Shandong Luhai Petroleum Equipment Co., Ltd. is a professional manufacturer specializing in the production and processing of oil drilling equipment, tools and accessories. The annual investment in technology research and development exceeds 6 million yuan, and the investment in talents training exceeds 2 million yuan. The introduction of a large number of technical talents and the implementation of a series of technological innovations have enabled the company to build its core competitiveness for development. In recent years, they have independently developed four types of more than 30 kinds of new products, such as screw drilling tools, turbo drilling tools, logging tools, and trackers. The company also actively cooperates with various petroleum universities and scientific research institutes in China. The PDC series of drill bits co-developed by China University of Petroleum has been put into the market in batches, and its technical parameters and life expectancy have surpassed domestic similar products. They have compiled 16 quality inspection procedures based on 46 national and industry standards. They are equipped with advanced detection equipment such as ultrasonic flaw detectors, magnetic particle flaw detectors, universal testing machines, and impact testing machines to ensure that each manufactured product reaches its optimum level. Rubber Gasket,Rubber Door Seal,Door Rubber Seal,Rubber Strip Seal HEBEI JIEXING RUBBER SEALS CO.,LTD , https://www.jiexingrubber.com