张哲瀚， 笔名 “张三坚”： 坚强 坚信 坚持
微信公众号 @张三坚回来了。 前微信公众号  @张三坚

Zhang Zhehan’s pen name “Zhang Sanjian” stands for “Strong, Resolute and Tenacious”. This is the collection of his blogs published on his current WeChat account @张三坚回来了 and former WeChat account @张三坚. The names of the two accounts mean “Zhang Sanjian is back” and “Zhang Sanjian”, respectively.