Changsha, Hunan, China · Mon–Fri 9:00–18:00 (UTC+8)
Quality & Manufacturing

Quality System for Commercial Vehicle Electronics

IATF 16949 manufacturing, environmental validation, EMC pre-compliance and IP65 / IP67 enclosure design — built into every OEM project from prototype to shipment.

IATF 16949 ISO 14001 ISO 45001 IP65 / IP67

OEM buyers in commercial-vehicle and construction-machinery programs qualify suppliers on the manufacturing system, test lab, documentation and batch discipline, not data-sheet promises.

Quality system highlights

Certified

IATF 16949 Manufacturing

IATF 16949 manufacturing with APQP, PPAP, FMEA, MSA and SPC documentation for OEM sourcing and programme handover. Read more

Validated

In-house environmental lab + EMC pre-compliance

Temperature, humidity, salt-spray, dust, vibration, ESD and surge screening in-house; formal EMC compliance at accredited third-party labs. Read more

Approved

IP65 / IP67 Protection

Sealed enclosure design, gasket selection and connector pathways validated to IP65 / IP67 for dust, water and harsh vehicle environments. Read more

Manufacturing footprint

What sits behind every shipment

3
SMT
Automated surface-mount lines
1
THT
Auto-flow through-hole line
4
Assembly
Standard assembly stations
12+
Years OEM delivery
Commercial vehicle & construction machinery programs

Communication protocol stack

CAN 2.0 / CAN-FD / LIN / SAE J1939 / ISO 14229 UDS / ISO 15765 across BCM, VCU, PMU and switch-panel platforms. Compatibility tested against current OEM gateway / domain controller architectures.

Region-specific approvals

e-Mark / ECE (Europe), SASO (Saudi Arabia), FCC / DOT (North America) and other regional approvals are available upon project requirement. We support compliance pathways case-by-case in collaboration with our customers.

Inside the manufacturing site

Lines, chambers and test rigs

SMT and assembly lines, environmental chambers, and electronic test rigs at our Changsha facility. The dedicated IATF 16949 and environmental + EMC pre-compliance testing pages cover the methodology behind each station.

SMT production lines

Three parallel surface-mount lines run print → place → reflow → AOI in one shop, so model changeovers don't stop production.

SMT & assembly equipment

Key stations along the three SMT lines and the THT auto-flow line — printing, soldering, inspection, insertion and end-of-line ICT.

Environmental chambers

Temperature, humidity, water-spray, salt-spray, dust, drop, vibration and aging in our in-house environmental lab.

Electronic & EMC test rigs

Dielectric withstand, ESD immunity, automotive supply-line transients and HIL simulation — see environmental + EMC pre-compliance testing for methodology.

Certificates on file

The standards our manufacturing site is audited against

The current certificates below are shared in PDF form during the supplier qualification stage of your program. Contact us for a full documentation pack.

IATF 16949:2016 Certificate of Registration — Changsha Youlai Electronic Technology Co., Ltd.
IATF 16949:2016Automotive QMS · NQA, valid through 2027
ISO 14001:2015 environmental management system certificate
ISO 14001:2015Environmental management · NOA
ISO 45001:2018 occupational health and safety management system certificate (Chinese)
ISO 45001:2018 (CN)Occupational health & safety · NOA
ISO 45001:2018 occupational health and safety management system certificate (English)
ISO 45001:2018 (EN)Occupational health & safety · NOA
High-Tech Enterprise certificate issued by Hunan Province
High-Tech EnterpriseHunan Province · valid through 2026
In-house R&D

Eight software copyrights registered for our own ECU firmware

Coverage spans body-control switch controllers, smart PDB (fireproof PDB monitoring + smart PDB control), TPMS (receiver + transmitter), CAN-bus instrument cluster (simulator + display) and a CAN-bus diagnostic test toolchain — independent registry evidence that Youlai develops the firmware inside these eight ECU subsystems in-house, rather than re-badging an outsourced stack. Coverage on other product families not listed here is added as the corresponding firmware reaches a release-stable state.

Computer Software Copyright Registration Certificate — Youlai central console switch control system software V1.0
Computer Software Copyright Registration Certificate — Youlai fireproof power distribution box monitoring system software V1.0
Computer Software Copyright Registration Certificate — Youlai smart TPMS receiver control system software V1.0
Computer Software Copyright Registration Certificate — Youlai CAN-bus test and control software V1.0
Computer Software Copyright Registration Certificate — Youlai smart power distribution box control system software V1.0
Computer Software Copyright Registration Certificate — Youlai CAN-bus instrument cluster simulator control software V1.0
Computer Software Copyright Registration Certificate — Youlai CAN-bus instrument display software V1.0
Computer Software Copyright Registration Certificate — Youlai smart TPMS transmitter control system software V1.0
Get in Touch

Talk to Our OEM Project Team

Reply within 24 hours (UTC+8). Send drawings or specifications via WhatsApp or email.

When reaching out, please share with us: target vehicle / machine model, expected annual volume, and key technical requirements (CAN protocol, IP rating, working temperature, connector preference). Drawings welcome.