The China National Intellectual Property Administration information shows that Ximei Resources (Guangdong) Co., Ltd. obtained a patent titled "A Composite Production System for Hydrometallurgy Preparation of Niobium Oxide or Tantalum Oxide", with the authorization announcement number CN 114234637 B, and the application date was January 2022. According to Tianyancha data, Ximei Resources (Guangdong) Co., Ltd., established in 2006 and located in Qingyuan City, is an enterprise mainly engaged in non-ferrous metal smelting and rolling processing. The registered capital of the company is 239.36 million RMB, and the paid-in capital is 228.8 million RMB. Through big data analysis by Tianyancha, Ximei Resources (Guangdong) Co., Ltd. has made investments in five companies, participated in 187 tender and bid projects, and has 11 trademark records, 161 patent records, and also holds 220 administrative permits.