Rail transit special aluminum profile 6005A-T6/7021-T6; With high performance, high hardness characteristics

  GDAA mainly engaged in the test and research of non-ferrous metals and new alloy materials, 

especially in 2000 series, 3000 series, 5000 series, 6000 series, 7000 series and other industrial 

GDAA has a super large extruder that can extrude large profiles. There are 6,000 tons, 7,500 tons,

 12,500 tons, 20,000 tons of extruder.

GDAA have pioneered the one-mold multi-cavity extrusion process in China,

and have continuously explored experience for the application prospects of China's aluminum industry

 in the fields of ultra-thin wall thickness, superconducting alloys, and ultra-corrosion-resistant aluminum 

alloys extrusion.

Our factory view

R&D team

We have technical cooperations with 116 members of Dali Aluminium accociation and scientific research 

cooperation units. we realize the effective integration of orders and resources, the full use of equipment, 

and the complementary advantages of technology in order to offer variou customized solutions.26 techinical

experts insure we can offer professional pre-sales services.

ODM&OEM service

With more than 30 years expercience,we can offer many ready solutions and customized service in aluminium 

profiles for large dimension curtain wall,aluminum window and door facades,aluminium fence,CNC aluminum 

parts,aluminium composite panel, no matter you want to start a new aluminium business or you are already

experienced.We have a strong production control and quality control system to avoid problems before delivery.

we will control every step according to different customers during the process and delivery.

Techinical output and cooperation

If you need to improve your factory or enlarge your business ,we can help to sourcing equipments,ideas and

 technical support.We are professional to unite Chinese aluminium industry supply chain to help you.