About us

2004            Qingdao Benzo was registered in JiaoZhou and constructed new factory.

2005            Construction of new factory is finished and Benzo began production.

2006            Benzo passed the re-check of ISO 9001 Quality Management System.

2007            Main body of Benzo was moved to new factory in JiaoZhou.

2010            Benzo purchased SiChuan University homogeneous catalyse institute and set up ChengDu XinHuaYuan Science and Technology Limited Company.

2011            WeiFang Benzo was registered and constructed new factory at ChangYi district.