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January 9，The "dafabet.com mobile2019 National Science and Technology Award Nomination Materials Seminar" led by the Department of Science and Technology Development of the Ministry of Natural Resources was held in Beijing，Secretary of the Group Party Committee、Chairman Han Jichang and researcher led the team to attend the meeting。
Meeting，Han Jichang systematically introduced the relevant content of the nomination materials of "Key technologies and engineering practicality of compounding arsenic sandstone and sand to form soil and land reclamation"，Experts attending the meeting from project name、Project Introduction、Proposed work suggestions on major scientific and technological innovations，And unanimously agreed to recommend this project to apply for the dafabet.com mobile2019 National Science and Technology Award。
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