Polyrocks Chemical：System for the Management of Resignation of Directors and Senior Management (Augu

Polyrocks Chemical：Internal Audit System (July 2025)

Polyrocks Chemical：System for Accountability for Major Errors in Annual Report Information Disclosur

Polyrocks Chemical：System for Internal Reporting of Major Information (July 2025)

Polyrocks Chemical：System for Preventing Capital Occupation by Controlling Shareholders, Actual Cont

Polyrocks Chemical：System for the Management of Commodity Futures and Options Hedging Business (July

Polyrocks Chemical：System for the Management of Company Shares Held by Directors and Senior Manageme

Polyrocks Chemical：System for the Management of Financial Derivatives Trading (July 2025)

Polyrocks Chemical：System for the Management of Investor Relations (July 2025)

Polyrocks Chemical：System for the Management of Subsidiaries (July 2025)

Polyrocks Chemical：System for the Registration and Management of Insiders with Access to Inside Info

Polyrocks Chemical ：Work System for the Board Secretary (July 2025)

Polyrocks Chemical：Work System for Independent Directors (July 2025)

Polyrocks Chemical：System for the Selection and Appointment of Accounting Firms (July 2025)

Polyrocks Chemical：System for the Management of Raised Funds (July 2025)

Polyrocks Chemical：System for the Management of Information Disclosure (July 2025)

Polyrocks Chemical：System for the Management of External Investments (July 2025)

Polyrocks Chemical：System for the Management of External Guarantees (July 2025)

Polyrocks Chemical：System for the Management of Connected Transactions (July 2025)

Polyrocks Chemical：Rules of Procedure for Shareholders' Meetings (July 2025)

Polyrocks Chemical：Rules of Procedure for Board Meetings (July 2025)

Polyrocks Chemical：Detailed Working Procedures for the Board Strategy Committee (July 2025)

Polyrocks Chemical：Detailed Working Procedures for the Board Nomination Committee (July 2025)

Polyrocks Chemical：Detailed Working Procedures for the Board Compensation and Evaluation Committee (

Polyrocks Chemical：Detailed Working Procedures for the Board Audit Committee (July 2025)