Luoyang Longxuan Mining Co., Ltd. singed an agreement to acquire a 70% stake in Luoyang Lanbao Fluorine Industry Co., Ltd. from Do-Fluoride New Materials Co., Ltd. (SZSE:002407) for CNY 10 million on July 27, 2022. As of June 30, 2022, Luoyang Lanbao Fluorine reported Total assets of CNY 417.26 million and negative net assets of 228.19 million. The transaction is approved by the board of Do-Fluoride New.