双汇发展：两家联营企业主要从事液体大豆浓缩蛋白和干粉类大豆分离蛋白的生产与销售

Group 1 - The core viewpoint of the article is that Shuanghui Development (000895) has clarified its association with two joint ventures involved in the production and sales of soybean protein products [1] Group 2 - The joint ventures mentioned are Danisco Shuanghui Luhe Soybean Industry Co., Ltd. and Danisco Shuanghui Luhe Food Co., Ltd. [1] - These companies primarily focus on the production of liquid soybean concentrate protein and dry powder soybean isolate protein [1]