Yancheng Jinrui Petroleum Machinery Co., Ltd. (formerly Yancheng Zhennan Petroleum Machinery Factory, founded in 1999). The company covers an area of 20,000 square meters and has 37 sets of various processing equipment; fixed assets of more than 50 million yuan, and annual sales of more than 38 million yuan. The company has convenient transportation and beautiful environment. It is located in the "National Civilized Township", "Top 100 Townships with the Best Investment Environment in the Country", and "National Spark Demonstration Town". Our company has a perfect quality management system and always adheres to the principle of "quality first, customer first" to take the development path of scientific and technological innovation. In 2004, it was rated as "Famous and Excellent Enterprise in Jiangsu Province", "Contract-abiding and Credit-keeping Unit in Yandu District", and "Provincial Integrity Product Enterprise". In 2005, it passed the IS09001:2000 international quality management system certification. Our company is located in Dagang Economic Development Zone, Yancheng City. Ningjingyan Expressway, Yanhuai Expressway, and Ningyan First-Class Highway run through the town. The factory is 1.5 kilometers away from the entrance and exit of Dagang Interchange of Ningjingyan Expressway, and only 20 kilometers away from Yancheng Airport, Port, Xinchang Railway, and National Highway 204 in the east. In recent years, the company has insisted on taking the road of scientific and technological innovation and development, established and improved the product research and development, production and installation, testing and sales, and maintenance service system, continuously increased investment in technical transformation, and accelerated the research and development of technical products. The products have now formed a series of screw drilling tools, blowout preventers, well sealers, packers and other downhole operation tools for drilling and well repair. The company produces a series of screw drilling tools (4LZ503.5-LZ230 7.0) for oilfield repair and drilling. The products are produced in accordance with the professional standard of Sinopec SY/T53831999JL screw drilling tools. The products are sold well in major oil fields across the country and enjoy a high market honor. Looking to the future, the company will provide customers with high-level and excellent services with a rigorous and down-to-earth work style, a pioneering spirit of self-improvement, a frank and simple business philosophy, and high technology as a backing. We sincerely welcome new and old customers to patronize and guide us, and work together to create economic development!