In this paper, we present an overview of the CTC 2021, a Chinese text correction task for native speakers. We give detailed descriptions of the task definition and the data for training as well as evaluation. We also summarize the approaches investigated by the participants of this task. We hope the data sets collected and annotated for this task can facilitate and expedite future development in this research area. Therefore, the pseudo training data, gold standards validation data, and entire leaderboard is publicly available online at https://destwang.github.io/CTC2021-explorer/.

翻译：本文概述2021年反恐委员会的概况,这是中国对本地发言人的一项校正任务,我们详细介绍了任务定义和培训及评价数据,还总结了参与这项工作的人员调查的方法,我们希望为这项任务收集并附加说明的数据集能够促进和加快这一研究领域的今后发展,因此,伪培训数据、黄金标准鉴定数据和整个领导板可在以下网站公开查阅:https://destwang.github.io/CTC2021-explorer/。