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【Company News】 Why choose Granken bearing steel grit

【Company News】 Whether shot blasting machine is new or upgraded

【Company News】 Hard work and prosperity, National Day Zoomlion shot blasting machine transformation completed successfully

【Company News】 Changsha Granken: Ten years of sheet metal surface treatment technology

【Company News】 Granken's shot blasting machine improvement

【Company News】 Warm congratulations to the establishment of the trade union committee of Changsha Granken Machinery Co., Ltd.