Three In One Enterprises Co., Ltd.
One of the top manufacturers for automotive halogen bulbs and LED lamps for OE and AE market.
We have ISO 9001:2008, IATF16949, TS16949, ISO 14001 and VDA6.1:2003. Especially, for the automotive halogen bulbs Series, we have “DOT” approved by U.S., and “E4” approved by Euro market.
ID design
Customer requirement/ ideation→manual draft→review→color analysis→manual sketch→3D drawing→color fillin
Mechanical design
3D CAD modeling→part analysis→mechanical design→tooling cost analysis→assembly review
Molding design
3D CAD review→mold tooling start review→mold assembly drawing→tooling review→ 3D molding disassembly → Tooling work→molding assembly
Optical design
Customer requirement→regulation confirmation→LED light source selection→optical simulation→optical analysis → mockup making → optical performance/regulation verification→ CAD optimization
Reverse(optical)
Prototyping→reverse engineering scan→point data analysis→point data positioning→ 3D CAD modeling
EE design
LED & driver spec define → schematics design →PCB layout→ gerber review →PCB assembly →function verification → regulation verification (3rd party labs)
Thermal analysis
Thermal simulation→ MD mockup verification