Monalisa(002918)
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蒙娜丽莎(002918) - 2024年5月31日投资者关系活动记录表
2024-05-31 09:56
Group 1: Company Overview - Mona Lisa Group transitioned from a collective ownership enterprise to a joint-stock company and was listed on the Shenzhen Stock Exchange in December 2017 [1] - The company has four production bases located in Foshan, Qingyuan, and Tengtian in Guangdong, and Gao'an in Jiangxi, with an annual production capacity of approximately 150 million square meters in 2023 [1] - The market share remains low, with the four actual controllers holding a combined 65% of the shares, and they have not reduced their holdings since the company's listing [1] Group 2: Industry Context - The ceramic industry is currently facing challenges due to a downturn in the real estate market, leading to a competitive environment characterized by low profits and shrinking demand [1] - Despite these challenges, the company has improved its competitiveness through quality enhancement and lean management, achieving stable operations [1] Group 3: Market Insights - The domestic ceramic industry presents opportunities as no ceramic company has reported revenues exceeding 10 billion, indicating potential for growth [2] - The company remains optimistic about the future, suggesting that investors should consider annual reports and announcements for informed investment decisions [2] Group 4: Mergers and Acquisitions - The current economic cycle presents a favorable period for mergers and acquisitions, with the company having previously acquired the Gao'an base and expanded capacity through the acquisition of the Tengtian base [2] - The company is attentive to potential acquisition opportunities while adhering to regulatory requirements [2] Group 5: International Expansion - The company faces challenges in exporting ceramic products due to high transportation costs and tariffs, but there is potential for establishing production bases abroad to mitigate these issues [2] - Current plans do not include establishing overseas production bases, but the company is monitoring the situation [2] Group 6: Employee Incentives - The company has implemented stock incentive plans to promote sustainable development, including stock options and restricted shares [3] - A share repurchase plan was executed between 2021 and 2022, totaling 110 million yuan, reflecting the company's commitment to shareholder value [3]
蒙娜丽莎:2023年度股东大会的法律意见书
2024-05-17 12:02
北京市朝阳区建外大街丁 12 号英皇集团中心 8、9、11 层 8/9/11/F, Emperor Group Centre, No.12D, Jianwai Avenue, Chaoyang District, Beijing, 100022, P.R.China 电话/Tel.:010-50867666 传真/Fax:010-56916450 网址/Website:www.kangdalawyers.com 北京 西安 深圳 海口 上海 广州 杭州 沈阳 南京 天津 菏泽 成都 苏州 呼和浩特 香港 武汉 郑州 长沙 厦门 重庆 合肥 宁波 济南 北京市康达律师事务所 关于蒙娜丽莎集团股份有限公司 2023 年度股东大会的法律意见书 康达股会字【2024】第 1821 号 致:蒙娜丽莎集团股份有限公司 关于本法律意见书,本所及本所律师谨作如下声明: 1、在本法律意见书中,本所及本所律师仅就本次会议的召集和召开程序、 召集人和出席人员的资格、表决程序以及表决结果进行核查和见证并发表法律 意见,不对本次会议的议案内容及其所涉及的事实和数据的完整性、真实性和 准确性发表意见。 法律意见书 2、本所及本所律师依据 ...
蒙娜丽莎:2023年度股东大会决议公告
2024-05-17 11:54
蒙娜丽莎集团股份有限公司 | 证券代码:002918 | 证券简称:蒙娜丽莎 | 公告编号:2024-030 | | --- | --- | --- | | 债券代码:127044 | 债券简称:蒙娜转债 | | 2023 年度股东大会决议公告 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。 特别提示: 1、本次股东大会无否决或变更议案的情况。 2、本次股东大会不涉及变更前次股东大会决议的情况。 3、本次股东大会以现场投票、网络投票相结合的方式召开。 一、会议的召开和出席情况 (1)现场会议召开时间:2024 年 5 月 17 日(星期五)下午 14:00 (2)网络投票时间: ①通过深圳证券交易所交易系统进行网络投票的时间为 2024 年 5 月 17 日上午 09:15-9:25、9:30-11:30,下午 13:00-15:00。 ①通过深圳证券交易所互联网投票系统投票的开始时间为 2024 年 5 月 17 日上午 9:15 至下午 15:00 期间的任意时间。 2、会议召开方式:本次股东大会采用现场表决与网络投票相结合的方式召开。 3、会议召集人:公 ...
全年业绩扭亏为盈,经销业务持续发力
Great Wall Securities· 2024-05-09 09:32
| --- | --- | --- | --- | --- | --- | --- | --- | |--------------------------------------------|--------|-------|-------|-------|-------|-----------------------------------------|----------| | | | | | | | | | | 财务指标 | 2022A | 2023A | 2024E | 2025E | 2026E | 增持(维持评级) | | | 营业收入(百万元) | 6,229 | 5,921 | 6,087 | 6,686 | 7,371 | 股票信息 | | | 增长率 yoy ( % ) | -10.8 | -4.9 | 2.8 | 9.8 | 10.3 | | | | 归母净利润(百万元) | -381 | 266 | 428 | 477 | 545 | 行业 | 建材 | | 增长率 yoy ( % ) | -220.9 | 169.9 | 60.7 | 11.5 | 14.3 | 2024 年 5 月 ...
蒙娜丽莎(002918) - 2024年4月27日投资者关系活动记录表
2024-04-29 01:31
证券代码:002918 证券简称:蒙娜丽莎 蒙娜丽莎集团股份有限公司 投资者关系活动记录表 编号:2024-001 投资者关系活动类别 特定对象调研 □分析师会议 □媒体采访 □业绩说明会 □新闻发布会 □路演活动 □现场参观 其他: 电话会议 百年保险资管、博大科技金融、晨翰私募基金、创金合信基金、淡水泉投资、 参与单位名称及人员 广发证券、方正富邦基金、富国基金、高熵资管、工银理财、工银瑞信基金、 光大保德信基金、贵源投资、国海富兰克林基金、国泰君安证券、国赞私募 基金、海宁拾贝投资、海曙国有资本投资、海通证券资管、合煦智远基金、 红杉中国、华泰证券资管、华西基金、寰泰私募基金、汇添富基金、惠升基 金、嘉实基金、建信理财、进门财经、泾溪投资、景熙资管、九泰基金、君 阳私募基金、康腾投资、南方基金、鹏万投资、平潭天添资管、朴信投资、 朴易资管、浦银安盛基金、前海唐融资本投资、青骊投资、人寿资产、睿远 基金、上汽颀臻资管、天时开元股权基金、循理资管、银叶投资、永赢基金、 涌德瑞烜私募基金、长安基金、长城财富资管、长城人寿保险、长江证券、 招商基金、招商证券、中国人寿资管、中金公司、中金证券、中科沃土基 ...
蒙娜丽莎:监事会决议公告
2024-04-26 08:58
二、监事会会议审议情况 经与会监事认真审议,以记名投票表决方式通过了如下议案: 1、审议通过了《关于 2024 年第一季度报告的议案》 | 证券代码:002918 | 证券简称:蒙娜丽莎 | 公告编号:2024-026 | | --- | --- | --- | | 债券代码:127044 | 债券简称:蒙娜转债 | | 蒙娜丽莎集团股份有限公司 第三届监事会第二十八次会议决议公告 本公司及监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。 一、监事会会议召开情况 蒙娜丽莎集团股份有限公司(以下简称"公司")第三届监事会第二十八次会议于 2024 年 4 月 26 日在公司办公楼会议室以现场方式召开。会议通知已于 2024 年 4 月 22 日以专 人送达、传真、电子邮件、电话相结合方式送达全体监事。本次会议由监事会主席蔡莉莉 女士召集并主持,应出席监事 3 名,实际出席监事 3 名,公司董事会秘书列席了会议。会 议的召集、召开程序符合《公司法》《公司章程》及有关法律、行政法规、部门规章、规 范性文件的规定,会议合法有效。 监事会认为:本次会计政策变更是根据财政部发布的相 ...
蒙娜丽莎:董事会决议公告
2024-04-26 08:56
| 证券代码:002918 | 证券简称:蒙娜丽莎 | 公告编号:2024-025 | | --- | --- | --- | | 债券代码:127044 | 债券简称:蒙娜转债 | | 第三届董事会第三十六次会议决议公告 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。 一、董事会会议召开情况 蒙娜丽莎集团股份有限公司(以下简称"公司")第三届董事会第三十六次会议于 2024 年 4 月 26 日在公司办公楼会议室以现场方式召开,会议通知已于 2024 年 4 月 22 日 通过专人送达、传真、电子邮件、电话等方式发出。本次会议由董事长萧华先生主持,应 出席会议董事 9 名,实际出席会议董事 9 名,公司全体监事、高级管理人员列席了会议。 会议的召集、召开符合《公司法》《公司章程》及有关法律、行政法规、部门规章、规范 性文件的规定,会议合法有效。 二、董事会会议审议情况 经与会董事审议,以记名投票表决方式审议通过了以下议案: 1、审议通过了《关于 2024 年第一季度报告的议案》 具体内容详见公司 于 2024 年 4 月 27 日在信息披露媒体巨潮资讯网 ( ...
蒙娜丽莎(002918) - 2024 Q1 - 季度财报
2024-04-26 08:56
[Main Financial Data](index=2&type=section&id=%E4%B8%80%E3%80%81%E4%B8%BB%E8%A6%81%E8%B4%A2%E5%8A%A1%E6%95%B0%E6%8D%AE) [Core Financial Indicators](index=2&type=section&id=%EF%BC%88%E4%B8%80%EF%BC%89%20%E4%B8%BB%E8%A6%81%E4%BC%9A%E8%AE%A1%E6%95%B0%E6%8D%AE%E5%92%8C%E8%B4%A2%E5%8A%A1%E6%8C%87%E6%A0%87) In Q1 2024, the company's operating revenue decreased by 25.72% year-on-year, while net profit attributable to shareholders grew by 39.63%, with net cash flow from operating activities turning positive and increasing by 117.11%, indicating significant operational quality improvement Q1 2024 Key Financial Indicators | Indicator | Current Period (million CNY) | Prior Year Same Period (million CNY) | YoY Change (%) | | :--- | :--- | :--- | :--- | | Operating Revenue | 818.13 | 1,101.47 | -25.72% | | Net Profit Attributable to Shareholders of the Listed Company | 9.64 | 6.90 | 39.63% | | Net Cash Flow from Operating Activities | 27.87 | -162.84 | 117.11% | | Basic Earnings Per Share (CNY/share) | 0.02 | 0.02 | 0.00% | | Weighted Average Return on Net Assets | 0.28% | 0.21% | 0.07% | | Total Assets (billion CNY) | 9.51 | 9.69 | -1.91% (Period-end vs. Year-start) | | Total Equity Attributable to Shareholders of the Listed Company (billion CNY) | 3.47 | 3.46 | 0.28% (Period-end vs. Year-start) | [Analysis of Non-recurring Gains and Losses](index=2&type=section&id=%EF%BC%88%E4%BA%8C%EF%BC%89%20%E9%9D%9E%E7%BB%8F%E5%B8%B8%E6%80%A7%E6%8D%9F%E7%9B%8A%E9%A1%B9%E7%9B%AE%E5%92%8C%E9%87%91%E9%A2%9D) Total non-recurring gains and losses for the current period amounted to 0.87 million CNY, primarily driven by 4.22 million CNY in government grants, partially offset by asset disposal losses and fair value changes in financial assets Q1 2024 Non-recurring Gains and Losses Items | Item | Amount (million CNY) | Description | | :--- | :--- | :--- | | Gains/Losses on Disposal of Non-current Assets | -1.03 | Primarily from asset disposal | | Government Grants Recognized in Current Profit/Loss | 4.22 | Primarily from government awards and subsidies received | | Gains/Losses from Changes in Fair Value of Financial Assets and Liabilities | -1.61 | Primarily from derecognition gains/losses of financial assets | | Other Non-operating Income and Expenses | -0.01 | - | | **Total** | **0.87** | - | [Analysis of Major Financial Data Changes](index=2&type=section&id=%EF%BC%88%E4%B8%89%EF%BC%89%20%E4%B8%BB%E8%A6%81%E4%BC%9A%E8%AE%A1%E6%95%B0%E6%8D%AE%E5%92%8C%E8%B4%A2%E5%8A%A1%E6%8C%87%E6%A0%87%E5%8F%91%E7%94%9F%E5%8F%98%E5%8A%A8%E7%9A%84%E6%83%85%E5%86%B5%E5%8F%8A%E5%8E%9F%E5%9B%A0) This quarter's financial data changes were primarily influenced by business structure adjustments, with a significant 43.35% decline in engineering strategic business revenue leading to a decrease in total revenue; however, net profit achieved counter-trend growth due to cost control, asset impairment loss reversals, and reduced financial asset discount interest, while cash flow significantly improved due to reduced supply chain factoring and bill acceptance [Operating Performance Analysis](index=3&type=section&id=Operating%20Performance%20Analysis) In Q1 2024, the company's consolidated revenue was 818 million CNY, a 25.72% year-on-year decrease, primarily due to a 43.35% decline in engineering strategic business revenue, yet net profit attributable to shareholders still grew by 39.63% to 9.64 million CNY Revenue Changes by Business Segment | Business Segment | Q1 2024 Revenue (million CNY) | YoY Change | | :--- | :--- | :--- | | Distribution Business | 582.30 | -15.01% | | Engineering Strategic Business | 235.83 | -43.35% | | **Consolidated Operating Revenue** | **818.13** | **-25.72%** | [Balance Sheet Item Change Analysis](index=3&type=section&id=Balance%20Sheet%20Item%20Change%20Analysis) Key balance sheet changes at period-end include a 32.52% decrease in contract assets due to the recovery of real estate project quality guarantees, a 35.11% increase in other payables from customer deposits, and a 41.81% decrease in employee compensation payable due to 2023 performance bonus payments Major Balance Sheet Item Changes | Item | Change Rate (%) | Reason for Change | | :--- | :--- | :--- | | Contract Assets | -32.52% | Primarily due to the recovery of real estate project quality guarantees | | Other Payables | 35.11% | Primarily due to an increase in customer product deposits and contract guarantees received | | Employee Compensation Payable | -41.81% | Primarily due to the payment of 2023 employee performance bonuses in the current reporting period | [Income Statement Item Change Analysis](index=3&type=section&id=Income%20Statement%20Item%20Change%20Analysis) Key income statement changes include an 82.93% increase in other income due to higher VAT additional deductions, a 211.81% positive change in asset impairment losses due to inventory reduction and reversal, and a 177.58% negative change in credit impairment losses due to provisions Major Income Statement Item Changes | Item | Change Rate (%) | Reason for Change | | :--- | :--- | :--- | | Other Income | 82.93% | Increase in VAT additional deductions in the current reporting period | | Investment Income | 69.41% | Primarily due to a decrease in financial asset discount interest in the current reporting period | | Credit Impairment Losses | -177.58% | Primarily due to the provision for impairment losses in the current reporting period | | Asset Impairment Losses | 211.81% | Primarily due to a decrease in product inventory and reversal of asset impairment losses in the current reporting period | [Cash Flow Statement Item Change Analysis](index=3&type=section&id=Cash%20Flow%20Statement%20Item%20Change%20Analysis) Net cash flow from operating activities increased by 117.11% year-on-year, driven by reduced supply chain factoring and commercial bill acceptance; net cash outflow from investing activities decreased by 72.54% due to lower fixed asset construction expenditures; and net cash flow from financing activities turned negative, decreasing by 135.59% year-on-year due to loan repayments Major Cash Flow Statement Item Changes | Item | Change Rate (%) | Reason for Change | | :--- | :--- | :--- | | Net Cash Flow from Operating Activities | 117.11% | Primarily due to a decrease in supply chain factoring and commercial bill acceptance compared to the prior year | | Net Cash Flow from Investing Activities | 72.54% | Primarily due to a decrease in expenditures for the construction of fixed assets compared to the prior year | | Net Cash Flow from Financing Activities | -135.59% | Primarily due to repayment of borrowings | [Shareholder Information](index=4&type=section&id=%E4%BA%8C%E3%80%81%E8%82%A1%E4%B8%9C%E4%BF%A1%E6%81%AF) [Shareholding Status](index=4&type=section&id=%EF%BC%88%E4%B8%80%EF%BC%89%20%E6%99%AE%E9%80%9A%E8%82%A1%E8%82%A1%E4%B8%9C%E6%80%BB%E6%95%B0%E5%92%8C%E8%A1%A8%E5%86%B3%E6%9D%83%E6%81%A2%E5%A4%8D%E7%9A%84%E4%BC%98%E5%85%88%E8%82%A1%E8%82%A1%E4%B8%9C%E6%95%B0%E9%87%8F%E5%8F%8A%E5%89%8D%E5%8D%81%E5%90%8D%E8%82%A1%E4%B8%9C%E6%8C%81%E8%82%A1%E6%83%85%E5%86%B5%E8%A1%A8) As of the end of the reporting period, the company had 24,552 common shareholders, with the top four shareholders, Xiao Hua, Huo Rongquan, Deng Qitang, and Zhang Qikang, acting in concert and collectively holding 62.76% of the shares, indicating a highly concentrated equity structure, while the National Social Security Fund 413 Portfolio was the fifth largest shareholder with 4.06% - The total number of common shareholders at the end of the reporting period was **24,552**[14](index=14&type=chunk) - The top four shareholders, Xiao Hua, Huo Rongquan, Deng Qitang, and Zhang Qikang, are parties acting in concert, collectively holding **62.76%** of the company's shares, exercising absolute control[14](index=14&type=chunk) - The company's dedicated share repurchase account held **6,379,004** shares, accounting for **1.54%** of the total share capital, and was not listed among the top 10 shareholders[15](index=15&type=chunk) [Other Significant Matters](index=5&type=section&id=%E4%B8%89%E3%80%81%E5%85%B6%E4%BB%96%E9%87%8D%E8%A6%81%E4%BA%8B%E9%A1%B9) During the reporting period, the company's subsidiary completed the purchase of Poly Commercial Building property assets, disclosed new litigation and arbitration cases totaling 327 million CNY, and participated in a venture capital fund investment through a subsidiary - Wholly-owned subsidiary Guangdong Monalisa Smart Home Technology Co., Ltd. completed the purchase of Poly Commercial Building property assets and obtained **24** real estate title certificates[16](index=16&type=chunk) - The company and its subsidiaries had new cumulative litigation and arbitration matters totaling **327 million CNY**, representing **10.07%** of the company's latest audited net assets, with the company as plaintiff in the vast majority of cases (**320 million CNY**)[17](index=17&type=chunk) - Wholly-owned subsidiary Monalisa Investment co-invested with a professional investment institution, acquiring and subscribing for a **10 million CNY** capital contribution in Gongqingcheng Yuanzhu Venture Capital Fund at a price of **0 CNY**, holding a **5.5556%** share of the fund[18](index=18&type=chunk) [Quarterly Financial Statements](index=5&type=section&id=%E5%9B%9B%E3%80%81%E5%AD%A3%E5%BA%A6%E8%B4%A2%E5%8A%A1%E6%8A%A5%E8%A1%A8) [Consolidated Balance Sheet](index=5&type=section&id=1%E3%80%81%E5%90%88%E5%B9%B6%E8%B5%84%E4%BA%A7%E8%B4%9F%E5%80%BA%E8%A1%A8) As of March 31, 2024, total assets were 9.51 billion CNY, a 1.91% decrease from the year-start; total liabilities were 5.71 billion CNY, a 3.27% decrease; and total equity attributable to the parent company was 3.47 billion CNY, a slight 0.28% increase, maintaining a relatively stable asset-liability structure Balance Sheet Core Data (Unit: billion CNY) | Item | Period-end Balance (2024-03-31, billion CNY) | Year-start Balance (2023-12-31, billion CNY) | Change Rate | | :--- | :--- | :--- | :--- | | Total Assets | 9.51 | 9.69 | -1.91% | | Total Liabilities | 5.71 | 5.91 | -3.27% | | Total Equity Attributable to Parent Company Owners | 3.47 | 3.46 | 0.28% | [Consolidated Income Statement](index=7&type=section&id=2%E3%80%81%E5%90%88%E5%B9%B6%E5%88%A9%E6%B6%A6%E8%A1%A8) In Q1 2024, the company achieved total operating revenue of 818 million CNY, a 25.72% year-on-year decrease, with total operating costs of 823 million CNY, a 23.73% decrease; despite revenue decline, net profit attributable to parent company owners reached 9.64 million CNY, growing by 39.63% year-on-year, driven by cost control and asset impairment loss reversals Income Statement Core Data (Unit: million CNY) | Item | Current Period Amount (million CNY) | Prior Period Amount (million CNY) | YoY Change | | :--- | :--- | :--- | :--- | | Total Operating Revenue | 818.13 | 1,101.47 | -25.72% | | Total Operating Cost | 822.80 | 1,078.84 | -23.73% | | Operating Profit | 12.26 | 15.66 | -21.74% | | Total Profit | 12.25 | 14.88 | -17.72% | | Net Profit Attributable to Parent Company Owners | 9.64 | 6.90 | 39.63% | [Consolidated Cash Flow Statement](index=9&type=section&id=3%E3%80%81%E5%90%88%E5%B9%B6%E7%8E%B0%E9%87%91%E6%B5%81%E9%87%8F%E8%A1%A8) In Q1 2024, net cash flow from operating activities significantly improved to 27.87 million CNY from -163 million CNY in the prior year; net cash outflow from investing activities narrowed to 26.56 million CNY; net cash outflow from financing activities was 49.17 million CNY, a reversal from 138 million CNY net inflow in the prior year due to debt repayment; and period-end cash and cash equivalents balance was 1.95 billion CNY Cash Flow Statement Core Data (Unit: million CNY) | Item | Current Period Amount (million CNY) | Prior Period Amount (million CNY) | YoY Change | | :--- | :--- | :--- | :--- | | Net Cash Flow from Operating Activities | 27.87 | -162.84 | 117.11% | | Net Cash Flow from Investing Activities | -26.56 | -96.72 | 72.54% | | Net Cash Flow from Financing Activities | -49.17 | 138.15 | -135.59% | | Period-end Cash and Cash Equivalents Balance (billion CNY) | 1.95 | 1.42 | 37.53% |
蒙娜丽莎:关于会计政策变更的公告
2024-04-26 08:56
| 证券代码:002918 | 证券简称:蒙娜丽莎 | 公告编号:2024-028 | | --- | --- | --- | | 债券代码:127044 | 债券简称:蒙娜转债 | | 蒙娜丽莎集团股份有限公司 关于会计政策变更的公告 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。 蒙娜丽莎集团股份有限公司(以下简称"公司")于2024年4月26日召开了第三届董事会 第三十六次会议及第三届监事会第二十八次会议,审议通过了《关于会计政策变更的议案》, 本次会计政策变更无需提交股东大会审议。具体情况如下: 2、变更前采用的会计政策 本次会计政策变更前,公司执行财政部发布的《企业会计准则——基本准则》和各项具 体会计准则、企业会计准则应用指南、企业会计准则解释公告以及其他相关规定。 3、变更后采用的会计政策 本次会计政策变更后,公司按照准则解释第 17 号要求执行。其他未变更部分仍按照财政 部前期发布的《企业会计准则——基本准则》和各项具体会计准则、企业会计准则应用指南、 企业会计准则解释公告以及其他相关规定执行。 一、会计政策变更概述 1、变更原因及变更日期 2 ...
蒙娜丽莎:关于取得发明专利证书的公告
2024-04-26 08:55
| 证券代码:002918 | 证券简称:蒙娜丽莎 | 公告编号:2024-029 | | --- | --- | --- | | 债券代码:127044 | 债券简称:蒙娜转债 | | 2024 年 4 月 27 日 蒙娜丽莎集团股份有限公司(以下简称"蒙娜丽莎"或"公司")于近日取得国家知 识产权局颁发的发明专利证书共 4 项,取得欧洲专利局颁发的发明专利证书 1 项,取得日 本特许厅颁发的发明专利证书 1 项,具体情况如下: | 序 | 专利 | 专利 | 发明名称 | 专利号 | 专利 | 专利授权 | 证书号 | | | --- | --- | --- | --- | --- | --- | --- | --- | --- | | 号 | 类型 | 权人 | | | 申请日 | 公告日 | | | | 1 | 发明 | 蒙娜 | 一种大规格 ZrO2纤维/ 片状 Al2O3复合薄型陶 | ZL202310 | 2023.03.07 | 2024.04.05 | 第 6872330 | 号 | | | 专利 | 丽莎 | | 209751.3 | | | | | | | | | 瓷板及其制备方法 | ...