Zhang Baoshan iron stick yam powder is authentic. Zhang Baoshan iron stick yam powder is made from iron stick yam in Jiaozuo, Henan. After 28 ancient methods, 7 kg of yam only needs 1 kg of yam powder, and it is cooked finely. You can enjoy it in warm water for one minute. It's super convenient to drink yam, so you don't have to worry about itchy hands when touching yam.
I hope the above information can help you.