Skip to main content
SHENZHEN SDG INFORMATION CO., LTD logo

SHENZHEN SDG INFORMATION CO., LTD — Investor Relations & Filings

Ticker · 000070 ISIN · CNE000001238 Shenzhen Stock Exchange Manufacturing
Open in API
Filings indexed 2,192 across all filing types
Latest filing 2019-04-29 Interim / Quarterly Rep…
Country CN China
Listing Shenzhen Stock Exchange 000070

About SHENZHEN SDG INFORMATION CO., LTD

https://www.sdgi.com.cn

SHENZHEN SDG INFORMATION CO., LTD. specializes in the research, development, and manufacturing of optical communication products and smart network solutions. The company’s core portfolio includes optical fibers, indoor and outdoor optical cables, and specialized power cables such as OPGW and ADSS. Beyond physical media, it provides optical transmission equipment, data center infrastructure, and integrated solutions for smart city applications. The company serves a diverse client base across telecommunications, power utilities, and government sectors. By leveraging its expertise in optical connectivity and system integration, it supports high-speed data transmission and the deployment of intelligent infrastructure. Its operations emphasize technological innovation in optical sensing and military-civilian integration technologies to meet evolving connectivity demands.

Recent filings

Filing Released Lang Actions
2019年第一季度报告正文
Interim / Quarterly Report Classification · 98% confidence The document is titled as the "2019 年第一季度报告正文" which translates to "2019 First Quarter Report". It contains detailed financial data including income statement, balance sheet, cash flow statement, and management discussion of financial performance for the first quarter of 2019. The presence of actual financial figures, analysis of changes in financial metrics, and detailed shareholder information confirms this is a quarterly financial report. The length of the document (8277 characters) and the detailed content indicate it is the report itself, not just an announcement or a certification. Therefore, the document fits the definition of an Interim / Quarterly Report (IR). Q1 2019
2019-04-29 Chinese
独立董事关于公司会计政策变更的独立董事意见
Audit Report / Information Classification · 90% confidence The document is an independent directors' opinion on the company's change in accounting policies, referencing new accounting standards issued by the Ministry of Finance and the company's compliance with these changes. It is a formal statement or opinion rather than a full audit report or annual report. The document is short (683 characters) and focuses on the approval and reasonableness of accounting policy changes, which aligns with audit-related disclosures but is not a full audit report itself. It does not contain financial statements or detailed audit results. Therefore, it fits best under Audit Report / Information (AR), which includes standalone audit reports and applied accounting principles. FY 2019
2019-04-29 Chinese
2019年第一季度报告全文
Interim / Quarterly Report Classification · 100% confidence The document is titled as the "2019 First Quarter Report" of Shenzhen Tefa Information Co., Ltd. It contains detailed financial data including consolidated and parent company balance sheets, income statements, cash flow statements, and explanations of financial metrics and changes compared to previous periods. The presence of quarterly financial data, management's discussion of financial results, and detailed financial statements indicates this is a comprehensive interim financial report for a period shorter than a full fiscal year. The document length is substantial (15,000 characters), and it is not merely an announcement or certification. Therefore, it fits the definition of an Interim / Quarterly Report (IR). Q1 2019
2019-04-29 Chinese
董事会第七届八次会议决议公告
Regulatory Filings Classification · 95% confidence The document is a board meeting resolution announcement from Shenzhen Tefa Information Co., Ltd. It mentions the approval of the company's accounting policy change and the approval of the 2019 first quarter report (full text and summary). However, the document itself is a brief announcement of the board meeting decisions, not the full quarterly report. The length is only 575 characters, indicating it is a short announcement rather than a full report. Therefore, it fits best as a Regulatory Filing (RNS) because it is a formal announcement of board resolutions and references the quarterly report but does not contain substantive financial data itself.
2019-04-29 Chinese
限售股份解除限售上市流通的提示性公告
Regulatory Filings Classification · 95% confidence The document is a detailed announcement regarding the lifting of restrictions on certain shares (限售股份解除限售上市流通的提示性公告) for Shenzhen Tefa Information Co., Ltd. It includes specifics about the number of shares becoming tradable, the shareholders involved, their commitments, and compliance with relevant laws and regulations. The document references the approval by the China Securities Regulatory Commission and details about share issuance and capital changes. It also includes independent financial advisor opinions confirming the legitimacy of the share unlocking. The document is not a full financial report, earnings release, or management discussion but rather a formal announcement about the unlocking and circulation of restricted shares. This fits the category of a Regulatory Filing (RNS) as it is a regulatory announcement about share circulation and compliance, not a report or financial statement itself.
2019-04-25 Chinese
招商证券股份有限公司关于公司部分限售股解禁的核查意见
Audit Report / Information Classification · 95% confidence The document is titled as an independent financial advisor's verification opinion regarding the unlocking of restricted shares of Shenzhen Tefa Information Co., Ltd. It contains detailed information about the background of the restricted shares, shareholder commitments, performance fulfillment, shareholding changes, and the advisor's verification opinion. The document references regulatory approvals, share issuance, and compliance with laws and stock exchange rules. It is a standalone audit or verification report focused on the unlocking of restricted shares and compliance with related commitments, rather than a full annual or interim financial report. It does not present quarterly or annual financial statements but rather a specific audit opinion on share unlocking and shareholder commitments. Therefore, it fits best under the category of Audit Report / Information (AR). Q1 2019
2019-04-25 Chinese

Browse filings by year

26 years

Report missing filing

Can't find a specific document? Let us know and we'll add it within 24 hours.

We will notify you once the filing is added.
Report sent
Thank you. We will check the data and update it shortly.