date：2020-11-28
On Oct. 17th, 2019, State Administration for Market Regulation of the People,s Republic of China approval issued Jinan Zhongbiao Technology Co., ...
date：2020-02-05
On Nov. 23th to 24th, 2019, our company has passed the spot accreditation of ISO/IEC 17025 by China National Accreditation Service for Conformity Asse...
date：2019-08-31
On July 17th, 2019, our project's topic ‘the certified reference materials of pig iron & alloy cast iron for spectral ana...
date：2019-02-26
On Jan. 10th, 2019, State Administration for Market Regulation of the People,s Republic of China approval issued Jinan Zhongbiao Technology Co., Ltd. ...
date：2019-02-18
On October 15, 2018, the State Administration of Market Supervision and Administration approved Jinan Zhongbiao Technology Co., Ltd. / Shandong Zhongb...
date：2019-02-18
From September 15 to 16, 2018, the company passed the ISO/IEC 17025 on-site evaluation organized by China National Accreditation Committee for Conform...
date：2018-06-11
On June 11, 2018, our project "Bituminous Coal Binding Index Standard Sample", "Petroleum Coke and Asphalt Coke Standard Sample" and "National Standar...
date：2017-05-16
On May 16, 2017, the General Administration of Quality Supervision, Inspection and Quarantine and the National Standardization Management Committee of...
date：2017-05-10
On May 10, 2017, the General Administration of Quality Supervision, Inspection and Quarantine approved the preparation of national standard materials ...
date：2016-06-22
On June 22, 2016, the General Administration of Quality Supervision, Inspection and Quarantine and the National Standardization Management Committee i...
date：2016-06-13
On June 13, 2016, the Metrology Department of the General Administration of Quality Supervision, Inspection and Quarantine approved Jinan Zhongbiao Te...
date：2016-03-29
On March 29, 2016, our project "Standard Samples of Silicon Carbide for Refractory Materials and Silicon Nitride for Ceramic Materials" and "Standard ...
99久久婷婷国产综合精品青草免费|
亚洲国产综合在线观看不卡|
国产欧美日韩久久久久|
女人被狂躁的高潮免费视频|
色窝窝亚洲AV网|
亚洲avav天堂av在线不卡|
