So far we have manufactured our spring washers and flat washers according to the advanced standards of Japan,Germany,USA,England,France and Australia as well as the national standard.Our washer including DIN127B, ANSI B.18.21.1, BS1802,JIS 31251,and DIN125A,DIN9021,ASME and BS,JIS flat washers. We sell to all over the world.

Having paid more attention to products quality and referred to the advanced management at home and abord.

It can be nigrescence,galvanized and heat- galvanized for surface threatment as well as at the special order by customers.