Shenzhen Zhongjin Lingnan Nonfemet Co., Ltd. known as Zhongjin Lingnan in China or their English name Nonfemet, is a Chinese company engaged in the mining and processing of lead, zinc and other non-ferrous metals. In 2015 financial year, the company also had 0.49% revenue from real estate development. Lingnan is a word refer to southern China, including Guangdong province, while Zhongjin literally means China metal. As at 11 November 2016, Zhongjin Lingnan is a constituents of SZSE 100 Index and CSI 300 Index. Wikipedia