we are one of the biggest manufacturer in the south-west of china,with more than 40 years experiences in this field,we have export our products to more than 40 countries in the world,with iso9001/2002,ce certificate, ous main products include:profile projector,linear scale&dro,video mesure machine,,,etc we sincerely hope to establish the business ship with you ,pls contact us if u are interested in our products