We are Shenzhen Pack Technology Co., Ltd.undefined based in Shenzhen, China. We are member of TradeKey.com since May, 2015. Our business is related to Packaging & Printing industry and we specifically deal in postal insulation. Please find our product details below: Minimize shipping costs and carbon emissions silver bubble foil envelo Shenzhen Pack Technology Co., LTD, specializes in the development, production, sales and service of color print packaging, esd packaging, postal packaging & thermal insulation products. Protective postal packaging silver bubble foil envelope Shenzhen Pack Technology Co., LTD, specializes in the development, production, sales and service of color print packaging, esd packaging, postal packaging & thermal insulation products. Thank you for taking time to go through our business profile. If there are any questions, inquiries or comments, please feel free to contact us.