Product quality originates from advanced manufacturing means, and quality awareness stems from continuous innovation. Our company has advanced production equipment, fine technique and strict and perfect quality management system, and moreover, we gather professional elites and science and technology team with leading level, so as to make full use of new technologies and new techniques to guarantee stability and reliability of products. We will produce high quality products that meet standards by adopting brand new industrial concepts and powerful technical strength.

It is our principle to guarantee the whole-course services including before-sale, in-sale and after-sale. We are continuously optimizing the internal management of the enterprise and promoting service consciousness of employees so as to make the users of Duer understand our service slogan “satisfying your requirements, serving wholeheartedly”.

To satisfy customer requirements, the inspector carries out final inspection and test to finished pipe products according to the product standard executed in the order by customers. According to stipulated standard requirements, analysis to chemical components of purchasing materials and finished products is carried out to strictly control the materials, and mechanical performance and chemical performance etc. of finished products are tested, as well as eddy current test and ultrasonic nondestructive test are carried out, so as to guarantee product quality.