Shuguang  Food, originated in Northeast China, with black soil quality. The raw materials for the five grain noodles produced by the company come from the northern region. The northeast region has a temperate monsoon climate, flat terrain, and the land is humus soil that has been impacted by rivers for many years. The soil layer is deep and rich in organic matter. It is a nationally renowned black soil with good soil characteristics and high fertility, which is very suitable for plant growth. The Northeast region has a high latitude, a large temperature difference between day and night, low winter temperatures, fewer pests and diseases, and low pesticide residues.