My friend is a company where the production of such Triple offset butterfly valve, before I did not know this Triple offset butterfly valve is used to do, do not know the Triple offset butterfly valve in the end is what looks like a long, until a few days ago I was know the Triple offset butterfly valve length what it is like, and the day before yesterday my friend to find me something to make me go to their company to wait for him, just go to their company to their clients look like Figure took a Triple offset butterfly valve I also have the chance to see the real Triple offset butterfly valve, but it seems that they produced the Triple offset butterfly valve quality looks good, but looks particularly sophisticated look, then listen to my friend said that Triple offset butterfly valve or their company the most common goods yet.