Certificates & Test Reports

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This page lists the certificates, patents and software copyrights of Shenzhen JiaJia Eye Technology Co., Ltd. (established 2015). Documents are published in full — no registration required — so that your engineering and procurement teams can verify them directly.

Company Qualifications

Business License — Shenzhen JiaJia Eye Technology Co., Ltd.
Business License — Shenzhen JiaJia Eye Technology Co., Ltd.Unified Social Credit Code 914403003596830635 · Established 29 December 2015
National High-Tech Enterprise — GR202444202477
National High-Tech Enterprise — GR202444202477Issued 26 December 2024 by Shenzhen Municipal authorities · valid for three years
ISO 9001:2015 Quality Management System certificate 02426Q00028R101 of Shenzhen JiaJia Eye Technology
ISO 9001:2015 Quality Management SystemCertificate No. 02426Q00028R101 · issued 16 January 2026 by Shenzhen Universal Certification Centre (UCC · CNAS C024-M · IAF member) · valid until 15 January 2029 · scope: design, development, production and sales of underground liquid level monitoring, radar monitoring, water/rainfall monitoring and dust & noise monitoring equipment

Product Certifications

Certificates held for our level measurement products:

Explosion-Proof Certificate — Radar Level Meter
Explosion-Proof Certificate — Radar Level MeterNo. CLEx24.7865X · Model JJY-YLD0285DP · Ex ia IIC T6 Ga · GB/T 3836.1-2021 & GB/T 3836.4-2021 (intrinsic safety) · issued 27 September 2024, valid until 26 September 2029
CPA Pattern Approval — Digital Pressure Gauge JYY Series
CPA Pattern Approval — Digital Pressure Gauge JYY SeriesNo. 2023F293-44 · JYY-SWDM01 (0–1.6 MPa, class 0.5) · Guangdong Provincial Administration for Market Regulation · June 2023

Patents

Granted by the China National Intellectual Property Administration (CNIPA):

Utility Model — Water Level Monitoring Device
Utility Model — Water Level Monitoring DeviceZL 2024 2 0216731.9 · CN 221594023 U · granted 23 August 2024
Utility Model — Radar Level Meter
Utility Model — Radar Level MeterZL 2025 2 1427623.7 · CN 224261322 U · granted 19 May 2026
Utility Model — Urban Hydrological Monitoring System
Utility Model — Urban Hydrological Monitoring SystemZL 2021 2 1667291.1 · CN 216053295 U · granted 15 March 2022
Design Patent — Buried Level Instrument
Design Patent — Buried Level InstrumentZL 2021 3 0493973.4 · CN 307220613 S · granted 1 April 2022

Software Copyrights

Registered with the Copyright Protection Centre of China:

mmWave Radar Water-Level Processing System
mmWave Radar Water-Level Processing SystemRegistration No. 2025SR1538368 · August 2025
80 GHz FFT Ranging Algorithm Software
80 GHz FFT Ranging Algorithm SoftwareRegistration No. 2026SR0039087 · January 2026
Pipe-Network Level Meter Embedded Firmware
Pipe-Network Level Meter Embedded FirmwareRegistration No. 2026SR0361869 · March 2026
4G IoT Electronic Water Gauge System
4G IoT Electronic Water Gauge SystemRegistration No. 2024SR0480262 · April 2024

Test Reports & More

Product test reports (calibration, protection rating) and additional documents are available on request. CE marking for the wired industrial series is in preparation and will be published on this page once issued.

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