Q1: Are you a factory or trading company? A: We are a direct manufacturer, Linqu Juwei Metal Products Co., Ltd. Our factory is located in Shandong, close to Qingdao Port. We produce various industrial roller shutters and high-speed doors, including galvanized steel roller shutters, hollow aluminum roller shutters, PVC high-speed rolling doors, PVC stacking doors and spiral hard high-speed doors.

Q2: Can I customize the size and color of industrial doors? A: Yes. All our doors support custom dimensions, colors and configurations according to your project requirements.

Q3: What types of industrial doors do you manufacture? A: We supply a full range:

✅ Galvanized Steel Industrial Roller Shutter

✅ Hollow Aluminum Insulated Roller Shutter

✅ PVC High‑Speed Rolling Door

✅ PVC Stacking Door

✅ Spiral Hard High‑Speed Roller Shutter

Q4: What is your trade term? A: We mainly offer FOB Qingdao Port.

Q5: What’s your payment term? A: 30% T/T advance deposit, 70% balance against copy of Bill of Lading.

Q6: How long is your production lead time? A: 15–25 working days after receiving your deposit.

Q7: Do you provide CE certificate for your doors? A: Yes, CE certificates are available for all our industrial doors.

Q8: Can I get door samples? A: We can provide small slat samples, and the sample freight will be at buyer’s cost.

Q9: Are your doors suitable for high temperature and sandy Middle East environment? A: Yes. Our galvanized steel shutters and high-speed doors are designed to resist sand, high temperature and strong wind, widely used in Middle East warehouse and factory projects.

Q10: What is the warranty period? A: 1 year warranty for motors and control systems under normal use. We provide online technical support.

Q11: How to install these industrial doors? A: We will supply complete English installation manuals and drawings for guidance.