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Tianjin 712 Communication & Broadcasting Co., Ltd — Investor Relations & Filings

Ticker · 603712 ISIN · CNE1000030X9 Shanghai Stock Exchange Manufacturing
Open in API
Filings indexed 811 across all filing types
Latest filing 2025-06-13 Major Shareholding Noti…
Country CN China
Listing Shanghai Stock Exchange 603712

About Tianjin 712 Communication & Broadcasting Co., Ltd

https://www.712.cn/

Tianjin 712 Communication & Broadcasting Co., Ltd. specializes in the research, development, and manufacturing of professional wireless communication equipment. The company provides comprehensive solutions for specialized sectors including railway transportation, aviation, and maritime operations. Its core product portfolio features train wireless dispatching systems, air-to-ground communication terminals, and maritime radio equipment. With a focus on high-reliability mission-critical systems, the organization develops advanced digital trunking technologies and wireless transmission platforms. The company serves as a key supplier for large-scale infrastructure projects, offering integrated communication networks that ensure safety and operational efficiency in complex environments. Its technical expertise extends to the design of customized radio hardware and software-defined radio architectures tailored for industrial and governmental applications.

Recent filings

Filing Released Lang Actions
天津七一二通信广播股份有限公司关于控股股东权益变动触及1%刻度的提示性公告
Major Shareholding Notification Classification · 100% confidence The document is a formal announcement regarding a change in shareholding by the controlling shareholder of the company, Tianjin Qiyi Communication Broadcasting Co., Ltd. It details the increase in shareholding percentage by the controlling shareholder, including specific share counts before and after the transaction, the method of transaction (centralized bidding), and compliance with relevant securities laws. The document explicitly states it is a "提示性公告" (a notification or alert announcement) about the controlling shareholder's equity change touching a 1% threshold. There is no financial data, no discussion of financial results, no management commentary, or other report content. This fits the definition of a Major Shareholding Notification (MRQ), which covers notifications of changes in significant share ownership levels crossing thresholds. The document length is short (1898 characters), and it is not an announcement of a report publication but a direct notification of shareholding change. Therefore, the correct classification is MRQ with high confidence.
2025-06-13 Chinese
独立董事提名人声明与承诺（郁向军）
Board/Management Information Classification · 95% confidence The document is a formal statement nominating an independent director candidate for the company's board, detailing qualifications, compliance with laws and regulations, and declarations of independence and integrity. It does not contain financial data, earnings, or report content but is related to board/management information about director nomination. Therefore, it fits best under Board/Management Information (MANG). The document length is short and focused on nomination and compliance statements, not a report or announcement of voting results.
2025-06-11 Chinese
独立董事提名人声明与承诺（李长皓）
Board/Management Information Classification · 95% confidence The document is a formal statement regarding the nomination and qualifications of an independent director candidate for the company's board. It details the nominee's compliance with legal and regulatory requirements, independence criteria, and absence of adverse records. There is no financial data, no mention of financial results, no report publication, or voting results. The content is focused on board/management information, specifically about a director nomination and related declarations. Therefore, the document fits best under the category of Board/Management Information (MANG). The document length is short and does not indicate an announcement of a report or certification, so it is not RNS or RPA.
2025-06-11 Chinese
独立董事提名人声明与承诺（李姝）
Regulatory Filings Classification · 95% confidence The document is a formal statement and commitment regarding the nomination of an independent director candidate for the company's board. It details the qualifications, legal compliance, and independence criteria for the nominee. There are no financial statements, earnings data, or report summaries present. The document is not an announcement of voting results, nor a proxy solicitation, but rather a nomination declaration. It does not fit into categories like Annual Report, Interim Report, or Earnings Release. It is a regulatory announcement related to board nomination and compliance with listing rules. Given the content and nature, the best fitting category is Regulatory Filings (RNS), as it is a formal regulatory disclosure that does not fit other specific categories.
2025-06-11 Chinese
天津七一二通信广播股份有限公司董事会提名委员会关于董事会换届选举董事候选人的审查意见
Board/Management Information Classification · 95% confidence The document is a formal opinion from the Board Nomination Committee regarding the qualifications and nomination of candidates for the company's board of directors. It discusses the review and approval of director candidates for the upcoming board term, referencing relevant laws and regulations. There is no financial data, no mention of annual or quarterly reports, no voting results, and no mention of shareholder meetings or presentations. This document is about board/management information, specifically the nomination and approval of board members, which fits the category of Board/Management Information (MANG). The document length is short and focused solely on board nominations, confirming it is not a report or announcement of a report but a management-related filing.
2025-06-11 Chinese
独立董事候选人声明与承诺（郁向军）
Governance Information Classification · 95% confidence The document is a declaration and commitment statement by an independent director candidate, detailing qualifications, compliance with regulatory requirements, and independence criteria. It does not contain financial data, audit results, or company performance information. It is not a report or announcement of financial results, nor a regulatory filing about shareholding or management changes. The content is related to governance and compliance with director qualifications and independence standards, which fits the category of Governance Information (CGR). The document length is short and focused on director qualifications and commitments, not an AGM presentation or voting results. Therefore, the best classification is Governance Information (CGR).
2025-06-11 Chinese

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