Numbers our competitors don't print.
Five automated lines. ±1°C temperature precision. Density tolerance under 3%. 98% on-time delivery. The science behind every shipment.
±1°C
Temperature precision on every line
<3%
Density tolerance (industry avg: 8%)
300T
Raw material always in stock
98%
On-time delivery rate

A 10,000㎡ facility purpose-built for EPE.
Our Dongguan plant runs five fully automated production lines under a single QC roof. Annual capacity reaches 2 million packaging tubes and 30 million EPE rod sets.
5 Automated Lines
Each line monitored in real time for density, dimension and surface finish.
ISO 9001 · SGS · RoHS
Every certification renewed annually. Test reports available on request.
48h Quality Response
Any quality issue receives a written response within 48 hours, with free replacement.
Design → Sample → Mass → Deliver.
A one-stop service that cuts our clients' total packaging cost by 15 – 30%.
- 01
Design
Share specs or sketches. Our engineers propose materials, densities and profiles within 24 hours.
- 02
Sample
Tooling and samples ready in 7 – 10 days. Test, validate, iterate — until it fits perfectly.
- 03
Mass Production
Standard orders ship in 7 days, rush orders in 3. Every batch QC-checked before packing.
- 04
Delivery
Pearl River Delta next-day. Worldwide containers via Shenzhen/Guangzhou ports weekly.
Virgin LDPE pellets — no recycled fillers.
Every batch starts with 100% virgin low-density polyethylene resin from top-tier petrochemical suppliers. Translucent, uniform bead size, low ash content — the foundation of foam with stable density, clean color and consistent cell structure.
- 100% virgin LDPE — zero recycled content
- 300-tonne resin reserve on-site at all times
- Batch traceability from silo to finished tube
- RoHS-compliant, food-contact grade available

Test reports, downloadable on demand.
Every report is renewed on schedule and issued by accredited third-party laboratories. Click any card below to open the full PDF.
EU RoHS Environmental Report
Accredited EU lab · 2023
Confirms all six restricted hazardous substances below RoHS Directive limits.
View PDFGB B2 Flame Retardant Report
China National Standard · 2024
Packaging tube tested to GB/T 8624 Class B2 fire-resistance grade.
View PDFGB B1 Flame Retardant Report
China National Standard · 2025 (CN/EN)
Upgraded B1 grade certification — highest fire-resistance class for building materials.
View PDFRoHS Test Report
Third-party lab · 2026
Latest annual renewal — Pb, Cd, Hg, Cr(VI), PBB, PBDE all below detection limits.
View PDFUS AMTS Test Report
US ASTM compliance · 2026
American material testing standard report for North American export markets.
View PDFCTI Tensile Strength Report
CTI (Centre Testing International)
Mechanical pull / tensile test validating load-bearing performance of the foam tube.
View PDFReady to put our process behind your product?
Send us your spec — first quote in 24 hours.
