General Information
About SOJI Electronics
SOJI Electronics is a Vietnam-based manufacturer specializing in industrial IoT sensors and telematics solutions. Our product portfolio focuses on fluid level monitoring, fleet management, and asset tracking for commercial and industrial applications.
- Company name: SOJI Electronics Co., Ltd.
- Headquarters: [Address], Vietnam
- Founded: [Year]
- Website: www.sojielectronics.com
- Email: info@sojielectronics.com
Product Portfolio
Our product lines are designed for industrial-grade reliability and long-term deployment:
| Product Line | Description | Primary Use Cases |
|---|---|---|
| LIGO AIR | Ultrasonic fuel level sensor (cabled) | Fleet trucks, generators, fuel tanks |
| LIGO PRO | Industrial fuel level sensor (cabled, ATEX-ready) | Hazardous environments, mining, marine |
| LIGO PRO BLE | Wireless BLE fuel sensor | Remote tanks, retrofit installations |
| Accessories | Cables, mounting kits, antennas | Installation support |
| Software & Applications | Configuration tools, mobile apps, cloud platform | Setup, monitoring, integration |
Quality & Compliance Standards
SOJI Electronics products are designed, manufactured, and tested in accordance with the following international standards:
Management System
- ISO 9001:2015 — Quality Management System
- ISO 14001:2015 — Environmental Management System (in progress)
Product Safety & EMC
- IEC 61010-1 — Safety requirements for measurement, control, and laboratory equipment
- IEC 61326-1 — EMC requirements for measurement equipment
- EN 55032 / EN 55035 — EMC emission and immunity (residential, commercial, industrial)
Environmental
- IEC 60068-2-x series — Environmental testing (vibration, shock, temperature, humidity)
- IEC 60529 — Ingress Protection (IP) ratings
- RoHS 3 (Directive 2015/863/EU) — Restriction of Hazardous Substances
- REACH (EC 1907/2006) — Registration, Evaluation, Authorization of Chemicals
- WEEE (Directive 2012/19/EU) — Waste Electrical and Electronic Equipment
Wireless (BLE products)
- Bluetooth SIG QDID — Qualified Design Identification
- ETSI EN 300 328 — Wideband transmission systems (2.4 GHz)
- FCC Part 15 — Radio frequency devices (US)
- IC RSS-247 — Radio standards (Canada)
Regional Certifications
| Region | Certifications |
|---|---|
| European Union (EU) | CE marking (RED, EMCD, RoHS, REACH), DoC available per product |
| United States (US) | FCC Part 15 Subpart C |
| Canada | ISED IC certification |
| Vietnam | MIC (Ministry of Information and Communications) Type Approval |
| Other regions | Available upon request |
Declaration of Conformity (DoC) documents are available for download on each product page or via compliance@sojielectronics.com.
Support & Service
| Channel | Contact | Response Time |
|---|---|---|
| Technical Support | support@sojielectronics.com | 1 business day |
| Sales | sales@sojielectronics.com | 1 business day |
| Compliance & Certifications | compliance@sojielectronics.com | 3 business days |
| Quality / RMA | quality@sojielectronics.com | 1 business day |
| General Inquiries | info@sojielectronics.com | 2 business days |
Service hours: Monday–Friday, 08:00–17:00 GMT+7 (excluding Vietnamese public holidays)
Warranty
- Standard warranty: 2 years from date of shipment
- Extended warranty: Available upon request at time of purchase
- Warranty terms: See Warranty Terms and Conditions
Software Licensing
- Firmware: Proprietary, included with hardware purchase, subject to End-User License Agreement (EULA)
- Configuration tools: Free download, proprietary license
- Mobile apps: Free on Google Play / Apple App Store
- SDK / API: Available under NDA for integration partners
Privacy & Data Protection
SOJI Electronics complies with applicable data protection laws:
- GDPR (EU) — General Data Protection Regulation
- Vietnam PDPL — Personal Data Protection Law (Decree 13/2023/NĐ-CP)
Our products are designed with privacy-by-design principles. Telemetry data collected by devices is owned by the customer and is not shared with third parties without explicit consent.
Full Privacy Policy: Privacy Policy
Documentation Conventions
Throughout this wiki, the following notation conventions are used per IEC/IEEE 82079-1:
| Symbol/Style | Meaning | |
|---|---|---|
| ||
| ||
| ||
| ||
monospace |
Command, code, or parameter value | |
| Bold | Button, menu, UI element | |
| Italic | Variable, placeholder, emphasis | |
| Link | Cross-reference to another page in this wiki |
Glossary & Acronyms
| Term | Definition |
|---|---|
| BLE | Bluetooth Low Energy (Bluetooth 4.0+) |
| CRC | Cyclic Redundancy Check (data integrity) |
| EMC | Electromagnetic Compatibility |
| EMI | Electromagnetic Interference |
| EOL | End-of-Life (product lifecycle stage) |
| FCC | Federal Communications Commission (US regulatory) |
| IP rating | Ingress Protection rating per IEC 60529 |
| MCU | Microcontroller Unit |
| OTA | Over-the-Air (firmware update method) |
| PCN | Product Change Notification |
| PoE | Power over Ethernet |
| QDID | Qualified Design ID (Bluetooth) |
| REACH | Registration, Evaluation, Authorization of Chemicals (EU) |
| RoHS | Restriction of Hazardous Substances |
| RTC | Real-Time Clock |
| SDK | Software Development Kit |
| SemVer | Semantic Versioning (MAJOR.MINOR.PATCH) |
| SKU | Stock Keeping Unit (product part number) |
| SMT | Surface Mount Technology |
| WEEE | Waste Electrical and Electronic Equipment |
References
Standards and specifications referenced in this wiki:
International Standards
- IEC/IEEE 82079-1:2019 — Preparation of information for use (Product information)
- ISO 9001:2015 — Quality management systems
- IEC 60068 series — Environmental testing
- IEC 60529 — Ingress Protection ratings
- IEC 61010-1 — Safety requirements for electrical equipment
- IEC 61326-1 — EMC for measurement equipment
- ANSI Z535.6 — Product safety information
Industry Standards
- JEDEC JESD46 — Customer Notification of Product/Process Changes
- SemVer 2.0.0 — Semantic Versioning
- Keep a Changelog 1.1.0 — Changelog format
- Bluetooth Core Specification 5.x
Regulatory
- EU Directive 2014/53/EU (RED) — Radio Equipment Directive
- EU Directive 2014/30/EU (EMCD) — Electromagnetic Compatibility
- EU Directive 2015/863/EU — RoHS 3
- EU Regulation 1907/2006 — REACH
- EU Regulation 2016/679 — GDPR
- US FCC 47 CFR Part 15
- Canada ISED RSS-247
Document Information
| Field | Value |
|---|---|
| Document name | General Information |
| Wiki version | 1.0 |
| Last reviewed | 2026-05-25 |
| Document owner | Documentation Team, SOJI Electronics |
| Review cycle | Annual or upon major change |