Established in 1968, we have supplied all copper cast products, such as tuyere nozzles, coolers, cooling plates and lance nozzles to POSCO other domestic iron steel companies Korea since 1976. Now supply our goods over the world well including Japan, Germany, Italy, Austria, France, United ...

Longyang was build on 2016,but our starter is full of experience trade, design, manufacture since 2011. In each year, longyang has introduced more than 50 new products. you&＃39;ll find them throughout website. TRUST,DESIGN,SERVICE what we have. ...