YANG Bo CO.


The Biggest Integrated Manufacturer of SMLS Copper Alloy Tubes in South Korea. 


Supplier of Copper Alloy Tubes for designated international Shipbuilding, Offshore and Desalination Plants Project. 


With large capacity of Melting, Casting, Extrusion and Drawing facilities for the big project around the world. 


Final product can be produced in accordance with ASTM, ASME, JIS, DIN, BS or other international code and standard. 


Products Line:


- Copper & Copper Alloy seamless pipe, tube 

- Stainless Steel & Duplex seamless pipe, tube 

- Carbon Steel & Special Alloy seamless pipe, tube 

- Cold Drawn Carbon Bar 

- Titanium seamless tube 

- INCONEL 800, 825, 690 tube 


Goldnet Fencing System Co.


Goldnet offers more than 100 products which cover fence and gates. Our products are elegant, durable and easy to install. Goldnet is designed and manufactured to meet extreme standards in environmental protection, aesthetic impression, harsh weather conditions, safety and long lifetime.


Goldnet professional teams provides protection solutions for our clients. Goldnet executed projects for real estates, residential areas, gardens, parks, schools, hospitals, public buildings, stadiums, workshops, ports, airports, military bases, warehouses, prisons, Oil & Gas facilities, petrochemical plants, highways, railways etc.

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