HANFENG BIOTECHNOLOGY CO.,LTD.QINGDAO is located at jiaodong peninsula,close to the sea,has the rich resource of seaweed,our company's mainly business if seaweed processing,our company's seaweed powder using pure natural kelp,undaria pinnitafida,sargassum ulva and other large seaweed.The good raw material guarantee the quality of our seaweed powder.If you have interest,please contact me feel free.
