qindao free trade zone united international inc. specializes in the research and manufacture of soy isoflavones(5%-95%) soybean isoflavones(5-95%) soy protein isolate, we are iso9001/iso9002 the largest specialized food and feed addivite manufacturer in china and asia. our products are exported to europe, usa, korea and japan, both quality and service gain high reputation from the customers in international and domestic market. contact person:kevin wang qingdao ftz united international, inc. 18f huaren international building,2a shandong road,qingdao city,china tel:0086-532-6069596,3891505~09 fax:0086-532-3893695/3893696 email: kevinwang@teriocorp.com, chinachem001@yahoo.com.cn