weifang donghang precision machinery co., ltd is a comprehensive new hi-tech enterprise which integrates research and development. production, marketing and after-sale service of printing equipemnts and post-printing devices into one. the company has passed the certification of the quality control system of ISO9001:2000. donghang brand is the famous one of shandong province.and both its flexographic press and multi-color press have passed the certifacation of CE. what&＃039;s more donhang owns seven patents along with several patents under appraisal