A Chinese national has died while working underground at the Barapukuria Coal Mine in Parbatipur, Dinajpur.He went missing on Monday night while performing his duties underground. The following morning, Tuesday, he was rescued in an unconscious state. Later, when taken to the hospital, the attending doctor declared him dead.The deceased Chinese national has been identified as Cheng Xiaojun.The authorities of Barapukuria Coal Mining Company Limited (BCMCL) shared this information through an offic...