Established in November, 2003, Dongying Tianrui Petroleum Science & Technology Co., Ltd. is located in Dongying. We are one of Dongying City investment projects. Our company is mainly engaged in the development, manufacture, marketing and technical services oil drilling machinery, tools and accessories.

The company covers an area of 6600 square meters and the floorage occupies 3700 square meters. Currently the company has a general office and two manufacturing shops well-equipped with machining and inspection equipment, such as large scale pipe threading lathe, NC milling machine, NC lathe, engine lathe, miller, Drilling machine, sawing machine, mechanical disassembling equipment, ultrasonic detectors, thread gauges and so on. Fixed asset reaches more than 900 million Yuan.

After 2 years of technological breakthrough, we have developed several technical products which include The hydraulic ascension equipment, sea and hoisting device, open-window tools, packer, efficient sets of grinding milling tools, inclined shaft tools, drilling and completion tools. They had a good result in sites and got users' trust.

We sincerely welcome friends from all over the world to cooperate with us and create a bright future together.

Our company is mainly engaged in the development, manufacture, marketing and technical services oil drilling machinery, tools and accessories. We sincerely welcome friends from all over the world to cooperate with us and create a bright future together.