What would be the best description of horizontal integration?

Horizontal integration is a business strategy where a company acquires or merges with other companies at the same level of the supply chain, typically within the same industry. This approach aims to increase market share, reduce competition, and achieve economies of scale. By consolidating resources and operations, companies can enhance their efficiency and leverage their combined strengths to better serve customers. Overall, horizontal integration can lead to greater market power and improved profitability.