Since its founding in 1999, QI ' E Group has always viewed quality as the cornerstone of the company's success, adhering to the highest industry standards for all our products, including oil extraction, leaching, and oil refining equipment. Our production processes strictly conform to the ISO9001:2000 quality management system, allowing us to produce Class I and Class II pressure vessels that meet stringent safety and reliability benchmarks. With continual upgrades and innovations based on nationally patented technologies, our product range not only delivers superior performance, efficiency, and environmental friendliness but also demonstrates remarkable stability and reliability in real-world operations. This effectively guarantees safety in production and optimizes return on investment. Thanks to these technological advantages, we have made significant progress in mechanical design, grain and oil processing, and other crucial sectors, earning widespread market recognition. Moreover, QI ' E Group offers comprehensive after-sales services—from design and installation to technical support—ensuring that our customers' equipment operates reliably and efficiently over the long term, while minimizing risks. Our unwavering commitment to quality, coupled with our expansive global sales network, enables us to foster mutual success with all of our customers and partners.