QINGDAO TIANYU SEAWEED CO., LTD was established in 1995, and has more than teen years of experience on producing PGA ( PROPYLENE - GLYCOL ALGINATE), sodium alginate, mannitol and iodine which are widely applied in many industries including printing, dyeing, textile, pharmaceutical, food, daily cosmetics, agriculture, paper making, and organic synthesis. The company had passed certification of ISO9001 quality system. The products are now being sold to most areas of China and have a good reputation. We had obtained self-support right of import &export, so our products are also being sold to more than ten foreign countries such as Japan, America, Norway, Korea and Germany, Italy, Thailand, Turkey, Indonesia, Denmark and enjoy great popularity. In addition, we also have established a long term supply relationship with them. Our company occupies a land area of 65 thousand square meters and has more than 500 staff among which 100 are technologists. We have five sole producing lines for sodium alginate, PGA, mannitol and iodine, two for sodium alginate, one for PGA, one for mannitol and one for iodine. Our products are leading to the same products for we make full use of good nature, superior quality of water resource and special producing process. The company and manager pay more attention to quality attach and importance to the principle of good faith. We try our best to supply excellent service to every customer.