Abstract:the characteristics, catalyst loading and application of axial radial shift converter in Pucheng clean energy chemical corporation Ltd. (pucheng energy chemical) were introduced. This paper summarizes the operation and maintenance process of axial radial shift converter, and briefly expounds the experience of prolonging the service life of catalyst.?At the same time, it shows that the shift catalyst has more advantages than the traditional catalyst, and the sulfur-tolerant shift catalyst made in China has a leading position in the industry.