... usually cylinder, square, fold, cone and so on.The quality of product has reached the national ... proof and water-proof, dust-proof and so on.Loops: cross corner loop, double stevedore strap, ... bottom, flat bottom, with bottom rope and so on.Our products are widely used in packing fertilizer, ... customer should undertake the sample postage. Fast delivery on time and long time on line services. PP Jumbo bag ...