万盛股份：子公司山东汉峰已于2022年完成五氯化磷产线的建设并正式投入生产，目前该产线运行稳定

Group 1 - The company has confirmed that its subsidiary, Shandong Hanfeng New Materials Co., Ltd., completed the construction of the phosphorus pentachloride production line in 2022 and has officially commenced production [2] - The production line is currently operating stably with a designed annual production capacity of 60,000 tons [2]