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Honorary certificate
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Explosion proof certificate
Coal mine safety certificate
Friction spark proof
2019-10-17
Inspection cert
2019-10-17
Inspection cert
2019-10-17
Inspection cert
2019-10-17
Inspection cert
2019-10-17
Inspection cert
2019-10-17
Inspection cert
2019-10-17
Inspection cert
2019-10-17
Inspection cert
2019-10-17
Inspection cert
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