Nantong Feiyu Food Technology Co., Ltd. (formerly Nantong Feiyu Fine Chemicals Co., Ltd.) was established in 1992. (Hereinafter referred to as Feiyu). Feiyu covers an area of nearly 10,000 square meters and has registered capital of 8 million RMB. Feiyu has been rated as high-tech enterprise and private technology enterprise of Jiangsu Province. At the same time, it maintains a good industry-university-research cooperative relationship with Jiangnan University and East China University of Science and Technology. Feiyu passed the Citrate export enterprise qualification in 2004, and specializes in the production of pharmaceutical grade and food grade Citrate, Malate, Gluconate, Lactate and Carbonate. Feiyu products can meet the quality standards of CP, USP, BP and other pharmacopoeia. Feiyu has participated in the drafting of national standards for Citrate products many times, and has 6 independent invention patents and 30 utility model patents. The quality of many products produced by Feiyu is much higher than the national and industry standards. Nine products of Feiyu have been identified as a high-tech products by Jiangsu Provincial Science and Technology Department. Feiyu has always adhered to the long-term stability of product quality and customer first service concept. At present, the export volume of the company's products accounts for 80% of total sales, and the domestic share is 20%. Feiyu products have won the approval of many well-known enterprises at domestic and abroad due to good chemical, physical and biological stability. Feiyu has established long-term and stable cooperative relationships with many well-known enterprises.