... knowledge.Over 10 years experience, we promise the high quality, specialized in plastic/paper packaging products.First Class Service, we will ... ,can pack the food directly2,good airproof and moisture resistance3,food grade,non-toxic,eco-friendly4,suitable for high-speed automatic packing ... 3 parts:Laminated flexible packaging products of food grade:1. Retort pouch or bag,food grade,121°C,125°C,138°C ...