/Fengbei Biotechnology’s progress announcement on providing guarantees for wholly-owned subsidiaries
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Fengbei Biotechnology’s progress announcement on providing guarantees for wholly-owned subsidiaries

Shanghai Stock Exchange
2025/12/31

Securities code: 603334 Securities abbreviation: Fengbei Biotechnology Announcement number: 2025-008

Suzhou Fengbei Biotechnology Co., Ltd.

Announcement on the progress of providing guarantees for wholly-owned subsidiaries

The company's board of directors and all directors guarantee that the contents of this announcement do not contain any false records, misleading statements or major omissions, and assume legal responsibility for the authenticity, accuracy and completeness of its contents.

Important content reminder:

 Guaranteed objects and basic information

actually provided for

Is it estimated in the early stage? Is there a name of the guaranteed person in this guarantee? The amount of this guarantee? The balance of the guarantee (excluding the principal)

Counter-guarantee sub-guarantee amount within the limit)

Oumeng Chemicals (Jiangsu)

10 million yuan 0.00 million yuan Yes No Limited company

Weige, Jintan District, Changzhou City

10 million yuan 72 million yuan Yes No Biotechnology Co., Ltd.

 Cumulative guarantee status

Cumulative amount of overdue external guarantees (10,000 yuan) 0.00

Listed companies and their holdings as of the date of this announcement

14,000.00

Total external guarantees provided by subsidiaries (10,000 yuan)

The total amount of external guarantees accounted for the most recent period for listed companies.

16.62

Proportion of audited net assets for the period (%)

□The guarantee amount (including this time) exceeds 50% of the latest audited net assets of the listed company

□The total amount of external guarantees (including this one) exceeds 100% of the listed company’s latest audited net assets

Special risk warning (please check if applicable)

□The total amount of guarantees for units outside the consolidated statements (including this time) reaches or exceeds 30% of the latest audited net assets

☑This time, guarantees will be provided to units with an asset-liability ratio exceeding 70%

Other risk warnings None

1. Overview of guarantee situation

(1) Basic information on guarantee

December 29, 2025 On the same day, Suzhou Fengbei Biotechnology Co., Ltd. (hereinafter referred to as "Fengbei Biotechnology" or the "Company") wholly-owned subsidiary Oumeng Chemicals (Jiangsu) Co., Ltd. (hereinafter referred to as "Oumeng Chemicals") and Changzhou Jintan District Weige Biotechnology Co., Ltd. (hereinafter referred to as "Oumeng Chemicals") (known as "Vige Bio")), the company signed a "Maximum Guarantee Contract" with the Zhangjiagang Branch of Suzhou Bank Co., Ltd. (hereinafter referred to as "Suzhou Bank"), providing a maximum limit of RMB 1,000 each for Oumeng Chemicals and Vige Bio. The joint liability guarantee of RMB 10,000 shall not exceed RMB 20 million in total.

None of the above guarantees are counter-guaranteed.

(2) Internal decision-making procedures

The company held the second meeting of the second board of directors and the company's 2024 annual shareholders' meeting on April 18 and May 8, 2025, respectively, and reviewed and approved the "Proposal on Confirming the Company's External Guarantees in 2024 and Estimating the Company's External Guarantee Amount for 2025", and agreed that the company and its controlled subsidiaries are expected to provide no more than RMB 300 million in total external guarantees.

This guarantee is within the guarantee limit approved by the company's shareholders' meeting, and the company does not need to convene separate board of directors and shareholders' meetings for review.

2. Basic information of the guaranteed person

(1) Basic situation

  1. Oumeng Chemicals (Jiangsu) Co., Ltd.

Type of guaranteed person Legal person

Name of the guaranteed party Oumeng Chemicals (Jiangsu) Co., Ltd.

Type of guaranteed party and listed company

Wholly owned subsidiary

Company shareholding status

Major shareholders and shareholding ratio: Fengbei Biotechnology directly holds 100% of the shares

Legal representative Wu Guolin

Unified social credit code 91320592MA27A7WM4L

Date of establishment October 26, 2021

Registration address: No. 1-2, Donghai Road, Yangzijiang International Chemical Industrial Park, Jiangsu

Registered capital 10 million yuan

Company type: Limited liability company (a sole proprietorship of a legal person that is not invested or controlled by a natural person)

General projects: sales of chemical products (excluding licensed chemical products); wholesale of refined oil (excluding hazardous chemicals); import and export of goods; import and export of technology; import and export agency; technology research and development of biochemical products; technical services, technology development, technical consultation, technology exchange, technology transfer, technology promotion; recycling of renewable resources (except productive scrap metal); processing of renewable resources; sales of renewable resources; manufacturing of bio-based materials; sales of bio-based materials; business scope

Technology research and development of material-based materials; processing of non-metal waste and debris; processing of non-edible vegetable oils; sales of non-edible vegetable oils; manufacturing of industrial animal oil chemicals; sales of industrial animal oil chemicals; manufacturing of special chemical products (excluding hazardous chemicals); sales of special chemical products (excluding hazardous chemicals) (Except for projects that require approval according to law, business activities can be carried out independently with a business license in accordance with the law)

September 30, 2025 December 31, 2024 Project/January-September 2025/Year 2024

(Unaudited) (Audited)

Total assets 4,476.95 797.04Main financial indicators (10,000 yuan)

Total liabilities 3,273.76 406.36 Net assets 1,203.19 390.68 Operating income 3,222.49 1,846.27 Net profit 117.51 85.95

  1. Changzhou Jintan District Weige Biotechnology Co., Ltd.

Type of guaranteed person Legal person

Name of the guaranteed person Changzhou Jintan District Weige Biotechnology Co., Ltd.

Type of guaranteed party and listed company

Wholly owned subsidiary

Company shareholding status

Major shareholders and shareholding ratio: Fengbei Biotechnology directly holds 100% of the shares

Legal representative Wei Liang

Unified social credit code 91320413093441365U

Date of establishment April 10, 2014

Registration address: No. 19-1, Xinghe East Road, Jintan District, Changzhou City

Registered capital 50 million yuan

Company type Limited liability company (sole proprietorship)

Research on production technology of natural vegetable oils; production and sales of natural vitamin E, fatty acids, fatty acid methyl esters, sterols, vegetable asphalt, and wrapping materials; business scope

Sales of chemical raw materials and products (excluding hazardous chemicals), daily necessities, electronic equipment, metal products, lubricants, and feed; food operations (limited to the scope approved by the "Food Business License"); self-operation and agency import and export business of various commodities and technologies; utilization of waste (oil) refining and processing. (Projects that require approval according to law can only carry out business activities after approval by relevant departments)

September 30, 2025 December 31, 2024 Project/January-September 2025/Year 2024

(Unaudited) (Audited)

Total assets 25,122.77 24,118.79Main financial indicators (10,000 yuan)

Total liabilities 7,567.81 6,580.89Net assets 17,554.96 17,537.90Operating income 60,125.05 80,379.62Net profit 5,017.06 4,901.24

(2) The guaranteed person’s breach of trust

As of the disclosure date of this announcement, the guaranteed person's credit status is good and is not a defaulter.

3. Main contents of the guarantee agreement

(1) On December 29, 2025, the company signed the "Maximum Guarantee Contract" with Suzhou Bank to provide joint liability guarantee for Oumeng Chemicals. The main contents are as follows:

  1. Guarantee related parties

Guarantor: Suzhou Fengbei Biotechnology Co., Ltd.

Creditor: Suzhou Bank Co., Ltd. Zhangjiagang Branch

Debtor: Oumeng Chemicals (Jiangsu) Co., Ltd.

  1. Main contract of guarantee

Contracts, agreements and other documents signed by the creditor to handle a series of business for the debtor within the agreed period for determining the creditor's rights and the maximum creditor's rights limit.

  1. Guaranteed principal claim

From December 29, 2025 to December 28, 2026 (i.e., the period during which the creditor's rights are determined), within the maximum limit equivalent to RMB 10,000,000, the creditor shall enjoy the principal balance of its creditor's rights against the debtor based on the main contract signed with the debtor.

  1. Guarantee scope

Including the principal and interest of the creditor's rights under the main contract, overdue interest, compound interest, penalty interest, debt interest that should be doubled during the delay in performance of the judgment document, liquidated damages, damages, and other amounts that the debtor should pay to the creditor (including but not limited to related fees advanced by the creditor) (including but not limited to litigation fees, arbitration fees, preservation fees, appraisal fees, auction fees, execution fees, announcement fees, attorney fees, travel expenses, transfer fees, etc.).

  1. Guarantee method: joint liability guarantee.

  2. Guarantee period: calculated separately according to the business handled by the creditor for the debtor, that is, three years from the expiration of the debt performance period of the debtor under each single main contract.

  3. Counter guarantee: None.

(2) On December 29, 2025, the company signed the "Maximum Guarantee Contract" with Suzhou Bank to provide joint liability guarantee for Vigo Biotech. The main contents are as follows:

  1. Guarantee related parties

Guarantor: Suzhou Fengbei Biotechnology Co., Ltd.

Creditor: Suzhou Bank Co., Ltd. Zhangjiagang Branch

Debtor: Changzhou Jintan District Weige Biotechnology Co., Ltd.

  1. Main contract of guarantee

Contracts, agreements and other documents signed by the creditor to handle a series of business for the debtor within the agreed period for determining the creditor's rights and the maximum creditor's rights limit.

  1. Guaranteed principal claim

From December 29, 2025 to December 28, 2026 (i.e., the period during which the creditor's rights are determined), within the maximum limit equivalent to RMB 10,000,000, the creditor shall enjoy the principal balance of its creditor's rights against the debtor based on the main contract signed with the debtor.

  1. Guarantee scope

Including the principal and interest of the creditor's rights under the main contract, overdue interest, compound interest, penalty interest, debt interest that should be doubled during the delay in performance of the judgment document, liquidated damages, damages, and other amounts that the debtor should pay to the creditor (including but not limited to related fees advanced by the creditor) (including but not limited to litigation fees, arbitration fees, preservation fees, appraisal fees, auction fees, execution fees, announcement fees, attorney fees, travel expenses, transfer fees, etc.).

  1. Guarantee method: joint liability guarantee.

  2. Guarantee period: calculated separately according to the business handled by the creditor for the debtor, that is, three years from the expiration of the debt performance period of the debtor under each single main contract.

  3. Counter guarantee: None.

4. Necessity and Reasonability of Guarantee

This guarantee is to meet the business development and capital needs of Oumeng Chemicals and Weige Biotech, which is conducive to the development of their business and the smooth implementation of their business plans, and is in line with the company's long-term interests. Oumeng Chemicals and Weige Biotech are wholly-owned subsidiaries within the scope of the company's consolidated statements. The company has control over their operations, management and finance, and the guarantee risks are within the controllable range. This guarantee has gone through the necessary review procedures and will not harm the interests of the company and shareholders.

5. Opinions of the Board of Directors

The company held the second meeting of the second board of directors on April 18, 2025, and reviewed and approved the "Proposal on Confirming the Company's External Guarantees in 2024 and Estimating the Company's External Guarantee Amount in 2025". In order to meet the company's and its controlled subsidiaries' daily operating and business development capital needs and improve the efficiency of the company's financing decision-making, it was agreed that the company and its controlled subsidiaries are expected to provide total external guarantees not to exceed RMB 300 million.

6. Cumulative number of external guarantees and number of overdue guarantees

As of the disclosure date of this announcement, the total external guarantees provided by the company and its subsidiaries are RMB 140 million, accounting for 16.62% of the company's latest audited net assets. They are all guarantees provided by the company to its controlled subsidiaries. Except for the above guarantees, the company has no other guarantees. The company has not provided guarantees to the controlling shareholders, actual controllers and their related parties, and there are no overdue guarantees.

Announcement is hereby made.

Board of Directors of Suzhou Fengbei Biotechnology Co., Ltd.

December 31, 2025