01
Measured performance
Product pages should make the measurement task, range, interface, and field workflow easy to compare.
About DSignal
Fiber Communication Test and Maintenance Equipment
DSignal is the public website brand of Shenzhen DINTHIN Communication Co., Ltd, a Shenzhen communications technology company founded in 2014.
The company focuses on communications equipment manufacturing, software development, mobile communications equipment production, and field-ready optical fiber testing, installation, maintenance, and service-terminal products.
Engineering and Qualification
Built around field communication workflows.
DSignal products support optical fiber link analysis, testing, installation, maintenance, and service work across access-network and field operations.
The catalog describes patented work in optical fiber cleavers and handheld maintenance terminals, together with software copyrights related to OTDR control and optical fiber fusion-splicer control systems.
Company snapshot
Catalog-backed communication equipment expertise.
DSignal combines communication equipment manufacturing, software development, and optical fiber field instruments for professional network teams.
- 2014
- Founded
- Shenzhen-based communications technology company founded in 2014.
- 41
- Catalog products prepared
- Products organized from the confirmed catalog into six professional product families.
- 6
- Product families
- Coverage includes OTDR platforms, optical test instruments, installation tools, and service terminals.
- 2025
- High-Tech Enterprise
- Catalog states National High-Tech Enterprise recognition and Provincial Innovative SME recognition in 2025.
What we prioritize
Practical instruments for field teams.
These principles keep the website focused on product fit, source-backed specifications, qualification clarity, and useful customer support.
02
Catalog-backed claims
Specifications, certificates, and qualifications are stated from the confirmed product catalog, not invented marketing copy.
03
Field usability
Handheld testers, OTDR platforms, tools, and service terminals are presented around real installation and maintenance tasks.
04
Responsive support
DSignal uses application details to help customers select suitable product families and configurations.