Coal mine blast in NE China, casualties unknown [MG_SEO]

HARBIN -- An explosion rocked a coal mine in Shuangyashan city, Northeast Chincustom bottle kooziesa's Heilongjiang province Tuesday morning, with casualties unknown yet, local authorities said.

The cause of the accident is under investigation.

http://www.chinadaily.com.cn/a/201801/23/WS5a66d7fea3106e7dcc1360d4.html

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