Qingdao Good Prosper Imp.&Exp.Co.,Ltd. Qingdao Good Prosper Imp. & Exp. Co., Ltd. (Good Prosper) is a comprehensive trading company specializing in agricultural products and byproducts. Mainly engaged in the following products: corn gluten feed; corn gluten meal; amino acid; edible starch, such as corn starch, wheat starch; sorbitol; dextrose; soybean protein, pea protein etc. Since company established in 2004, we have built stable business relationships with clients from all over the world, especially in Japan, South Korea, the Middle East, Southeast Asia, and European Union.