Qingdao Free Trade Zone United International Inc. specializes in the research and manufacture of
2,3-Butanedione, Butane-2,3-dione, Diacetyl CAS: 431-03-8 Diacetyl
contact person:kevin wang
Qingdao FTZ United International, Inc.
18f Huaren International Building,2A Shandong Road,Qingdao City,China
tel:0086-532-86069596,83891505~09
fax:0086-532-83893695/83893696
Email: [email protected]; [email protected]; [email protected]