... + valve; 3)bottom: square or gusset 4)Usage:cement,salt etc pp ad star cement bags1) Usage: storage and packaging2) Material: PP3 ... , per customer’ s requestUsageRice, flour, grain, salt, sugar, fertilizer, sand, cement, animal food, food staff, construction material, powder and so on ... B/L)Special RequirementsAs the customers' requirements pp ad star cement bags