(Mr. He Baotang, Founder of DEAR Air Separation) Air Separation Industry Research Institute of Kaifeng City Academy of Sciences (Fourth Work Promotion...
Recently, theresults of the Mayor's Quality Award and Quality Award Nomination Award for 2021 in Kaifeng were announced. Kaifeng Dear Air Separation I...
Officials from the Party Committee, People's Congress, Government and CPPCC of Kaifeng City visited Dear Air Separation Industrial Park to observe the...