ABOUT USDongying Weite Petroleum Equipment Co., Ltd. is now located in Dongying high tech Industrial Development Zone. Founded in December 2014, the company is a manufacturer mainly engaged in petroleum equipment manufacturing and technical services in Dongying area.The main products are: internal blowout prevention tools, including drilling tool check valve (arrow check valve, float valve, ball check valve), plug valve (top drive plug valve, Kelly lower plug valve, oil casing plug valve), splash proof valve, bypass valve, drilling tool check valve jacking device, lower casing circulation, grouting device, and other petroleum tools and accessories, and developed an industry-class high-pressure and low torque opening plug valve; The company has developed pneumatic hydraulic pump, hydraulic booster, electric pump, high-precision servo pump, high-pressure stop valve, high-pressure single flow valve, high-pressure overflow valve and other high-pressure related products. The manual ultra-high pressure water anti pollution valve, pneumatic ultra-high pressure water anti pollution valve, hydraulic ultra-high pressure water anti pollution valve, electric ultra-high pressure water anti pollution valve and hydraulic pressure test system developed by Longyuan with independent intellectual property rights. The maximum pressure of the static pressure hydraulic test machine and explosion test machine can reach 1000MPa and the frequency of the pulse test machine can reach 50Hz. Now it is widely used in Shengli, Central Plains, southwest and Xinjiang. It is also supporting top drive manufacturers such as Jinghong and Beishi, with complete varieties and reliable quality.In recent years, based on the original technical personnel, the company has cooperated with major colleges and universities to continuously develop and expand the strength of the company, with more than 30 full-time