www.aspringcollet.com

HENAN BON INDUSTRIAL(CHEMICAL) CO.,LTD

In 2011 we entered the fine chemical market of Noble Metal Catalyst ,Organic Phosphine Ligands and OLED intermediates.With the joint efforts of our senior experts and professional technicians,Bon-chem…

Room 801,Building 6,Qingnian Road,Zhengzhou,450000,China, Zhengzhou, China
2019-09-03