Shandong Zhongqiang Metal Materials Co., Ltd.

Standard: Enterprise Credit Rating Certificate Number: 6016134027831390 Issue Date: 2022-05-19 Expiry Date: 2025-05-18 Scope/Range: Business cooperation, promotional activities, enterprise management, etc. Issued By: Huixin Rongqi Credit Evaluation Co., Ltd.

Standard: Enterprise Credit Evaluation Certificate Number: 8063134027831375 Issue Date: 2022-05-19 Expiry Date: 2025-05-18 Scope/Range: Internal business cooperation and enterprise evaluation within the enterprise Issued By: Huixin Rongqi Credit Evaluation Co., Ltd.

Standard: Enterprise Credit - related Certificate Number: 3221134027831406 Issue Date: 2022-05-19 Expiry Date: 2025-05-18 Scope/Range: Enterprise Image and Brand Building, Business Cooperation and Market Competition, Financial Credit Support, Internal Corporate M Issued By: Huixin Rongqi Credit Evaluation Co., Ltd.

Standard: Personal Honorary Qualification Certificate Number: 6558134027831359 Issue Date: 2022-05-19 Expiry Date: 2025-05-18 Scope/Range: Enterprise Promotion, Policy Support and Government Relations, etc. Issued By: Huixin Rongqi Credit Evaluation Co., Ltd.

Standard: Enterprise Credit - related Certificate Number: 2487134027831343 Issue Date: 2022-05-19 Expiry Date: 2025-05-18 Scope/Range: Business Cooperation, Financial Credit, Internal Corporate Management, Corporate Promotion Issued By: Huixin Rongqi Credit Evaluation Co., Ltd.

Standard: Enterprise Credit - related Certificate Number: 9308134027831500 Issue Date: 2022-05-19 Expiry Date: 2025-05-18 Scope/Range: Business Cooperation, Corporate Promotion, Financial Credit, etc. Issued By: Huixin Rongqi Credit Evaluation Co., Ltd.

Standard: Enterprise Credit - related Certificate Number: 3704134027831421 Issue Date: 2022-05-19 Expiry Date: 2025-05-18 Scope/Range: Business Cooperation, Customer Relationship Maintenance, Internal Corporate Management, etc. Issued By: Huixin Rongqi Credit Evaluation Co., Ltd.

Standard: Enterprise Credit - related Certificate Number: 3301134027831437 Issue Date: 2022-05-19 Expiry Date: 2025-05-18 Scope/Range: Business Cooperation, Financial Credit, Corporate Promotion, Internal Management, etc. Issued By: Huixin Rongqi Credit Evaluation Co., Ltd.

Standard: Enterprises abiding by contracts and keeping promises Number: 2619134027831468 Issue Date: 2022-05-19 Expiry Date: 2025-05-18 Scope/Range: Business Cooperation, Financial Credit, Corporate Promotion, Internal Management, etc. Issued By: Huixin Rongqi Credit Evaluation Co., Ltd.

Standard: Enterprise Credit - related Certificate Number:  8412134027831453 Issue Date: 2022-05-19 Expiry Date: 2025-05-18 Scope/Range: Business Cooperation, Customer Relationship Maintenance, Internal Corporate Management, etc. Issued By: Huixin Rongqi Credit Evaluation Co., Ltd.