On May 16, 2017, the General Administration of Quality Supervision, Inspection and Quarantine and the National Standardization Management Committee of the People's Republic of China issued the National Standard Notice No. 10 of 2017, which approved the release of "National Standard Samples for X-ray Fluorescence Spectroscopy and Chemical Analysis of Titanium Ores and Concentrates" developed by Jinan Zhongbiao Technology Co., Ltd. / Shandong Zhongbiao Enterprise Credit Detection