海泰发展为全资子公司提供1,000万元担保，资产负债率引发关注

【2026年3月19日，天津】——天津海泰科技发展股份有限公司（简称”海泰发展”，证券代码：600082）于近日发布公告，披露将为其全资子公司天津海泰方通投资有限公司（简称”海泰方通”）向上海银行天津分行申请的1,000万元流动资金贷款提供连带责任保证担保。以下为公告要点及对投资者的详细解读：

一、担保事项的主要内容

• 海泰方通拟向上海银行天津分行申请1,000万元流动资金贷款。
• 本次担保方式为连带责任保证担保，担保金额为1,000万元，担保范围覆盖借款本金、利息、罚息、违约金等所有相关债权及费用。
• 保证期间为债务履行期限届满之日起三年。
• 本次担保无反担保措施。

二、公司及子公司担保情况综述

• 截至公告日，公司及控股子公司对外担保总额为7,000万元，全部为对控股子公司的担保，占公司最近一期经审计净资产的3.94%。
• 公司不存在逾期担保情况。
• 2025年度公司股东会已审议通过为海泰方通提供高达40,000万元担保额度，本次担保在授权范围内，无需再次审议。

三、被担保子公司——海泰方通基本情况及财务状况

• 海泰方通为海泰发展的全资子公司，注册资本1.5亿元，主营业务为高新科技企业投资、新材料及机电一体化、电子信息技术开发与服务等。
• 2026年2月28日，海泰方通资产总额为15,234.19万元，负债总额为12,894.32万元，资产净额为2,339.87万元，资产负债率超过84%。
• 2026年1-2月净利润为-55.83万元，出现亏损，2025年度净利润为36.51万元。
• 公司营业收入2026年前两月为0，2025年度为798.34万元。

四、风险提示与对投资者的影响

• 本次担保涉及被担保子公司资产负债率超过70%，公司明确提示此为重要风险事项。
• 公司认为担保风险可控，被担保子公司资信状况良好，但实际财务数据显示海泰方通负债率较高，且今年前两月处于亏损状态，需投资者密切关注其未来偿债能力。
• 若海泰方通因经营不善导致无法偿还银行借款，母公司海泰发展将承担连带还款责任，可能对其财务状况及股东回报产生不利影响。

五、董事会意见与合规性说明

• 董事会认为本次担保系日常经营与业务发展需要，有利于提升融资能力和主营业务正常开展，且在年度授权范围内，无需另行召开董事会和股东会审议。

六、总结及潜在股价影响

本次公告中，海泰发展为资产负债率较高且近期出现亏损的全资子公司提供担保，虽有年度股东会授权，但此举提升了集团整体的财务风险敞口。投资者应关注海泰方通后续的经营与偿债能力变化，若被担保方经营持续恶化，可能给母公司带来财务压力，进而影响公司估值和股价表现。本次事项具有一定的价格敏感性，需投资者高度关注。

免责声明：本文内容仅基于天津海泰科技发展股份有限公司公告及公开披露信息，不构成任何投资建议。股票市场有风险，投资需谨慎。

English Version

Haitai Development Provides RMB 10 Million Guarantee for Subsidiary; High Leverage Draws Attention

[March 19, 2026, Tianjin] — Tianjin Haitai Technology Development Co., Ltd. (“Haitai Development”, Stock Code: 600082) announced that it will provide a joint and several guarantee for a RMB 10 million working capital loan applied for by its wholly-owned subsidiary Tianjin Haitai Fangtong Investment Co., Ltd. (“Haitai Fangtong”) from the Shanghai Bank Tianjin Branch. Key points and investor-focused analysis are as follows:

1. Main Details of the Guarantee

• Haitai Fangtong intends to apply for a RMB 10 million working capital loan from Shanghai Bank Tianjin Branch.
• The guarantee is a joint and several guarantee, covering all loan principal, interest, penalties, liquidated damages, and related costs up to RMB 10 million.
• The guarantee period is up to three years after the debt maturity date.
• No counter-guarantee is in place for this transaction.

2. Overview of Guarantees Provided by the Company and Subsidiaries

• As of the date of disclosure, the total guarantee amount provided by the company and its subsidiaries is RMB 70 million, all for subsidiaries, accounting for 3.94% of the company’s most recent audited net assets.
• No overdue guarantees exist.
• The 2025 shareholders’ meeting approved an annual guarantee limit of up to RMB 400 million for Haitai Fangtong; this guarantee falls within the authorized scope and does not require additional approval.

3. Haitai Fangtong’s Basic and Financial Information

• Haitai Fangtong is a wholly-owned subsidiary of Haitai Development, with a registered capital of RMB 150 million, focusing on high-tech enterprise investment, new materials, mechatronics, and electronic information technology development and services.
• As of February 28, 2026, total assets were RMB 152.34 million, total liabilities RMB 128.94 million, and net assets RMB 23.40 million, with an asset-liability ratio over 84%.
• Net profit for January-February 2026 was a loss of RMB 558,300; for 2025, net profit was RMB 365,100.
• Operating income was zero for early 2026 and RMB 7.98 million for 2025.

4. Risk Reminder & Potential Impact on Investors

• The subsidiary’s asset-liability ratio exceeds 70%, which is highlighted as a major risk item by the company.
• The company considers the guarantee risk to be under control and the subsidiary’s credit status to be good; however, the financials indicate high leverage and a recent loss, so investors should monitor the subsidiary’s solvency.
• If Haitai Fangtong cannot repay the loan due to poor operations, Haitai Development will bear joint liability, potentially impacting the group’s financials and shareholder returns.

5. Board Opinion & Compliance Statement

• The Board considers this guarantee necessary for business operations and development, within the annual authorized limit, and does not require further Board or shareholder approval.

6. Summary & Potential Share Price Impact

This announcement reveals that Haitai Development is increasing its credit exposure by guaranteeing a subsidiary with high leverage and recent losses. Although within the annual authorized scope, this move raises the group’s overall financial risk. Investors should closely monitor Haitai Fangtong’s future operations and solvency. If the subsidiary’s performance deteriorates, it could adversely affect Haitai Development, impacting valuation and share price. This event is potentially price-sensitive and should be carefully noted by investors.

Disclaimer: The content above is based solely on the official disclosure by Tianjin Haitai Technology Development Co., Ltd. and public information. It does not constitute any investment advice. Stock market investments carry risks; please invest cautiously.

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