... and pupular in most developed and developing countries2 PP material is more resistant to be scratched3 Water-proof, oil-resistance ... weight, save material, can be recycled use, good material to replace bamboo mats5 Antistatic, can be used in electronic industry, ... Acid-resistant, alkali-resistant, non-poisonous and no harm to human body7 Suitable for advertisement, promotion, gift, shopping and ...