Custom Aluminum Folding & PT Doors: 2026 Factory FAQ Guide

Everything you need to know about costs, specs, lead times, and shipping from Shenghai Aluminum

Introduction

Are you planning to upgrade your home with sleek, modern aluminum doors but find local quotes astronomical? You are not alone. Many homeowners and contractors are turning to factory-direct sourcing to save costs without sacrificing quality.

At Custom-Aludoor (powered by Foshan Shenghai Aluminum Co., Ltd.), we bridge the gap between world-class manufacturing and your doorstep. Whether you are curious about our 15-day fast production, our specific aluminum alloys, or how we ship safely to your country, this guide answers the top questions asked by our global clients in 2026.

Part 1: Factory Capability & Trust (Who Are We?)