To improve maintenance, repair and calibration of gas detectors Riken Keiki are used in the coal industry. Recently, our company has organized seminar to instruct parts replacement and repair of methane gas detector, model GX-2009 in Quang Ninh.

Through the seminar, most of the safety staff and manager in Quang Hanh company has clearly understand of the operation, actively in controlling the operation of the equipment, better safety work in coal mining operations of the company.

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