Shandong Zhong Ye Petroleum Machinery Co., Ltd. was founded in 2009 and has total investment of 780 million Yuan. Our company covers an area of 300mu. We are a large-size seamless tube production enterprise and are located in economic technical development zone of Liaochen in Shandong Province. Our company enjoys excellent position and convenient transportation. The first period project of our company has been completed and put into production. We establish a standard steel structure ...   |