Standard: Domestic trademark Number: 71950219 Issue Date: 2023-12-14 Expiry Date: 2033-12-14 Scope/Range: Generator; power generation equipment; welding equipment; arc welding equipment; laser welding equipment; self-welding machine; Issued By: State Intellectual Property Office

Standard: Trademark registration Number: Reg.No.6,934,748 Issue Date: 2022-12-27 Scope/Range: CLASS 7:AC generators; DC generators; Dish washing machines for householdpurposes; Electric are welding apparatus; Electrie powe Issued By: Director of the United StatesPatent and Trademark Office

Standard: GB/T19001-2016/1S09001:2015 Number: 064-25-Q-1815-R0-S Issue Date: 2025-07-14 Expiry Date: 2028-07-13 Scope/Range: The manufacture of fuel generator sets and welding generatorsand the related management activities involved Issued By: BEI JING STANDARD CERTIFICATION CENTRE LTD.

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