Shanghai Qihang Package Co., Ltd. is a professional manufacturer of multi-wall sack kraft. Now, we have one automatically pasted valve stepped end bag line and two multi-wall sack lines which are imported from Korea "Wooshin" and Japan "New Long". Our annual output is over 100 million pieces of sacks.Excellent equipment, advanced management methods high quality product make us to be a reliable supplier of worldwide famous companies. We supply various types of products, including pasted valve stepped end bags for cement, self open square bags for rice, sewn...