Chief Engineer's Note

20 Years of Structural Design Experience

This red corrugated mailing box is designed for customization. You can freely adjust the dimensions (Length 246mm × Width 186mm × Height 56mm). It features a three-layer E-flute corrugated airplane box structure. The face paper options include 250-300g coated white card or kraft card, paired with an E-flute core (flute height approx. 1.5mm). Edge crush strength ≥3.5kN/m, burst strength ≥1500kPa, making it sturdy and crush-resistant. The outer box pattern supports spot color burgundy + off-white printing (CMYK also achievable). The inside of the lid features spot color light beige + burgundy text. The inner and bottom face paper are the same color. The entire box is covered with matte film for a premium feel and scratch resistance. Suitable for high-end mailing packaging such as brand gifts and electronics. Details can be adjusted according to requirements to create a customized visual experience.

Technical Specifications

Inner Lid Spot color light beige printing + burgundy text
Flute Type E-flute (flute height ≈ 1.5mm)
Box Pattern Spot color burgundy + off-white printing (also achievable with CMYK overprint)
Dimensions (mm) Length 246, Width 186, Height 56
Edge Crush Test ≥3.5 kN/m
Paperboard Type 3-layer E-flute corrugated shipping box (airplane box)
Top Liner Weight 250-300 g/m2 coated white board / kraft liner
Bursting Strength ≥1500 kPa
Surface Finishing Matte lamination (recommended)
Box Interior / Box Bottom Same as lid inner light beige face paper

Global Shipping from China

🚢 Shipping Time (Sea Freight)

  • To US West Coast18-22 days
  • To US East Coast28-35 days
  • To Europe (Main Ports)25-30 days
  • To Australia12-15 days

📦 Supported Trade Terms

  • DDPDelivered Duty Paid (we handle customs and taxes)
  • FOBFree on Board Shenzhen/Guangzhou
  • CIFCost, Insurance and Freight to your port

Frequently Asked Questions


Do I need to pay printing plate / tooling fees?
For orders under 5,000 pieces, a one-time printing plate fee ($50-100, depending on size) applies. For reorders or orders over 5,000 pieces, tooling fees are waived.