RZBC group is the professional producer of the citric acid which has the national technology center, post-doctor work station, and the citric acid analysis test center in China. The company is dedicating to the work for production, R&D and sales of citric acid and citrates field and the products are widely used for food, beverage, pharmaceutical, chemical, cosmetics, detergent and other industries. And RZBC is becoming the professional citric acid manufacturer which has advanced production technology, big production capacity and good product quality in China, even all over the world.