Standard: CE Number: TTC-22-0703/04/01 Issue Date: 2022-07-03 Expiry Date: 2027-06-03 Scope/Range: Special teaching instrument, general mechanical equipment, teaching model and teaching AIDS Issued By: İntegra96 Uluslararası Ürün ve Sistem Belgelendirme Ltd. Şti.

Standard: EMS CERTIFICATE OF REGISTRATION Number: 12825E20408R1S Issue Date: 2025-08-01 Expiry Date: 2028-08-10 Scope/Range: Special teaching instrument, general mechanical equipment, teaching model and teaching AIDS Issued By: China Standard institute guolian Certification Center

Standard: OHSAS CERTIFICATE OD REGISTRATION Number: 12825S20353R1S Issue Date: 2025-08-01 Expiry Date: 2028-08-10 Scope/Range: Special teaching instrument, general mechanical equipment, teaching model and teaching AIDS Issued By: China Standard institute guolian Certification Center

Standard: QMS CERTIFICATE OF REGISTRATION Number: 12825Q21040R1S Issue Date: 2025-08-01 Expiry Date: 2028-08-10 Scope/Range: Special teaching instrument, general mechanical equipment, teaching model and teaching AIDS Issued By: China Standard institute guolian Certification Center

Standard: After-Sales Services of Commodity Number: 55025F0156R0 Issue Date: 2025-07-28 Expiry Date: 2028-07-28 Scope/Range: special teaching instrumentsgeneral mechanical equipment, teaching models and teaching aids Issued By: SICHUAN GUOJIAN CERTIFICATION CO.,LTD

Standard: Invention Patent Certificate Number: ZL2015105231558 Issue Date: 2015-08-24 Expiry Date: 2034-12-19 Scope/Range: A Data Display and Evaluation System for an Automobile Engine Test Bench Issued By: State Intellectual Property Office of the People's Republic of China