Use C # new keyword

// new and not new difference
https://www.cnblogs.com/judes/p/9290412.html

https://zhidao.baidu.com/question/1240531333575505579.html

https://bbs.csdn.net/topics/300127044

// new usage
https://www.jb51.net/article/106965.htm

https://www.cnblogs.com/wanghonghu/p/5270838.html