The State Post Bureau launches a yearlong campaign this month to crack down on excessive packaging and promote more environmentally friendly package wrapping. Please choose all those related appropriate translation. A: Logistics companies must draw up packaging standards and train couriers to wrap packages accordingly to reduce waste and avoid over-packaging. 物流公司应制定包装标准，培训快递员按规定进行包装，以减少浪费，避免过度包装。 B: Companies can choose green packaging materials from an approved list and establish a standard way to wrap parcels. 企业可从国家认可的清单中选择绿色包装材料，建立快件包装标准流程。 C: The guideline also requires companies to deliver parcels appropriately, banning behavior such as tossing and stamping on parcels. 办法要求寄递企业规范操作和文明作业，避免抛扔、踩踏等行为。 D: Companies are also being encouraged to use recyclable multiuse boxes to transport and deliver items. 鼓励企业使用可循环多次使用的包装物来运送和投递物品。