the tntroduction of ynl-180a/120a low noise rtating machine. constructs the machinery this brand comes from the perfect design of my company.this is the only one which uses the gear shaft advancing,adopting the long vine method produce 120¡á500¡¢120¡á600¡¢120¡á900¡¢180¡á60four kind of stules,the proucing length is 4500mm and 600mm,and this brand has passcd the test of province department once on 23rd june,2000,and has won 4 patents.the diggest advantage,is that it¡¯s transferred from traditional chaining wheel,and one-point rotating into gearing wheel and multi-potating rotating,in this why not only improves the using year of the machine but also the frequency and quality.at the same time,it saves the production place and sinplify the stucture.