On June 22, 2016, the General Administration of Quality Supervision, Inspection and Quarantine and the National Standardization Management Committee issued the National Standard Notice No. 9 of 2016 of the People's Republic of China, approving and promulgating the national standard sample of "Standard Samples for Physicochemical Properties of Sulfur Series Special Bituminous Coal and Anthracite" (10 points) developed by Jinan Zhongbiao Science and Technology Co., Ltd.