This explosion could be by TNT not by Gas fire. 这次爆炸可能是 TNT 爆炸，而不是普通火灾。

As China did always, They hide again to force silent on this big matter. Brainwashed Chinese peoples think China is world most safe and developed country. This is the same with North Korea People think of their own country. 正如中国一贯所做的那样，他们再次隐藏起来，迫使他们在这件大事上保持沉默。 被洗脑的中国人民认为中国是世界上最安全、最发达的国家。 这与朝鲜人民对自己国家的看法是一样的。

In China, All posts related with this explosion is being deleted by China Government with 21 people killed by shooting matter together.在中国，所有与这起爆炸有关的帖子都被中国政府删除，枪击事件共造成21人死亡。