Add Shennng to class of 2021.

_data/Shennng/Shennng.md

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+### Hey there, you found me.
+
+[![Blog](https://img.shields.io/badge/Blog-F0773A?style=flat-square&logo=firefox-browser&logoColor=white)](https://f3kpwu.coding-pages.com/)
+[![Email](https://img.shields.io/badge/-Email-E8453C?style=flat-square&logo=Gmail&logoColor=white)](mailto:960064995@qq.com)
+
+The star is bright, the light is brilliant and I want to be dark.
+
+Java yyds!
+
+
+- 🔭 Research-wise, Quantum information & network security.
+- 🚀 I'm learning about Java, Spring and Design Patterns.
+- 👾 I'm currently interested in strolling in Mihoyo Genshin(that's really nice~).
+- 🌭 My dream: `while(sleeping){money++;}`
+
+Shennng's GitHub stats (powered by [github-readme-stats](https://github.com/anuraghazra/github-readme-stats)):
+
+<!--![Shennng's GitHub stats](https://github-readme-stats.vercel.app/api?username=Shennng&hide=contribs,issues)-->
+![Top Langs](https://github-readme-stats.vercel.app/api/top-langs/?username=Shennng)