Dalian Dragon Win Catalytic Company
Add.: Dalian Songmudao Chemical Industry park, Puwan New District
Tel.:  86-411-87648991
Fax：86- 411-87182511
Post code: 116038

Http:www.dragonwin.net.cn
E-mail: info@dragonwin.net.cn

Pyromellitic dianhydride business:

Mr Liu: 86-13904289785

E-mail:michael.liu@dragonwin.net.cn

Catalyst business:

Mr Liu: 86-13904289785

E-mail:michael.liu@dragonwin.net.cn