Our Factory is Dongtai Yanhsan Instrument Factory.We are a professional manufacturer and OEM handling various kinds of measuring meters, such as flow meters .level meters,constant flow pumps and so on.Becouse of many years of manufacture in domestic market; so we found Hangzhou Yanshan Import & Export Trade Co. Ltd to promote international market.We manufacture not only standard products, but also measuring devices according to customer's demands. Our company possess good reputation which we owe it to our good quality and credit.
Each of our products are produced according to the design requirements and specified process strictly,pass through a strict standard before leaving the factory,and strictly implement according to requirements of ISO9001.
As a professional company ,we devoted to provide good services of OEM and special orders(different standards,such as ANSI,DIN ect.).
We all believe business between us will be a good opportunity to all of us.