China Ruian Fangda envelope, paper bag making machine Co., Ltd is a company which professionally produces the series of the full-automatic envelope, paper bag making and gumming machines. The provisions are Automatic Envelope Making Machine, Envelope Adhesive Tape Sticking Machine and so on. We insist of credit standing first and customer top. From the installation, testament, upkeep and after-selling service, we provide the customers the most useful technological support.