一体化战略是企业实现规模扩张、提升核心竞争力的重要发展路径，分为横向一体化与纵向一体化两大核心类型。本文以海尔集团一体化战略实践为例，系统剖析其横向一体化的并购与合作模式、纵向一体化的产业链整合路径，探究一体化战略对海尔集团经济效益、品牌影响力、多元化发展的影响，并指出战略实施中面临的管理与运营挑战。研究结果表明，一体化战略能有效推动企业实现全球化布局与产业链升级，但需匹配资源整合能力与风险管控体系。最后针对海尔集团提出优化供应链、强化创新研发等战略建议，同时为其他企业实施一体化战略提供本土化、差异化的实践启示。

Integration strategy is an important development path for enterprises to achieve scale expansion and enhance core competitiveness, which is divided into two core types: horizontal integration and vertical integration. Based on the relevant theories of enterprise integration development, this paper uses SWOT and PEST analysis tools, combined with the practical case of Haier Group's integration strategy, systematically analyzes its M&A and cooperation model of horizontal integration and industrial chain integration path of vertical integration, explores the impact of integration strategy on Haier Group's economic benefits, brand influence and diversified development, and points out the management and operation challenges faced in the strategic implementation. The research results show that the integration strategy can effectively promote enterprises to achieve global layout and industrial chain upgrading, but it needs to match the resource integration capacity and risk control system. Finally, strategic suggestions such as optimizing the supply chain and strengthening innovative R & D are put forward for Haier Group, and at the same time, localized and differentiated practical enlightenment is provided for other enterprises to implement the integration strategy.