The company specializes in beam clamps and has made efforts to manufacture safe through the cooperation of various domestic suppliers.The owns multiple patented technologies also introduced foreign technologies, which it possible develop that do not lag ...

We are a manufacturing company of stainless flexible sprinkler hoses for firefighting.We provide braided and unbraided products along with reducers, nipples, bracket sets and square bars.UL listed and FM approved.

Over 30 year of endeavoring in Corrugated Stainless Steel Tube Technologies since 198,we have been specialized for manufacturing and developing CSST (helical & annular type) which are renowned its worldwide patents. Now, Dong-A is the Fuel gas piping ...