Core Viewpoint - The coal chemical concept sector has shown a positive performance with a 0.80% increase, ranking fifth among concept sectors, driven by significant gains in several stocks [1][2]. Group 1: Sector Performance - As of September 26, the coal chemical concept sector increased by 0.80%, with 60 stocks rising, including Yicheng New Energy which hit the daily limit up of 20% [1]. - Notable gainers in the sector included Donghua Technology (up 10.04%), Hongsheng Co., and Luhua Technology, both hitting the daily limit [1][3]. - The top decliners were Lu'an Environmental Energy, Jiufeng Energy, and Hangyang Co., with declines of 2.89%, 2.44%, and 2.39% respectively [1]. Group 2: Capital Flow - The coal chemical sector attracted a net inflow of 435 million yuan, with 44 stocks receiving net inflows, and 6 stocks exceeding 50 million yuan in net inflow [2]. - Donghua Technology led the net inflow with 148 million yuan, followed by Junzheng Group and Luhua Technology with 114 million yuan and 82.94 million yuan respectively [2][3]. - The top stocks by net inflow ratio included Yicheng New Energy (35.30%), Luhua Technology (27.98%), and Donghua Technology (22.55%) [3].

Core Viewpoint - The POE film concept sector has shown a modest increase of 0.75%, ranking 7th among concept sectors, with notable performances from several stocks, including Donghua Technology, which hit the daily limit, and others like Ningbo Color Masterbatch and Rongsheng Petrochemical showing significant gains [1][2]. Group 1: Market Performance - The POE film concept sector saw 13 stocks rise, with Donghua Technology leading with a limit-up performance, followed by Ningbo Color Masterbatch and Rongsheng Petrochemical, which increased by 6.15% and 4.99% respectively [1]. - Conversely, stocks such as Lianhong Xinke, Lushan New Materials, and Tianyang New Materials experienced declines, with decreases of 3.93%, 2.52%, and 2.39% respectively [1]. Group 2: Capital Flow - The POE film concept sector attracted a net inflow of 118 million yuan from main funds, with 12 stocks receiving net inflows, and 6 stocks exceeding 10 million yuan in net inflow [2]. - Donghua Technology topped the list with a net inflow of 148 million yuan, followed by Ningbo Color Masterbatch, Jizhi Technology, and Wanhua Chemical, which saw net inflows of 24.11 million yuan, 23.97 million yuan, and 22.35 million yuan respectively [2][3]. Group 3: Capital Inflow Ratios - The leading stocks in terms of net inflow ratios were Donghua Technology, Jizhi Technology, and Ningbo Color Masterbatch, with net inflow rates of 22.55%, 10.81%, and 7.55% respectively [3].

Core Viewpoint - The medical waste treatment sector has shown a positive performance, with a 0.66% increase, ranking 8th among concept sectors, driven by significant gains in stocks like Qidi Environment and Donghua Technology, which hit the daily limit [1][2]. Group 1: Market Performance - The medical waste treatment concept saw 27 stocks rise, with Qidi Environment leading with a 10.09% increase, followed by Donghua Technology at 10.04% [1][3]. - The sector experienced a net inflow of 310 million yuan, with 18 stocks receiving net inflows, and Qidi Environment attracting the highest at 219 million yuan [2][3]. - The top three stocks by net inflow rate were Qidi Environment (56.47%), Donghua Technology (22.55%), and Zhongke Environmental Protection (14.37%) [3][4]. Group 2: Stock Performance - Significant gainers included Qidi Environment (10.09%), Donghua Technology (10.04%), and Zhongshan Public Utilities (3.93%) [1][3]. - Notable decliners were Saili Medical (-6.52%), Yuhua Tian (-5.76%), and Jingcheng Co. (-3.86%) [1][5]. - The trading volume and turnover rates for leading stocks indicate strong investor interest, particularly in Qidi Environment and Donghua Technology [3][4].

Core Points - The medical waste treatment sector saw a rise of 0.66%, ranking 8th among concept sectors, with 27 stocks increasing in value [1] - Major gainers included Qidi Environment and Donghua Technology, both reaching their daily limit, while major losers included Seli Medical and Yuhua Tian [1][5] Sector Performance - The medical waste treatment sector had a net inflow of 310 million yuan, with 18 stocks receiving net inflows, and 7 stocks exceeding 10 million yuan in net inflow [2] - Qidi Environment led the net inflow with 219 million yuan, followed by Donghua Technology and Shengyuan Environmental Protection [2] Stock Details - Qidi Environment and Donghua Technology had the highest net inflow ratios at 56.47% and 22.55% respectively [3] - Other notable stocks included Shengyuan Environmental Protection and Dongfang Garden, with net inflows of 26.84 million yuan and 20.02 million yuan respectively [3] Additional Stock Movements - Among the top gainers, Qidi Environment increased by 10.09%, while Donghua Technology rose by 10.04% [4] - Conversely, Seli Medical experienced a decline of 6.52%, and Yuhua Tian fell by 5.76% [5]

Market Overview - On September 26, the professional engineering sector rose by 0.32% compared to the previous trading day, with Donghua Technology leading the gains [1] - The Shanghai Composite Index closed at 3828.11, down 0.65%, while the Shenzhen Component Index closed at 13209.0, down 1.76% [1] Top Performers - Donghua Technology (002140) closed at 12.27, up 10.04%, with a trading volume of 549,800 shares and a transaction value of 656 million [1] - Shenghui Integration (603163) closed at 47.91, up 10.01%, with a trading volume of 54,300 shares and a transaction value of 251 million [1] - Yaxiang Integration (603929) closed at 44.78, up 6.29%, with a trading volume of 64,100 shares and a transaction value of 282 million [1] Market Capital Flow - The professional engineering sector saw a net inflow of 126 million from institutional investors, while retail investors experienced a net outflow of 12.29 million [2] - Major stocks in the sector showed varying levels of net inflow and outflow from different investor types [3] Individual Stock Performance - Donghua Technology had a net inflow of 14.21 million from institutional investors, while retail investors had a net outflow of 10 million [3] - Shenghui Integration experienced a net inflow of 62.13 million from institutional investors, with a net outflow of 39.47 million from retail investors [3] - Other notable stocks include Huasheng Huayuan (601096) with a net inflow of 21.90 million from institutional investors and a net outflow of 26.81 million from retail investors [3]

Core Viewpoint - The coal chemical industry has experienced a significant surge, with companies like Donghua Technology reaching the daily limit increase, while others such as Luhua Technology, Haheng Huaton, Hualu Hengsheng, Tianwo Technology, Aerospace Engineering, and Luxi Chemical also saw notable gains [1] Group 1 - Donghua Technology has hit the daily limit increase, indicating strong market interest and investor confidence [1] - Other companies in the coal chemical sector, including Luhua Technology and Haheng Huaton, have followed suit with substantial price increases [1] - The overall trend suggests a bullish sentiment in the coal chemical industry, reflecting potential growth opportunities [1]

Core Viewpoint - Donghua Technology announced the signing of an EPC contract and an operation contract for a lithium carbonate project in Tibet, marking a significant step in enhancing its performance in the lithium market [1] Group 1: Project Details - The company signed an EPC contract with Tibet Shigatse Zabuye Lithium Industry Co., Ltd. for the comprehensive development and utilization of a 10,000-ton battery-grade lithium carbonate project [1] - The EPC contract stipulates that the company is responsible for the design, procurement, and construction until the completion of the factory's mechanical commissioning and readiness for production [1] - The operation contract outlines the company's responsibility for daily production operations and safety management during the three-year operational period following the project's readiness for production [1] Group 2: Project Timeline and Milestones - The project is set to complete a 120-hour functional assessment from September 20 to 24, 2025, which will signify the official commencement of production [1] - Successful completion of the functional assessment will further enhance the company's engineering construction achievements in the lithium market [1]

Core Viewpoint - Donghua Technology has signed contracts for a lithium carbonate project in Tibet, marking a significant step in its engineering and operational capabilities in the lithium market [1] Group 1: Project Overview - In September 2021, Donghua Engineering Technology Co., Ltd. signed an EPC contract and an operation contract with Tibet Shigatse Zabuye Lithium Industry High-Tech Co., Ltd. for a lithium carbonate project [1] - The EPC contract stipulates that the company is responsible for the design, procurement, and construction until the factory is ready for production [1] - The operation contract outlines the company's responsibilities for daily production operations and safety management for three years after the project is ready for production [1] Group 2: Project Progress - The project has successfully completed a 120-hour functional assessment from September 20 to 24, 2025, indicating that it is ready for official production [1] - This project is notable for being the world's first large-scale industrial facility to use membrane separation and MVR technology for lithium extraction from salt lakes [1] - The project involves complex technical adjustments, environmental adaptations, and product validations, particularly challenging due to its location in a high-altitude region [1] Group 3: Market Implications - The successful completion of the functional assessment enhances the company's engineering performance in the lithium market [1]

东华工程科技股份有限公司董事会 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。 2021 年 9 月，东华工程科技股份有限公司（以下简称"本公司"、 "东华科技"）与西藏日喀则扎布耶锂业高科技有限公司签订西藏扎布 耶盐湖绿色综合开发利用万吨电池级碳酸锂项目《EPC 总承包合同》《运 营（O）合同》。《EPC 总承包合同》约定本公司负责该项目的设计、采购、 施工直至完成工厂机械竣工并具备投产条件；《运营（O）合同》约定本 公司负责自该项目具备投产条件后三年运营期内的日常生产运行、安全 管理等工作。详见发布于 2021 年 9 月 30 日《证券时报》、巨潮资讯网 上的东华科技 2021-081 号《关于签订西藏扎布耶盐湖绿色综合开发利 用万吨电池级碳酸锂项目 EPC 总承包、运营（O）合同的公告》。 本公司与项目业主全力推进项目建设，于 2025 年 9 月 20 日至 24 日顺利完成 120 小时的功能考核。该项目属于大型工业装置，系全球首 套采用膜分离+MVR 盐湖提锂工艺，涉及较为复杂的技术调试、环境适配 和产品验证等，同时地处高寒地带，建设条件艰苦。本 ...

（文章来源：证券日报） 证券日报网讯东华科技9月23日在互动平台回答投资者提问时表示，截至9月19日下午收市，公司股东户 数约为2.929万户。 ...