| Chengde Rehe-KROHNE 20 years history | |
| 1988 | Imported H27 metal tube filowmeter from KROHNE. |
| 1991 | Chengde Rehe-KROHNE was established, the main production was the H series and the DK series flowmeters. |
| 1993 | The company registered capital reached to 41,316,800 yuan, China and Germany hold shares change of 49.72% and 50.28%, respectively, a joint venture of years extension to 30 years. |
| 1993 | Imported DW series flow switch. |
| 1994 | Produced H29 metal tube float flowmeter. |
| 1995 | Produced H54 and DK38 metal tube float flowmeter. |
| 1995 | The company moved to the Chengde High-Tech Development Zone, the new plant put into use. |
| 1995 | Development DK39 small flowmeter, filled the flow space of the H series and DK32. |
| 1996 | Passed the ISO 9002 Quality Management System certification. |
| 1996 | Produced H250 metal tube float flowmeter. |
| 1997 | Produced DWM1000 and DWM2000. |
| 1998 | Produced BW25 andVFM1091K. |
| 1998 | Produced BW17. |
| 1998 | Produced BW26. |
| 1999 | Passed the ISO 9001 Quality Management System certification. |
| 2000 | Produced BW34. |
| 2000 | Produced BW51. |
| 2001 | Implement ERP. |
| 2001 | Held CRK 10 anniversary celebration ceremony. |
| 2002 | Implement kingdee software system, realize financial computerization. |
| 2005 | Passed PED certificate issued by the Germany TüV. |
| 2005 | DWM2000 software, ESKⅡ-Z type software, VFM1091G software and VFM5090G software got software product certification. |
| 2006 | Beijing branch established. |
| 2006 | Produced KPM baffle flowmeter. |
| 2006 | Obtain type approval certificate issued by China Classification Society. |
| 2006 | Held CRK 15 anniversary celebrations. |
| 2006 | Produced BM70X. |
| 2006 | Produced DK800/VA40/VA45/GA24. |
| 2007 | Produced OPTIWIRL4070. |
| 2007 | Production of new temperature measurement. |
| 2008 | KROHNE Group Quality Conference held in CRK. |
| 2008 | Held beidaihe meeting, put forward a long period goal in the future. |
| 2009 | Built a new plant. |
| 2009 | Held Beijing meeting to discuss under the financial crisis, CRK should take market strategy and tactics. |
| 2010 | Mr.ChenJianlong as the Board of Directors of the joint venture. |
| 2010 | Held Beidaihe meeting. |
| 2011 | Held CRK 20 anniversary celebrations |
| 2012 | Completed sales of 260 million yuan, the victory to achieve the objectives of the board. |
| 2013 | Breaking the inherent sales model, the implementation of the eight regional sales management, large regional offices in the local recruitment, recruitment of home sales engineers. |
| 2014 | ERPLN and CRM are officially launched. |
| 2015 | CRK Board of Directors made a resolution to extend the joint venture company for 20 years. |
| 2017 | Started production of intelligent gas turbine flowmeter. |
| 2018 | Obtained by the German TüV ISO 9001 quality management system, ISO 14001 environmental management system and OHSAS 18001 occupational health and safety management system certification. |