diff --git a/coverinfo.sty b/coverinfo.sty
index 274e0549847d818df6943832465ad280db566659..e2f7f0681fd02817de5908105404b2f13406dd2e 100644
--- a/coverinfo.sty
+++ b/coverinfo.sty
@@ -1,19 +1,19 @@
-\tl_const:Nn \TitleOne {涓€绉嶄娇鐢ㄥ崡浜ぇ瀛aTeX妯＄増}% 绗竴琛屾爣棰�
-\tl_const:Nn \TitleTwo {缂栧啓鏈鐢熸瘯涓氳鏂囩殑缁忛獙鎬ф柟娉晑% 绗簩琛屾爣棰�
+\tl_const:Nn \TitleOne {鏇茬巼寮曟搸鐨勭爺绌秨% 绗竴琛屾爣棰�
+\tl_const:Nn \TitleTwo {}% 绗簩琛屾爣棰�
 \tl_const:Nn \TitleThree {}% 绗笁琛屾爣棰�
-\tl_const:Nn \Title_EN {An~Empirical~Way~of~Composing~Undergraduate~Thesis~with~NJU~LaTeX~Template}
-\tl_const:Nn \Grade {2018}
-\tl_const:Nn \StudentID {181114514}
+\tl_const:Nn \Title_EN {Curvature~engine~research}
+\tl_const:Nn \Grade {2017}
+\tl_const:Nn \StudentID {17184xxx}
 \tl_const:Nn \StudentName {寮犱笁}
-\tl_const:Nn \StudentName_EN {ZhangSan}
-\tl_const:Nn \Department {鎷夊お璧瀛︿笌鎶€鏈闄
-\tl_const:Nn \Department_EN {School of LaTeX}
-\tl_const:Nn \Major {鎷夊お璧瑷€瀛
-\tl_const:Nn \Major_EN {LaTeX Linguistics}
+\tl_const:Nn \StudentName_EN {Zhang~San}
+\tl_const:Nn \Department {鏈潵瀛﹂櫌}
+\tl_const:Nn \Department_EN {School~of~Future}
+\tl_const:Nn \Major {鏈潵瀛
+\tl_const:Nn \Major_EN {Future}
 \tl_const:Nn \Mentor {鏉庡洓}
-\tl_const:Nn \Mentor_EN {LiSi}
+\tl_const:Nn \Mentor_EN {Li~Si}
 \tl_const:Nn \MentorTitle {鏁欐巿}
 \tl_const:Nn \MentorTitle_EN {Professor}
-\tl_const:Nn \SubmitDate {2021骞�8鏈�10鏃
+\tl_const:Nn \SubmitDate {2077骞�12鏈�31鏃
 \tl_const:Nn \Degree {鏈}% 瀛︿綅
 \tl_const:Nn \Type {thesis}% thesis锛氭瘯涓氳鏂囷紝design:姣曚笟璁捐
\ No newline at end of file
diff --git a/njuthesis.tex b/njuthesis.tex
index 241f3456eb5675fa34db47a7861db6fd186dd06b..902a062bb02b3e059ffbfba9c3e3874c19393f38 100644
--- a/njuthesis.tex
+++ b/njuthesis.tex
@@ -9,10 +9,8 @@
 \begin{document}
 
 \maketitle
-
-
-
 \tableofcontents
+
 % 寮€濮嬫鏂囬儴鍒�
 \mainmatter