diff --git a/assets/b_fit_cal.png b/assets/figures/b_fit_cal.png
similarity index 100%
rename from assets/b_fit_cal.png
rename to assets/figures/b_fit_cal.png
diff --git a/assets/scatter_3d.png b/assets/figures/scatter_3d.png
similarity index 100%
rename from assets/scatter_3d.png
rename to assets/figures/scatter_3d.png
diff --git a/assets/sin.png b/assets/figures/sin.png
similarity index 100%
rename from assets/sin.png
rename to assets/figures/sin.png
diff --git a/assets/sin_roman.png b/assets/figures/sin_roman.png
similarity index 100%
rename from assets/sin_roman.png
rename to assets/figures/sin_roman.png
diff --git a/assets/sin_zh.png b/assets/figures/sin_zh.png
similarity index 100%
rename from assets/sin_zh.png
rename to assets/figures/sin_zh.png
diff --git a/assets/substitution_energy_Nb3Si.png b/assets/figures/substitution_energy_Nb3Si.png
similarity index 100%
rename from assets/substitution_energy_Nb3Si.png
rename to assets/figures/substitution_energy_Nb3Si.png
diff --git a/chinese-config/chinese-ttf/SimHei.ttf b/chinese-config/chinese-ttf/SimHei.ttf
deleted file mode 100755
index 9305b4d..0000000
Binary files a/chinese-config/chinese-ttf/SimHei.ttf and /dev/null differ
diff --git a/chinese-config/chinese-ttf/simhei.ttf b/fonts/SimHei.ttf
old mode 100755
new mode 100644
similarity index 99%
rename from chinese-config/chinese-ttf/simhei.ttf
rename to fonts/SimHei.ttf
index 5bd4687..c5030ae
Binary files a/chinese-config/chinese-ttf/simhei.ttf and b/fonts/SimHei.ttf differ
diff --git a/fonts/TimesNewRoman-Bold-Italic.ttf b/fonts/TimesNewRoman-Bold-Italic.ttf
new file mode 100644
index 0000000..3eb363f
Binary files /dev/null and b/fonts/TimesNewRoman-Bold-Italic.ttf differ
diff --git a/fonts/TimesNewRoman-Bold.ttf b/fonts/TimesNewRoman-Bold.ttf
new file mode 100644
index 0000000..bade374
Binary files /dev/null and b/fonts/TimesNewRoman-Bold.ttf differ
diff --git a/fonts/TimesNewRoman-Italic.ttf b/fonts/TimesNewRoman-Italic.ttf
new file mode 100644
index 0000000..6e8e779
Binary files /dev/null and b/fonts/TimesNewRoman-Italic.ttf differ
diff --git a/fonts/TimesNewRoman.ttf b/fonts/TimesNewRoman.ttf
new file mode 100644
index 0000000..51261a0
Binary files /dev/null and b/fonts/TimesNewRoman.ttf differ
diff --git a/chinese-config/matplotlibrc b/fonts/matplotlibrc
similarity index 100%
rename from chinese-config/matplotlibrc
rename to fonts/matplotlibrc
diff --git a/chinese-config/matplotlibrc-origin b/fonts/matplotlibrc_origin
similarity index 100%
rename from chinese-config/matplotlibrc-origin
rename to fonts/matplotlibrc_origin
diff --git a/roman-ttf/times.ttf b/roman-ttf/times.ttf
deleted file mode 100755
index 3ea695f..0000000
Binary files a/roman-ttf/times.ttf and /dev/null differ
diff --git a/roman-ttf/timesbd.ttf b/roman-ttf/timesbd.ttf
deleted file mode 100755
index e60dcff..0000000
Binary files a/roman-ttf/timesbd.ttf and /dev/null differ
diff --git a/roman-ttf/timesbi.ttf b/roman-ttf/timesbi.ttf
deleted file mode 100755
index 9290e11..0000000
Binary files a/roman-ttf/timesbi.ttf and /dev/null differ
diff --git a/roman-ttf/timesi.ttf b/roman-ttf/timesi.ttf
deleted file mode 100755
index ff92816..0000000
Binary files a/roman-ttf/timesi.ttf and /dev/null differ