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akdoptical brightener

shanghai bi-bridge international trade co., ltd--akdoptical brightener|cationic dyestuff|basic dyestuff

shanghai bi-bridge international trade co., ltd is a approved importer and exporter for various goods and technic. at present, our advantageous field is chemicals

www.bibridge.com

shanghai bi-bridge international trade co., ltd--akdoptical brightener|cationic dyestuff|basic dyestuff

shanghaibi-bridgeinternationaltradeco.,ltdisaapprovedimporterandexporterforvariousgoodsandtechnic.atpresent,ouradvantageousfieldischemicals

akdoptical brightener

shanghai bi-bridge international trade co., ltd--akdoptical brightener|cationic dyestuff|basic dyestuff

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