The Natural Biological Group Co., Ltd. is a large-scale enterprise engaged in citric acid, starch, and starch sugar products manufacture. The Natural Biological Group Co., Ltd is located in the beautiful coastal city Rizhao, connecting the blue economic zone of Shandong peninsula and Lingang industrial belt in southern part of Shandong province, which is also called the “eastern bridgehead of the new Euro-Asia continental bridge”. Citric acid series products include citric acid monohydrate, citric acid anhydrous, sodium citrate and other citrate products. With an annual total output of 200,000 tons, products have been exported widely to more than 100 countries and regions in the world; the annual output of crystalline glucose series products is 200,000 tons. The Natural Biological Group Co., Ltd. is an emerging enterprise which produces the citric acid, starch, and starch sugar series products, equipped with the most advanced international technology and facilities, the company const