Shandong Ruixiang Testing Co., Ltd. agreed to acquire 20% stake in Shandong Hongshan Aviation Forging Co., Ltd. from Shandong Nanshan Aluminium Co.,Ltd. (SHSE:600219) on July 21, 2023. As of July 21, 2023 Shandong Nanshan Aluminium Co.,Ltd. (SHSE:600219) board approved the deal. On August 4, 2023, Shandong Nanshan Aluminum Co., Ltd. and Shandong Ruixiang Testing Co., Ltd. signed the supplementary agreement on the equity transfer agreement of 20% equity of Shandong Hongshan Aviation Forging Co., Ltd. Upon friendly negotiation between the parties, the final equity transfer price for the 20% equity of Shandong Hongshan Aviation Forging Co., Ltd. amounts to CNY 329.5 million.