南京永利网9900777特种金属有限公司成立

Nanjing Yunhai Special Metals Co., Ltd. was established in November 1993

五台永利网9900777镁业有限公司成立

Shanxi Wutai Yunhai Magnesium Industry Co., Ltd. was established in June 2007

深圳证券交易所上市

Listed on the Shenzhen Stock Exchange in October 2007

巢湖永利网9900777镁业有限公司成立

Anhui Chaohu Yunhai Magnesium Industry Co., Ltd. was established in June 2009

南京云开合金有限公司成立

Nanjing YKB Alloy Co., Ltd. was established in April 2010

南京永利网9900777轻金属精密制造有限公司成立

Nanjing Yunhai Light Metal Precision Manufacturing Co., Ltd. was established in June 2011.

全资收购扬州瑞斯乐复合金属材料有限公司

buyout of Yangzhou Rise-al Composite Metal Materials Co., Ltd.in November 2014

集团印度项目工作组成

Indian Project work group was established in April 2018

全资收购重庆博奥镁铝金属制造有限公司

Buyout of Chongqing Boao Magnesium Aluminum Metal Manufacturing Co., Ltd. in July 2019