Information List
On June 4, 2023, Uzbek clients came to DSY company for technical communication and made field visits to the oilfield chemical engineering center (OCEC) and production base. DSY company's copo...
AddTime：2023-06-05 09:49:32
On May 25,2023, drilling fluid experts and supply chain experts from Oman International Petroleum & Energy Services Co LLC reached our company for technical exchanges and business negotiati...
AddTime：2023-05-31 17:09:41
- DSY Made Significant breakthrough In The Research of Viscosifier for High-temper...AddTime：2023-12-18 15:36:13
- Uzbekistan clients come to DSY company for te...AddTime：2023-06-05 09:49:32
- Oman Merchants Visited Deshunyuan Company for CooperationAddTime：2023-05-31 17:09:41
- DSY company has obtained two more national in...AddTime：2022-07-12 11:00:18
- Another National Invention Patent Has Been AuthorizedAddTime：2021-09-27 10:11:59
- Company Held Spring Fire DrillsAddTime：2021-03-15 14:09:00
- Deshunyuan Company Successfully Added SMP-1 and SMP-3 to the Quality Certificate...AddTime：2021-01-28 15:20:49
- Deshunyuan Company Held the 2020 Annual Work Report Meeting of Middle-level Mana...AddTime：2021-01-18 10:20:32
- Another National Invention Patent Has Been AuthorizedAddTime：2020-12-30 15:43:36
- Deshunyuan Company Successfully Passed the On-site Inspection of CNPC Product Qu...AddTime：2020-10-30 11:01:14
- Congratulate Shandong Deshunyuan Petroleum Technology Co., Ltd. Zhanhua Branch o...AddTime：2020-10-15 08:35:20
- Another National Invention Patent Has Been Authori...AddTime：2020-10-13 11:25:38
- Warmly Congratulate Shandong Deshunyuan Zhanhua Branch on Passing Safety Product...AddTime：2020-09-16 10:10:47
- The Company Has Successfully Passed Supervision and Audit of the Three System Ce...AddTime：2020-08-19 14:31:55
- Shandong Deshunyuan Petroleum Sci& Tech. Co., Ltd Has Successfully Passed Superv...AddTime：2020-08-14 15:00:30
- Deshunyuan Company Has Signed a Strategic Cooperation Agreement on Training Serv...AddTime：2020-08-05 09:07:12
- Deshunyuan Company has Successfully Passed the First Supervision and Audit of th...AddTime：2020-07-30 14:32:18
- Deshunyuan Held the Work Summary Meeting for the First Half of 2020AddTime：2020-07-22 14:25:49
- Congratulate Deshunyuan Company on Passing the First Supervision and Audit of th...AddTime：2020-07-21 20:45:40
- Shandong Deshunyuan Petroleum Sci& Tech. Co., Ltd Successfully Passed the Extern...AddTime：2020-07-21 11:15:38