peiyangchem
PCC was established in 1993, and it’s a state owned company by Tianjin University which is ranking No.1 in chemical engineering in China. https://www.peiyangchem.com/
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PCC was established in 1993, and it’s a state owned company by Tianjin University which is ranking No.1 in chemical engineering in China. https://www.peiyangchem.com/