The design institutes with excellent cathodic protection design in China include Langfang Pipeline Bureau Design Institute, Petrochina Southwest Design Institute, Shengli Oilfield Design Institute, North China Design And Institute, etc.

In order to achieve the same investment and effect, it is necessary to make the actual measurement on the design site and choose the cathodic protection manufacturers with high reputation and excellent technology.

Map of cathodic protection industry in the development has been increasingly mature, with industry and the national scale is increasingly perfect, professional cathodic protection technology and the actual function is becoming more and more be long pipeline, and oil tanks of large project investors, used to invest in the project through years of testing and evaluation indeed achieved good effect.