logo

NEWS

NEWS

In 2004

● September-The bleaching powder(by calcium process) had been put into operation
更多阅读
20
2020-07

In 2010

发布时间 : 2020-07--20 点击量 : 0
● October-The bleaching powder(by sodium process) had been put into operation ,the advanced technology of bleaching powder(by sodium process) has replaced the traditional technology of bleaching powder(by calcium process) and been put into production successfully.
查看详情 查看详情
20
2020-07

In 2011

发布时间 : 2020-07--20 点击量 : 0
● September - 4 production lines of 20,000 tons(Phase II) high-grade bleaching powder(by sodium process) had been under construction.
查看详情 查看详情
20
2020-07

In 2012

发布时间 : 2020-07--20 点击量 : 0
● March - Tianjin Yufeng Chemical Co.,LTD. passed and reached the standard of the third-level standardization audit for Tianjin hazardous chemical enterprises.
● June - Tianjin Yufeng Chemical Co.,LTD. obtained enterprise qualification of National Chlor-Alkali Association.
● September - Tianjin Yufeng Chemical Co.,LTD. entrusted BV company to audit through alibaba, and establish e-commerce cooperation relationship.
● October -Tianjin Yufeng Chemical Co.,LTD. obtained ISO9001(quality), ISO14001(environment), GB/T28001(occupational health) Certification.
查看详情 查看详情
20
2020-07

In 2013

发布时间 : 2020-07--20 点击量 : 0
● November - Tianjin Yufeng Chemical Co.,LTD. obtained the title of Tianjin High-tech Enterprise.
查看详情 查看详情
20
2020-07

In 2014

发布时间 : 2020-07--20 点击量 : 0
● June - Tianjin Yufeng Chemical Co.,LTD. obtained the qualification certificate for "Sample Enterprises of China's Export Forerunner Index (EU)" issued by the State General Administration of Customs.
● August - Tianjin Yufeng Chemical Co.,LTD. obtained Tianjin municipal sanitation permit for drinking water safety sanitary products.
查看详情 查看详情
Previous page
1
2
…
7

POWERED WWW.300.CN        津ICP备19005556号-1    Head Office：YUFENG ROAD ,DONGLANTUO VILLAGE ,XIQING DISTRICT ,TIANJIN CHINA     Tel：022-23857228     Email : zgs@tjyufeng.com