Standard: CERTIFICATE OF QUALITY Number: 19818QG477ROM Issue Date: 2018-07-26 Expiry Date: 2021-07-25 Scope/Range: Design and production of Communication on Network Connector Issued By: Beijing Xinjiyuan Certification Co,Ltd.

Standard: Work Safety Certificate Number: AQBⅢJX温20170027 Issue Date: 2017-03-23 Expiry Date: 2020-03-22 Scope/Range: Design and production of Communication on Network Connector Issued By: Wenzhou Safety Production Supervision Authority

Standard: CERTIFICATE OF ENVIRONMENT Number: 19818EG571ROM Issue Date: 2018-07-26 Expiry Date: 2021-07-25 Scope/Range: Design and production of Communication on Network Connector the related environmental management activities Issued By: Beijing Xinjiyuan Certification Co,Ltd.

Standard: UL Certification Number: E306060 Issue Date: 2011-09-27 Expiry Date: 2021-10-28 Scope/Range: modular jacks,modes(s)565621s,59215921s,rj11-1n Issued By: UL LLC

Standard: 2013 outstanding enterprise Number: Issue Date: 2014-03-05 Scope/Range: outstanding enterprise Issued By: Yueqing people's government

Standard: 2014 outstanding enterprise Number: Issue Date: 2015-04-05 Scope/Range: outstanding enterprise Issued By: Yueqing people's government

Standard: 2015 outstanding enterprise Number: Issue Date: 2016-03-05 Scope/Range: outstanding enterprise Issued By: Yueqing people's government

Standard: 2016 outstanding enterprise Number: Issue Date: 2017-03-05 Scope/Range: outstanding enterprise Issued By: Yueqing people's government

Standard: Patent certificate 1 Number: ZL 2015 10726451.8 Issue Date: 2015-10-30 Scope/Range: letters patent Issued By: China intellectual property office

Standard: Project Certificate Number: 2007/769 Issue Date: 2007-12-30 Scope/Range: Issued By: 科学技术部星火计划办公室

Standard: certificate Number: 3301604022 Issue Date: 2007-09-10 Scope/Range: Issued By: Wenzhou entry-exit inspection and quarantine bureau