Products have been sold to China's Sinopec, PetroChina, CNOOC's various oil fields and major oil rig manufacturers
Yangzhou Dazheng Petroleum Technology Co. Ltd.
Contacts:Jin Long Ren
Mobile phone:15605271379
Telephone:0514-87774108
Fax:0514-87774108
Mail:renzunwen@163.com
Address: No. 217, West Development Road, Yangzhou
Digital integrated controller
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