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 ## 1. Introduction
 Qualitis is a one-stop data quality management platform that supports quality verification, notification, and management for various datasource. It is used to solve various data quality problems caused by data processing.
 
-Based on Spring Boot, Qualitis analysis quality model by [Linkis](https://github.com/WeBankFinTech/Linkis). It provides functions such as data quality model construction, timing execution, trigger execution, data quality verification, reports of data quality generation and so on.
+Based on Spring Boot, Qualitis  submits quality model task to [Linkis](https://github.com/WeBankFinTech/Linkis). It provides functions such as data quality model construction, data quality model execution, data quality verification, reports of data quality generation and so on.
 
-At the same time, Qualitis provides enterprise-level features of financial-level resource isolation, management, access control and collaborative edition. It is also guaranteed working well under high-concurrency, high-performance and high-availability scenarios.
+At the same time, Qualitis provides enterprise-level features of financial-level resource isolation, management and access control. It is also guaranteed working well under high-concurrency, high-performance and high-availability scenarios.
 
 ## 2. Login
 ![登录](../../../images/en_US/ch1/Login.png)