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2021-2022

The fine-particle flotation and recovery project of Baotong Mining for phosphorus separation was put into trial operation, initiating the Company’s fine-particle flotation technology Baotong Mining became a demonstration enterprise of specialty, precision, characteristic and novelty Hengchuan Company became a high-tech enterprise GR202113003950 Baotong Mining won the qualification of a vocational skills level certification body in Hebei Province

2019-2020

Kuancheng Jiaruide Building Materials was established The Energy Department was established and went deep into mines for comprehensive utilization The Intelligence Center was established to promote the development of intelligent mines Luanping Jianlong was listed among national green mines Baotong Mining was certified as a green aggregate base in Beijing

2017-2018

The project of mycrocrystalline foam board was launched, and Hebei Hengchuan Building Materials Co., Ltd. was established The project of Baotong Storage Power Station was admitted The project of shifting from highway to railway was officially launched

2016-2017

Equity participation in Shenfu Bank Joining China Sand-Stone Association and the aggregates industry Kuancheng Jianlong was listed among green mines of the nation

2009-2015

Equity participation in Bank of Chengde Due to equity change, Changli Mining was renamed Jinshi Mining Equity participation in the Hulunbuir Huatie Equity participation in State-controlled Tongxing Mining Fanshan Phosphorus Mine was listed among green mines of the nation

2007-2008

Benxi Longxin Mining was established Qianchao Industry and Trade Company was established Holdings in Jindi Mining Equity participation in Fanshan Phosphorus Mine Holdings in Yantai Jinjian Design Company

2004-2006

Changli Jianlong Mining held Chengde Baotong Mining Equity participation in Fengning Xinyuan Mining Holdings in Zhurihe Copper Industry Equity participation in Bank of Jilin

2003

Holdings in Kuancheng Jianlong Holdings in Chengde Jianlong Mining Holdings in Luanping Jianlong Mining Beijing Huaxia Jianlong Mining Science&Technology Co., Ltd. was established

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