... strong airtightness ,property and tenacity, high penetration resistance.)The useful of tubes:1).D13mm tube: suitable for sample ... Cement Co., Ltd is located in Guangdong Province,China.We are engaged in soft plastic tube packing,which ... and so on.Packing: PP bag packed,then in standard export cartons,carton size:67*53*43cm, ... :Europe,North America, South-east,Asia the picture of Shanghai exhibition