Success Case

Custom Auto Injection Pen Bulk OEM Cooperation

This cooperation case shows our full capacity in customized auto injection pen manufacturing. We solved our European wholesale client’s troubles of inflexible customization, unstable quality and high logistics cost via our dust-free intelligent workshop, multi-level OEM service and lightweight packaging. Fully certified products support global offline & online brand sales, winning long-term exclusive supply partnership.

Custom Auto Injection Pen Bulk OEM Cooperation

Project Details

Project Brief
A professional beauty & medical wholesaler from Europe reached out to us, seeking stable plastic auto injection pens for offline pharmacies and online brand retail. Their old supplier failed to deliver personalized modifications, with inconsistent product quality and slow order turnaround. They needed a China source factory supporting flexible customization, full quality certification and cost-efficient bulk supply.
Client’s Core Challenges
Limited product adjustability: Former manufacturers only offered fixed standard styles without drawing/sample custom options
Unstable appearance consistency, defective surface affecting shelf sales
High overall procurement & international shipping expenses
Slow sample confirmation and mass production lead time
Our Tailored Solutions
We matched our ACNB-01 plastic auto injection pen as the base product, with full four-tier custom service: minor tweaks, drawing customization, sample replication and full OEM molding.
Strict raw plastic inspection to guarantee uniform blue casing finish
Compact single-unit packaging (14×9×13 cm, 0.3kg gross weight) to cut logistics costs
Production in our 30000㎡ 100k-class dust-free clean workshop with automated assembly lines
Full SGS, CE, ISO certification to meet EU market access standards
Dedicated customer service team for fast sample feedback and order schedule tracking
Cooperation Outcomes
All products passed third-party quality testing and local market long-term sales verification
Supported the client’s exclusive private label design & packaging differentiation
Total procurement and shipping costs reduced by 21% year-on-year
Signed annual long-term supply contract, becoming their exclusive injection pen manufacturer from China
Why Clients Choose CHONWELL
As a direct factory with complete enterprise qualifications and strict in-house QC process, we deliver reliable customizable plastic pen solutions for global beauty, medical and cosmetic distributors. Flexible OEM/ODM, stable mass production capacity and transparent factory pricing help partners expand market share steadily.

About This Case

2026-06-22


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