中文 安卓7.0用PINGFANG的配置

英文部分用SF英文：
<family name="sans-serif">
<font weight="100" style="normal">SF-Pro-Display-Ultralight.otf</font>
<font weight="100" style="italic">SF-Pro-Display-UltralightItalic.otf</font>
<font weight="200" style="normal">SF-Pro-Display-Thin.otf</font>
<font weight="200" style="italic">SF-Pro-Display-ThinItalic.otf</font>
<font weight="300" style="normal">SF-Pro-Display-Light.otf</font>
<font weight="300" style="italic">SF-Pro-Display-LightItalic.otf</font>
<font weight="400" style="normal">SF-Pro-Display-Regular.otf</font>
<font weight="400" style="italic">SF-Pro-Display-RegularItalic.otf</font>
<font weight="500" style="normal">SF-Pro-Display-Medium.otf</font>
<font weight="500" style="italic">SF-Pro-Display-MediumItalic.otf</font>
<font weight="900" style="normal">SF-Pro-Display-Black.otf</font>
<font weight="900" style="italic">SF-Pro-Display-BlackItalic.otf</font>
<font weight="700" style="normal">SF-Pro-Display-Semibold.otf</font>
<font weight="700" style="italic">SF-Pro-Display-SemiboldItalic.otf</font>
</family>
中文部分：
</family>
<family lang="zh-Hans">
<font weight="100" style="normal">PingFangSC-Ultralight.otf</font>
<font weight="200" style="normal">PingFangSC-Thin.otf</font>
<font weight="300" style="normal">PingFangSC-Light.otf</font>
<font weight="400" style="normal">PingFangSC-Regular.otf</font>
<font weight="500" style="normal">PingFangSC-Medium.otf</font>
<font weight="700" style="normal">PingFangSC-Semibold.otf</font>
</family>
<!-- TODO: Add Bopo -->
<family lang="zh-Hant">
<font weight="100" style="normal">PingFangSC-Ultralight.otf</font>
<font weight="200" style="normal">PingFangSC-Thin.otf</font>
<font weight="300" style="normal">PingFangSC-Light.otf</font>
<font weight="400" style="normal">PingFangSC-Regular.otf</font>
<font weight="500" style="normal">PingFangSC-Medium.otf</font>
<font weight="700" style="normal">PingFangSC-Semibold.otf</font>
</family>

个人认为PingFangSC-Regular.otf有点淡一些，如果大神们优化一下加黑一下就好了，是不是修改一下hint的参数就完美了？本人小白，不懂！并且希望无损修改！如何修改？