... .,Ltd is a professional manufacturer of any kinds of envelopes ( peel and seal ,self adhesive, ect) ,envelope making machines,cd sleeves/ ... stamping & die cutting machine ect.Jinyou Envelope’s materials,quality and price:Most of our materials bought from “Stora Enso” which ... envelopes from us is that we offer high quality goods and service with reasonable price. Also most Chinese envelopes-making ...