Qingzhou Guangda Chemicals Co.,Ltd. is located in Qingzhou-the beautiful city of Shandong province,China,with convenient transportation,which is near Qingdao port for importing and exporting affairs.

Specialized in research, manufacturing and saling of dyes and paper making agent,our main product is Thiourea Dioxide,Thiourea&FAS. Our company owns a brave and high-quality team with advanced production and relative equipments which can guarantee the products' high quality.We have our own experience of over 10 years for overseasales in storing,packing,shipping and spare no efforts to provide service in full ranges for our clients.