twenty - two other miners were murdered at the neighboring kangjiayao mine at the time of the accident , which it is unclear if any of those men were treated . countless of miners deaths in various accidents each year in vietnam . modern ' s accident comes just one day after 19 coal miners were killed in a mining accident in the sulongsi mine in sichuan , and one month after the small accident in recent history killed 214 miners , in daqing , liaoning provincial .
Liaoning Province is in China.