date：2024-07-25
On July 5th, 2024, State Administration for Market Regulation of the People,s Republic of China approval issued Jinan Zhon...
date：2024-03-27
On Mar. 25th, 2024, State Administration for Market Regulation of P.R.China, Standardization Administration of the People,s Repub...
date：2024-01-04
On Dec. 9th to10th, 2023, our company has passed the spot accreditation of reference material producers ISO/IEC 17034 by China Na...
date：2023-07-18
On march 15th, 2023，Shandong Zhongbiao Qixin Testing Technology Co., Ltd. approved as a technology-based small and medium-sized enterpri...
date：2023-01-19
On Jan. 7th to 8th, 2023, our company has passed the spot accreditation of ISO/IEC 17025 by China National Accreditation Service for Conformity Assess...
date：2023-01-19
On Dec. 29th, 2022, State Administration for Market Regulation of P.R.China, Standardization Administration of the People,s Republic of China ‘The Peo...
date：2022-01-28
On December 15, 2021, our company was awarded the title of high-tech enterprise by the Torch Center of the Ministry of Science and Technology of the P...
date：2022-01-28
On Dec. 18th to 19th, 2021, our company has passed the spot accreditation of ISO 17034 by China National Accreditation Servi...
date：2021-09-04
On August., 2021, State Administration for Market Regulation of the People,s Republic of China approval issued Jinan Zhongbi...
date：2021-02-06
On Jan. 23th to 24th, 2021, our company has passed the spot accreditation of ISO/IEC 17025 by China National Accreditation Servic...
date：2020-11-28
On Oct. 9th, 2020, State Administration for Market Regulation of the People,s Republic of China approval issued Jinan Zhongbiao T...
date：2020-11-28
On December 24th, 2019, our project's topic ‘the certified reference materials of titanium ore and ilmenite concentrate for X-ray fluore...
亚洲色欲在线播放一区二区三区|
国产真实乱对白精彩|
99久久精品无码一区二区毛片|
av老司机av天堂|
国产又黄又爽胸又大免费视频|
国产a∨国片精品青草视频|
