Innovation of R&D
R&D Ability
IOS R&D
Android R&D
Hardware
Software
Mechanical
- Private mold
- Unique appearance design
- Meticulous structure design
- ODM
Hardware
- Superior performance control
- Steady processing
- Cost-effective & high performance
Tests & Certifications
- Strict testing requirements
- Complete testing equipments
- Certifications by authority
Software
- Rapid& smooth applications
- OEM & ODM functions
- R&D of innovative applications
Quality Control
Certified by ISO9001:2015
Quality System
Quality Control
SQE QE IQC PQC OQC
Production
- Factory area: 3500㎡(4 Floors)
- 4 production lines, strict
management & control - Standardized production, approved by
internationally known enterprises
Production flow
HEYI manufacture the alarms according to Germany standard.
High quality , High standard and high secure are always what we are pursuing!

STEP 01
Injection Moulding

STEP 02
SMT

STEP 03
Wave-soldering

STEP 04
Pre-production Testing

STEP 05
Assembly

STEP 06
Production Inspection

STEP 07
Aging

STEP 08
Packing

Achieve
Customer Cooperation
Production flow
Strive to provide employees with high-quality growth opportunities,
and provide business partners with high value returns.
