Core Viewpoint - The company, Tiantong Co., Ltd. (600330.SH), reports that its main business in electronic materials and high-end specialized equipment remains stable, with no significant changes or undisclosed major information [1] Business Operations - The company confirms that its production and operational order is normal, and its main business has not undergone significant changes [1] - The company does not engage in the production of commercial satellites [1] - The company is involved in the "large-size RF piezoelectric wafer project" within the niobate lithium crystal field, which is a fundraising project with a construction period extended to December 2029; this project has not yet been completed and has not generated stable revenue [1] - The company does not produce optical module products [1] Market Attention - The company has gained increased attention due to the commercial aerospace concept, niobate lithium crystal field, and CPO concept [1] - The company advises investors to be cautious of speculative risks associated with hot concepts and to make rational judgments and decisions [1]

Core Viewpoint - TianTong Co., Ltd. (600330.SH) announced that its main business, which involves the research, development, manufacturing, and sales of electronic materials and high-end specialized equipment, is operating normally without significant changes [1] Group 1 - The company confirmed that its production and operational order is normal [1] - There are no undisclosed significant information related to the company's operations [1]

Core Viewpoint - The stock of Tiantong Holdings Co., Ltd. experienced an abnormal trading fluctuation, with a cumulative closing price increase exceeding 20% over three consecutive trading days from December 8 to December 10, 2025 [2][7]. Group 1: Stock Trading Abnormality - The company's stock price deviation over the specified period qualifies as an abnormal trading fluctuation according to the Shanghai Stock Exchange regulations [2][7]. - The company conducted a self-examination and confirmed that there are no undisclosed significant matters affecting the stock price, aside from previously disclosed information [3][4]. Group 2: Business Operations - The main business of the company involves the research, development, manufacturing, and sales of electronic materials and high-end specialized equipment, with current operations reported as normal [3]. - There have been no significant changes in the company's main business operations [3]. Group 3: Major Events and Information - The company verified with its controlling shareholder and actual controller that there are no major events affecting the stock price, such as asset restructuring or significant transactions [4]. - No media reports or market rumors were found that require clarification or could significantly impact the stock price [5]. Group 4: Shareholder Information - The controlling shareholder, Tiantong High-tech Group Co., Ltd., holds 129,561,810 shares, representing 10.50% of the total share capital, with 90,752,000 shares (70.05% of its holdings) pledged [7]. - The total shares held by Tiantong High-tech Group and its concerted actions amount to 233,078,073 shares, or 18.90% of the total, with 123,152,000 shares (52.84% of their holdings) also pledged [7].

Core Viewpoint - The stock of Tiantong Co., Ltd. has experienced a significant price fluctuation, with a cumulative increase of over 20% in closing prices over three consecutive trading days, which is classified as an abnormal trading situation according to the Shanghai Stock Exchange regulations [1] Group 1: Company Operations - Tiantong Co., Ltd. specializes in the research, development, manufacturing, and sales of electronic materials and high-end specialized equipment [1] - The company has confirmed that its production and operational activities are normal, and there have been no significant changes in its main business [1] - There are no undisclosed significant information or events that the company needs to report [1]