Standard: CE Number: Issue Date: 2018-03-27 Expiry Date: 2023-03-26 Scope/Range: surge protection device Issued By: ECM

Standard: TUV Number: Issue Date: 2017-04-17 Scope/Range: surge protector Issued By: TUV

Standard: CE Number: Issue Date: 2009-12-30 Scope/Range: surge protective device Issued By: CTS

Standard: ISO9001 Number: Issue Date: 2016-06-14 Expiry Date: 2019-06-13 Scope/Range: Production and sales of surge protector Issued By: DAS

Standard: CE Number: Issue Date: 2015-07-03 Expiry Date: 2020-07-02 Scope/Range: surge protective device Issued By: ECM

Standard: Company Certification Number: Issue Date: 2015-07-31 Scope/Range: Issued By: SGS

Standard: Company Certification Number: MIC-ASR1631311 Issue Date: 2017-01-09 Scope/Range: Issued By: TUV

Standard: Patent certificate Number: ZL 2016 3 0453194.0 Issue Date: 2017-03-01 Scope/Range: Issued By: China State Intellectual Property Office