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| English | Chinese |
| Lagging material and insulation, gland packing for piping | 护层隔热材料和绝缘，管线压盖填料 |
| packing material | 用作填料的材料 |
| sheet packing, lagging material for piping and flexible joint, HVAC ducts Ducts are used in heating, ventilation, and air conditioning | 管子和挠性连接的薄板填料和护层隔热材料，HVAC 导管用于供暖， 通风和空调设备的导管 |