Changsha Youlai Electronic Technology Co., Ltd. designs and manufactures vehicle electronics for trucks, excavators, electric buses, agricultural machinery and new-energy commercial platforms — with 12+ years of OEM production experience.
Youlai started in 2014 as a Tier-1 / Tier-2 supplier for Chinese commercial-vehicle and construction-machinery OEMs. We design and manufacture vehicle electronics for OEM programs: power distribution, body control, switching, sensing and display systems.
Today, four product families cover the main electronic systems in a modern commercial vehicle. In-house engineering, prototyping, SMT/THT production and environmental validation keep development and manufacturing under one quality system.
We do not sell through retail aftermarket channels. Every order is handled as an OEM project: drawings, BOM review, samples, validation and mass production.
Power distribution, control modules, switches and displays are built on our own production lines, in high-mix, mid-volume runs sized for OEM programs.
Temperature, humidity, salt spray, dust, vibration, ESD and surge tests help catch enclosure and electronics risks before shipment.
Every order follows an OEM project path: drawings, samples, validation, PPAP and mass production, with custom NBX / EBX variants (circuit count, sealing, connectors, CAN protocol) handled as standard work.
A look at our manufacturing floor and environmental laboratory in Changsha, Hunan.

Central power distribution boxes, fuse boxes and relay boxes.
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BCM, VCU, T-BOX and domain controllers · CAN-FD / J1939 / UDS.
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CAN-bus switch panels, TPMS, rain & light sensors, buzzers.
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HUD, instrument clusters, CAN displays, CMS electronic mirrors, surround-view.
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