Our Certificates

DAIDISIKE is committed to trusted industrial safety. Our solutions are backed by CE conformity, ISO quality management certifications and multiple invention patents for safety light curtains, LiDAR scanners, displacement sensors and related technologies. Explore our core approvals below.

National High-Tech Enterprise Certificate
High-Tech Enterprise
AAA Measurement Management System Certification — English version
Measurement AAA
Safety Certification for Industrial Protection Products
Safety Certificate
Safety Certification for Light Curtain and Sensor Products
Safety Certificate
Latest CE certificate for DAIDISIKE safety products
CE Certificate
Quality Management System Certificate — English version
ISO QMS
Invention Patent Certificate
Invention Patent
Patent: Foldable light curtain frame
Patent
Patent: Stable optical grating scale
Patent
Patent: High-stability monocrystalline silicon differential pressure sensor
Patent
Patent: Photovoltaic module for PV curtain wall
Patent
Patent: Elevator light curtain daily testing device
Patent
Patent: Pre-twisted structure fiber Bragg grating
Patent
Patent or Qualification Certificate
Certification
Test or approval document
Approval
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Latest Industry News

Follow the latest trends in industrial automation and safety light curtain innovations. Discover our recent projects and industry safety standard updates.

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Sensor FAQ Library

Have technical questions? Our comprehensive FAQ covers light curtain selection, Type 2/4 differences, and troubleshooting for safety sensors.

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Type 2 vs Type 4 Safety Light Curtains

Understand the critical differences between Type 2 and Type 4 safety levels. A comprehensive guide on selection criteria and international installation standards.

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What is a Proximity Switch?

Explore the working principles, types (inductive, capacitive), and industrial applications of proximity sensors for non-contact object detection.

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Safety Light Curtain Sensor Installation

Access professional wiring diagrams and mounting guidelines. Learn how to correctly integrate NPN/PNP outputs with your industrial control systems.

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Download Center

Get instant access to 3D Models (STEP), CAD dimensional drawings, and complete PDF technical specifications for all DAIDISIKE products.

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DQC Safety Light Barrier Wiring Guide

Detailed graphic analysis for DQC series. Get the specific wiring diagrams for dual-channel OSSD outputs and synchronization line docking.

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Light Curtain & Safety Relay Connection

Learn the engineering standards for connecting safety sensors to relays. Includes EDM feedback loop configuration for SIL3/PLe compliance.

Integration Tutorial →