Qingdao Kevina Industry Co., Ltd is a high-tech enterprise integrating R&D, manufacturing, sales, and service. The company is committed to providing custom windows aluminium extrusion, windows accessories and aluminium Extrusion storage rack, windows and door storage rack, one-stop solution for window and door factory all over the world. We have introduced advanced production and scientific research equipment from domestic and abroad (the United States, Germany, Switzerland, Israel, France, etc.), and has full-process intelligence such as aluminum extrusion, spraying, fluorocarbon, wood grain, oxidation, electrophoresis, heat insulation and deep processing. Chemical production line, 1 10,000-ton extrusion press production line. Company with certification of ISO9001 quality management system, IATF16949 automobile production parts and related service parts organization quality management system, ISO14001 environmental management system, ISO45001 occupational health and safety management system, and ISO50001 energy management system.