Dongying Guanzhong Petroleum Science and technology Co., Ltd. is located in Dongying, a beautiful city in Shandong Province in China. We integrate production and sales as a whole, with self- management import and export rights.

The head office of our company is located at No.8508 Room , Qilong Building , Xisan Road, Dongying Shandong . Our company has 368 employees, including 80 professional and technical personnel. It has registered capital of 150 million Yuan, floor area of 266,400 square meters .

Our main products are petroleum equipment, such as sucker rods, pony rods, polish rod,couplings, tubings, mud pumps and so on.We have got our API 11B Certificates for sucker rods, pony rods ,polish rod and couplings in 2007. All of our products have passed the evaluation of ISO9001 quality management system certification, ISO14001 environmental management system certification and ISO 18001 occupational, health and safe management system certification

Our company would like to accept the special orders and to develop new products according to customer's requests. Under the policy "friendship, equality and mutual benefit", We have built good relationships with our customers from Hong Kong, Singapore, Malaysia, Indonesia, the Middle East, Africa, Canada, etc and we also welcome all customers over the world to cooperate