On the morning of May 10^th 2018, the symposium on "Commemorating the 40th Anniversary of the Founding of the Yimeng Trona Research Group" was held at the BERUN Haosheng hotel. Mr. Li Wu, the founder of the former Yimeng trona research team and the founder of the original Yihua Group; Comrade Wu Yishou, former Director of the Yimeng Economic Commission; Mr. Tie Jinshan, the party secretary of the former Yimeng Chemical Research Institute and the former chairman of the Yihua Chemical Company, and the Yimeng thirty-seven found members and early members of the trona research group attended the event. Dai Lianrong, chairman of the board of directors of BERUN Group, senior executives of Boyuan Group and Yuanxing Company attended the seminar. The seminar was chaired by He Zhanhai from BERUN Group.

Abstract: Dai Lianrong, chairman of the board of directors of BERUN Group, addressed the meeting.

Abstract: Mr. Li Wu, the founder of the former Yimeng trona research team and the founder of the original Yihua Group, addressed the meeting. 

Abstract: Wu Yishou, former director of the Yimeng Economic Commission, spoke at the meeting

Abstract: Tie Jinshan, chairman of the former Yihua Chemical Company, spoke at the discussion

Abstract: He Zhanhai presided over the meeting

Abstract: The symposium ended in the long-awaited reunion. Everyone took photos and looked back at the youth years they had passed, leaving new memories.