EVERCROSS BRIDGE TECHNOLOGY (SHANGHAI) CO.,LTD.

Standard: ISO Number: J25S28031676R0S Issue Date: 2025-04-01 Expiry Date: 2028-03-31 Scope/Range: Occupational health and safety management activities of places relating to provide consulting services and technical support for Issued By: Guardian Independent Certification Ltd.

Standard: ISO Number: U25Q28031674R0S Issue Date: 2025-04-01 Expiry Date: 2028-03-31 Scope/Range: Provide consulting services and technical support for steel structure bridge solutions; sales, leasing, export and after-sales s Issued By: Guardian Independent Certification Ltd.

Standard: ISO Number: U25E28031675R0S Issue Date: 2025-04-01 Expiry Date: 2028-03-31 Scope/Range: Environmental management activities of places relating to provide consulting services and technical supportfor steel bridge solu Issued By: Guardian Independent Certification Ltd.

Standard: Certificate of Anti-bribery Management System Number: 27826ABMS00025R000 Issue Date: 2026-07-24 Expiry Date: 2029-07-23 Scope/Range: Anti-bribery management activities related to provide consulting services and technical support for steel structure bridge solut Issued By: SHENGTANG CERTIFICATION NANJING CO.,LTD.

Standard: Weaponry Quality Management System Certificate Number: 25025GJB00056 Issue Date: 2025-07-24 Expiry Date: 2028-07-23 Scope/Range: Provide solutions, consulting services, technical support sales (including export business) and after-sales service for emergenc Issued By: ZhongQiu United International Certification (Beijing) Co., Ltd.