[Dangsheng Science and Technology together with Weilan New Energy to seize the commanding heights of solid-state battery technology] China's leading lithium cathode material company Dangsheng Technology (300073.SZ) issued a notice on December 7, 2021, announcing the signing of a strategic cooperation agreement with Beijing Weilan New Energy Technology Co., Ltd., the domestic leader in the industrialization of solid-state lithium batteries. Weilan New Energy regards Dangsheng Technology as the preferred supplier of solid-state battery materials and promises to purchase no less than 25000 tons of solid-state lithium cathode materials from Dangsheng Technology from 2022 to 2025.