Professionally in the packing materials industry with some hundreds clients cases more than 15 years since 2007 particular in E-commerce packing field,familiar with poly mailer,bubble mailer, packing list envelopes,cardboard envelope,packing tape, label sticker,stretch film,waybill; I can povide with packing solution, design solution,cost-saving solution with a positive outlook, fast learning capabilities, and good communication skills.Worked with DHL,Fedex,UPS,Staples Brand directly; My email is ray@bestenpack.com/ray@soonpac.com