In 2004

● September-The bleaching powder(by calcium process) had been put into operation

In 2010

● 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.

In 2011

● September - 4 production lines of 20,000 tons(Phase II) high-grade bleaching powder(by sodium process) had been under construction.

In 2012

● 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.

In 2013

● November - Tianjin Yufeng Chemical Co.,LTD. obtained the title of Tianjin High-tech Enterprise.

In 2014

● 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.

In 2015

● February - Tianjin Yufeng Chemical Co.,LTD. obtained the enterprise title of Tianjin Science and Technology Small Giant.

In 2016

● Tianjin Yufeng Chemical Co.,LTD. won the bid as "sodium hypohydroate supplier of Tianjin Tap Water Group".

In 2018

● Systematic management: 30,000 tons of calcium hypochlorite production line has all put into operation.

In 2020

● Tianjin Yufeng Chemical Co.,LTD. applied for product hygiene license of disinfection enterprise successfully.