| In June 2012 | the introduction of strategic investors, the successful financing of 60 million yuan; |
| In December 2011 | was formally adopted by the municipal Medical Polymer Materials Engineering Technology Research Center accreditation; |
| In 2011 | got the honorary title of "China's top ten famous brand", "China's top ten best-selling brands; |
| In December 2010 | have been identified as high-tech enterprises; |
| In 2010 | established Shandong Jihai Huayuan medical Technology Co., Ltd., Shandong Jihai Huatai Medical Additives Co., Ltd.; |
| In October 2010 | the acquisition of Zibo Huayuan Medical Materials Co., Ltd.; |
| In July 2010 | the company's shares traded in Tianjin Equity Exchange; |
| In May 2010 | established Shandong JIhai Medical Technology Co., Ltd., change into joint-stock enterprise; |
| In 2009 | through the ISO13485: 2003 quality management system certification of medical devices; 2007, passed the ISO9001 quality system certification; |
| In 2003 | established Zibo Dongda Medical Rubber & Plastic Co., Ltd. |
