Qingdao Hongshun Seaweed Co., Ltd. is a seaweed chemical enterprise integrating production and sales. The company is located in huangdao District (former Jiaonan City), Qingdao City, Shandong Province, which is the largest sodium alginate production base in China. The main products include: printing and dyeing grade sodium alginate, food grade sodium alginate, seaweed powder, potassium alginate, algae polysaccharide, algae organic chemical raw materials, organic water-soluble fertilizer, printing and dyeing auxiliaries, algae feed, algae products, algae chemical products and so on. Products are widely used in printing and dyeing, textile, food, health care products, medicine, environmental protection, construction, daily chemical, dairy products, beer, beverage and other fields, as thickening agent, emulsifier, stabilizer, adhesive, sizing agent and so on