Dongying Dongda Machinery Manufacturing Co., Ltd. is a professional manufacturer of petroleum drilli...
In the development of more than a decade, a product system has been formed, mainly consisting of wel...
1、 Company ProfileDongying Dongda Machinery Manufacturing Co., Ltd. is located in Dongying City, the...
According to China Petrochemical News, a group of cutting-edge technologies and innovative achieveme...
We have purchased several high-precision equipment such as VB-825A and NBP-1000A vertical machining ...
Company Honors...