
Automotive Interior Applications
Custom Plastic Parts for Automotive Interiors
SHIYUNJIA provides custom injection mold design, mold manufacturing, mold trials, injection molding, and inspection support for small and medium non-safety-critical plastic parts used in automotive interiors.
Each project is reviewed according to the supplied drawings, part size, specified material, appearance, critical dimensions, quantity, quality requirements, and acceptance criteria.
Typical Automotive Interior Parts
We review small and medium interior plastic parts within our equipment capacity and the agreed project scope.
HVAC Vents & Small Air-Duct Parts
Small vent components, louvers, housings, and related airflow parts.
Switch, Controller & Display Housings
Custom plastic enclosures and supporting parts made to customer drawings.
Cup Holders, Storage Inserts & Small Console Parts
Small functional and appearance parts for interior storage and console areas.
Trim Covers, Bezels & Interior Pieces
Visible and supporting plastic parts with agreed cosmetic requirements.
Clips, Brackets, Retainers & Structural Parts
Small fastening, positioning, and supporting components based on supplied data.
Other Non-Safety-Critical Interior Plastic Parts
Other small and medium parts are assessed according to size, material, and project requirements.
From Drawings to Approved Production
The project scope, review points, records, and acceptance criteria are confirmed before manufacturing.
HVAC vent and housing components
Cup-holder and storage-bin components
What We Review
- Visible-surface appearance, color, texture, and agreed cosmetic standards
- Wall thickness, ribs, clips, screw bosses, and moldability
- Critical dimensions, interface locations, and related structures according to the supplied drawings
- Customer-specified material grade and operating environment
- Part size and production feasibility within the agreed scope
Available Project Records
- Mold trial samples, photos, or videos
- First-article or dimensional inspection reports
- Material certificates according to project and supplier documentation
- Mold modification records
- Sample approval records
- Agreed appearance and color inspection records
Information to Send
- 2D and 3D drawings and part specifications
- Part application, specified material, and operating environment
- Appearance, texture, color, critical dimension, and interface requirements
- Estimated quantity, required quality records, acceptance criteria, and schedule
Quantity & Production Review
This service covers small and medium non-safety-critical automotive interior parts made with molds designed and manufactured by SHIYUNJIA.
Quantity is reviewed according to the product, mold, material, process, quality, and delivery requirements.
Discuss Your Automotive Interior Project
Send your drawings, specified material, appearance requirements, critical dimensions, estimated quantity, and required records for a technical and quotation review.
NDA available before file sharing.


