities was negative at CNY -18,517,470.63, a significant decline from CNY 46,231,740.29 in the previous year[26] - The net cash flow from investment activities was -29,025,112.57, an improvement from -80,308,764.71 in the previous year[27] - The cash flow from financing activities resulted in a net outflow of -1,907,390.82, with no cash inflow reported[27] - The company experienced a net decrease in cash and cash equivalents of -49,554,926.29, compared to -34,062,264.81 in the previous year[27] Assets and Liabilities - Total assets at the end of the reporting period were ¥943,245,025.31, down 2.02% from ¥962,668,331.98 at the end of the previous year[3] - Current assets totaled CNY 808,464,087.37, down from CNY 823,873,961.04, indicating a decrease of about 1.9%[18] - Total liabilities decreased to CNY 285,851,561.40 from CNY 320,854,598.34, reflecting a reduction of about 10.9%[19] - The company's equity increased to CNY 657,393,463.91 from CNY 641,813,733.64, indicating a growth of approximately 2.4%[19] - The total assets and equity amounted to CNY 943,245,025.31 and CNY 657,393,463.91 respectively, showing a slight decrease in total assets compared to the previous period[22] Expenses - Operating costs for the same period were CNY 80,820,504.10, up from CNY 74,111,172.11, indicating a cost increase of approximately 9.6%[21] - Research and development expenses increased by 36.92% to ¥8,966,801.51, primarily due to employee stock option expenses[11] - Research and development expenses amounted to CNY 8,966,801.51, rising from CNY 6,548,726.56, which is an increase of approximately 37%[21] Shareholder Information - The number of ordinary shareholders at the end of the reporting period was 22,873[13] - The number of shares held by the top 10 shareholders includes 9,197,300 shares held by Pingtan Blue Ocean Huaten Investment Co., Ltd., representing 4.42% of total shares[14] - The company reported a total of 3,147,500 shares held by Pingtan Blue Ocean Zhongteng Investment Co., Ltd., which is 1.51% of total shares[15] Government Support - The company received government subsidies amounting to ¥566,992.11 during the reporting period[6] Investment Income - Investment income rose by 40.10% to ¥1,242,754.19, attributed to increased returns from financial products[11] - The company reported an investment income of CNY 1,242,754.19, up from CNY 887,046.64 in the previous period[22] Cash and Cash Equivalents - Cash and cash equivalents decreased to CNY 278,859,947.69 from CNY 325,007,267.36, representing a decline of approximately 14.1%[17] - Cash and cash equivalents at the end of the period totaled 236,655,486.06, compared to 214,406,148.71 in the same period last year[27] - The company had an initial cash and cash equivalents balance of 286,210,412.35 at the beginning of the period[27] Other Information - The company’s short-term borrowings and other liabilities are not specified in the report, indicating a focus on managing current liabilities effectively[19] - The company's first-quarter report was not audited[29]

Financial Performance - The company's operating revenue for 2021 was ¥511.91 million, an increase of 27.75% compared to ¥400.70 million in 2020[22]. - The net profit attributable to shareholders for 2021 was ¥61.91 million, up 18.79% from ¥52.12 million in 2020[22]. - The net profit after deducting non-recurring gains and losses was ¥59.20 million, representing an 82.38% increase from ¥32.46 million in 2020[22]. - The basic earnings per share for 2021 was ¥0.30, a 20.00% increase from ¥0.25 in 2020[22]. - The total assets at the end of 2021 were ¥962.67 million, a decrease of 8.15% from ¥1,048.09 million at the end of 2020[22]. - The company reported a net cash flow from operating activities of ¥130.36 million, down 6.75% from ¥139.80 million in 2020[22]. - The company achieved operating revenue of 511.91 million yuan, a year-on-year increase of 27.75%[49]. - The net profit attributable to shareholders was 61.91 million yuan, reflecting an 18.79% year-on-year growth[49]. - The electric vehicle motor controller segment generated revenue of 276.77 million yuan, accounting for 54.07% of total revenue, with a growth rate of 36.99%[53]. - The company’s overseas revenue increased significantly by 447.60%, reaching 52.76 million yuan[53]. Market and Industry Trends - The company anticipates continued growth in the electric vehicle industry, which is a key strategic focus area[32]. - The company acknowledges the potential impact of changes in new energy vehicle policies on product demand and revenue[5]. - The expected annual compound growth rate for new energy vehicle sales is projected to exceed 30% over the next five years[42]. - The industrial automation control market is anticipated to grow due to increasing demand for automation driven by rising labor costs and the need for reliable production[36]. - The company is positioned as a leading supplier in the electric vehicle motor controller market, with strong technical reserves and customer resources[34]. - The company plans to expand its market presence in the rapidly growing electric vehicle sector[32]. - The company is expanding its market presence in Southeast Asia, targeting a 25% market share by the end of the next fiscal year[123]. Risks and Challenges - The company faces significant risks from macroeconomic fluctuations, particularly in the industrial automation and new energy vehicle sectors, which could impact product sales and order volumes[4]. - The electric vehicle motor controller market is becoming increasingly competitive, with risks of losing existing customers if the company fails to innovate and meet market demands[5]. - Raw material price volatility poses a risk to the company's gross margin, with potential declines in profitability due to rising costs of electronic components[6]. - The company faces risks related to the inability to expand its customer base, which could lead to a decline in revenue growth or market share[95]. - Fluctuations in raw material prices significantly impact the company's gross margin, with potential risks of profit decline due to rising costs[95]. - The company is in a growth phase, facing challenges such as intensified market competition and the need for continuous technological advancement to meet customer demands[95]. Research and Development - The company has been actively involved in the research and development of new technologies to enhance its product offerings[32]. - The company’s R&D model integrates various departments to enhance product innovation and market responsiveness[38]. - The company is developing a new electric vehicle angle sensor and a dedicated main drive decoding software to address chip shortages[65]. - The company has completed the development of a 40kW air-cooled controller to meet the demands of the sanitation and engineering machinery industries[65]. - The company is expanding its product line with the development of a single-tube IGBT product to enhance performance and reduce production costs[65]. - Research and development expenses decreased by 3.49% to CNY 30.83 million, attributed to reduced R&D investments[63]. - Research and development investments increased by 30%, focusing on advanced technology and product innovation[123]. Corporate Governance - The board of directors consists of 8 members, including 3 independent directors, ensuring compliance with legal requirements[100]. - The company has established a transparent performance evaluation and incentive mechanism for senior management, promoting accountability[101]. - The company maintains independent operations regarding assets, personnel, and financial management, ensuring no conflicts with controlling shareholders[105]. - The company has established a clear governance structure with a shareholder meeting, board of directors, and supervisory board, ensuring checks and balances[106]. - The company has a commitment to disclose information regarding related party transactions in accordance with relevant laws and regulations[163]. - The company has established a framework for addressing potential legal liabilities arising from false statements in its prospectus[164]. Shareholder Returns - The company reported a profit distribution plan of 2.60 RMB per 10 shares for all shareholders, based on a total of 207,115,900 shares[8]. - The company distributed cash dividends of RMB 0.75 per share (including tax), totaling RMB 53,850,134.00 for the year[144]. - The total cash dividend amount, including other methods, was RMB 68,858,285.00, representing 100% of the total profit distribution[144]. - The company has implemented a cash dividend policy that aligns with its articles of association and shareholder resolutions, ensuring transparency and protection of minority shareholders' rights[143]. Strategic Initiatives - The company emphasizes the importance of technological innovation and market expansion to mitigate risks and enhance operational efficiency[7]. - The company is committed to optimizing supplier management and improving corporate governance to sustain growth and profitability[7]. - The company plans to enhance operational efficiency and reduce costs through technology innovation, talent acquisition, and improved supplier management[96]. - The company is exploring external investment opportunities while ensuring the maximization of shareholder interests through careful resource integration and financing strategies[92]. - The company aims to ensure long-term supply chain stability by replacing imported materials with domestic alternatives, such as IGBT and MCU[89]. Employee and Management - The company has a young and highly qualified R&D and management team, enhancing its innovation capabilities[48]. - The total number of employees at the end of the reporting period was 365, with 328 from the parent company and 37 from major subsidiaries[138]. - The company has 130 technical personnel, accounting for approximately 35.6% of the total workforce[138]. - The company has established a remuneration system for directors and senior management that is linked to the execution of its return measures[165].

蓝海华腾 2021 年公告 证券代码：300484 证券简称：蓝海华腾 公告编号：2021-097 深圳市蓝海华腾技术股份有限公司 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。 为进一步加强与投资者的互动交流工作，深圳市蓝海华腾技术股份有限公司 （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，公司有关高级管理人员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。 特此公告。 深圳市蓝海华腾技 ...