Is regional preference legal?

Relevant information shows that geographical optimization is legal. Geographical Optimization Agricultural Products Sales Co., Ltd. was established on 20 19-09-02 with a registered capital of 2 million yuan. The legal representative is Long Peiqun, and its business status is continuous. The industrial and commercial registration number is 5 10600 1224526. Food management; Storage services (excluding dangerous goods); Ordinary freight. For specific information, please pay attention to official website for first-hand authoritative information.