OUR STORY
Brand Story
Focused on premium aluminum window and door manufacturing and global project services.
Since our founding, DTPALUMN has focused on premium aluminum window, door and sunroom systems, combining product design, manufacturing control and global project support.
60+
Export Countries
3000+m²
Factory Area
240+
Team Members
5000+
Completed Projects
OVERVIEW
Brand Story / Overview
DTPALUMN provides integrated aluminum window, door and sunroom solutions for residential and commercial projects. Our work connects product development, precise manufacturing and project service support.
With a practical engineering mindset, we help builders, dealers and project owners turn design ideas into durable, installable systems.
Independent R&D
Continuous system improvement
Product Quality
Controlled manufacturing process
Professional Team
Experienced project support
Global Service
Support for overseas projects
Development Timeline
2012
Company Founded
The company was established with a focus on aluminum window and door products for project applications.
2015
Market Expansion
Early product lines were developed and the team began serving more regional project clients.
2016-2017
Branch Setup
Sales and service resources were expanded to improve response speed for dealers and builders.
2019
Business Growth
The company strengthened product engineering and project coordination capabilities.
2021
International Market
DTPALUMN started building stronger overseas project and dealer cooperation channels.
2023
Experienced Team
A more mature team structure supported design, production, quality control and export delivery.
2024
Design Service
One-stop product matching and project support became an important service direction.
2026 and Beyond
Scaled Manufacturing
Factory capacity and workflow were improved for large-scale window, door and sunroom production.
Global Market
North America
Asia Pacific
Middle East
Europe
Oceania
Other Regions
International Certifications
ISO9001
CE
AS2047
AAMA
NFRC
Factory Visit
Company: Guangdong D-Top Industry Co., Ltd.
Factory: Foshan, Guangdong, China
Phone: +86 755-21073329
WhatsApp: +86 135 1027 3915
Email: info@dtpalumn.com
Factory & Project Videos
Factory Production Process
Placeholder video for workshop and production workflow.
Project Case Display
Placeholder video for completed villa and commercial projects.
Product Installation Support
Placeholder video for installation and service guidance.