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Changjiang (Yangzhong) Electric Desalting Equipment Co., Ltd (hereinafter refer to as CEDEC) a full service engineering technology company that specializes in providing design, consultation, engineering, fabrication, and construction services, and proprietary equipment for the onshore/offshore oil field tri-phase testing separator package for crude oil, natural gas and water separation, the onshore/offshore oil field free water separator package, onshore/offshore crude oil heat treater package, the onshore/offshore oil field high voltage electrostatic separating package, the onshore/offshore oil field polluted water treater package, oil refineris crude oil high voltage electrostatic desalting equipment.
As a national high-tech enterprise, with AAA credit standing, it has pressure vessel design qualification of ¢ñ,¢òclassification and special installation contract qualification for petrochemical equipment and pipe, and has been appraise as a ¡°trustworthy unit strictly abiding by contract¡± for twelve years.
It was qualified as ISO9001 in the Design, Engineering, Manufacture, Supply & Services. In order to ensure that all work is carried out in a manual which provides the highest quality of service, the company has put into effect the Quality System. This complies with the requirements of ISO9001. And it passed the ISO14000 international environmental system certification in 2004.
CEDEC can offers customers a lump sum, sole-source engineering, procurement and construction package, including complete responsibility for all aspects of a project from conceptual design, through modular and conventional construction, to start-up and operator training. Our goal is to deliver your project on schedule and within budget, while achieving optimal operating efficiency and throughput.
The related certificates of our company are list as following:
1. Business license of Three Star
Three-Star Chemical Co., Ltd is established in 2000. Changjiang (Yangzhong) Electric Desalting Equipment Co., Ltd is a subsidiary company of Three-Star.
2.Business license of CEDEC
CEDEC is established in 1988, with its a company duly organized and existing under the law of P.R.China having registered office at Shajiagang, Yangzhong City, Jiangsu Province.
3. AAA grade credit certification of Three-Star
As an enterprise with AAA credit standing, Three Star has been appraised as a ¡°trust worthy unit strictly abiding by contract ¡± for twelve years.
4. quality management system Certificate


The company is qualified as ISO9001 in the Design, Engineering, Manufacture, Supply & Services.
5. certificate of pressure vessel design

The company are qualified to design the¢ñ,¢òclassification pressure vessel
6. contract certification for installation of petroleumchemical pipe and equipment

CEDEC can offers customers a lump sum, sole-source engineering, procurement and construction package, including complete responsibility for all aspects of a project from conceptual design, through modular and conventional construction, to start-up and operator training.
7. High-tech enterprise certificate


As a national high-tech enterprise in China, CEDEC owned many patents, and can independently design, fabricate, testing and research and oil-water separation and high voltage electrostatic separation. The company attaches great importance to technical innovation and established long-term relationship with many universities and institute.
8. Det Norske Veritas Certificate



CEDEC can offers customers a lump sum, sole-source engineering, procurement and construction package, including complete responsibility for all aspects of a project from conceptual design, through modular and conventional construction, to start-up and operator training. It established long close relationship with the third party inspection authority, such as DNV, CCS. Hereinabove is three certificates of Electric Desalting package.
9.environmental management system certificate


The company attaches great importance to environmental protection work and is active in boosting the sustainable development.