Production Processing
Processing according to quality management system EN1090,ISO9001:2008,OHSAS18001:2007,and equipped with advanced equipment,Gaoya products have wined lots of praises from customers.
2. Hole Punching
3. Assembling and straightening
4. Welding and connection details welding
5. Surface cleaning
6. Painting or galvanized
B.Secondary steel structures fabrication:
C.Sheets Fabrication: