ECLASS Version 11.1 (cn)
- 13 研发（服务）
- 14 物流（服务）
- 15 维修（服务）
- 15-01 Information-, communication technology (maintenance)
- 15-02 Multimedia-, repro-, photographic technology (maintenance)
- 15-03 Tool (maintenance)
- 15-04 Soldering, welding (maintenance)
- 15-05 Building services engineering (maintenance)
- 15-06 Machine element (maintenance)
- 15-07 Office equipment and fixtures (maintenance)
- 15-08 Office technology (maintenance)
- 15-09 Electric engineering device, machine (maintenance)
- 15-10 Fluid technology (maintenance)
- 15-11 Electrical measurement and control technology (maintenance)
- 15-12 Robotics, handling technology (maintenance)
- 15-13 Road vehicle (maintenance)
- 15-14 Civil aircraft (maintenance)
- 15-15 Rail-bound vehicle (maintenance)
- 15-16 Water vehicle (maintenance)
- 15-17 Agricultural machine (maintenance)
- 15-18 Home economics, home technology (maintenance)
- 15-19 Furnishing, installation for laboratory (maintenance)
- 15-20 Laboratory equipment (maintenance)
- 15-21 Apparatus for process engineering (maintenance)
- 15-22 Fluid flow engine (maintenance)
- 15-23 Materials-handling a. storage technology (maintenance)
- 15-24 Surface technology (maintenance)
- 15-25 Manufacturing machine, equipment (maintenance)
- 15-26 Processing installation, -machine (maintenance)
- 15-27 Test machine, test system (maintenance)
- 15-28 Industrial piping (maintenance)
- 15-29 Industrial fitting for piping (maintenance)
- 15-30 Work clothing, protective clothing (maintenance)
- 15-31 Technical safety equipment (maintenance)
- 15-32 Special machine for industrial manufacturing (maintenance)
- 15-33 Packing material (maintenance)
- 15-34 In-vitro diagnostic (maintenance)
- 15-35 Energy generation plant (maintenance)
- 15-36 Medicalengineering
- 16 食品，饮料，烟草制品
- 17 机器，机组（特殊应用领域）
- 18 矿山、冶金、轧制及铸造设备
- 19 信息、传播和媒体技术
- 20 包装材料
- 21 厂房设备，车间设备，工具
- 22 建筑技术
- 23 机器元件，紧固件，五金件
- 24 办公材料，办公设备，办公技术，文具纸张用品
- 25 一般服务
- 26 能源，提取产品，二次原料和残留物
- 27 电气、自动化和过程控制技术
- 28 汽车技术
- 29 家政，家政技术
- 30 辅料，添加剂，清洁剂
- 31 聚合物
- 32 实验室材料，实验室技术
- 33 设备（总成）
- 34 医疗产品
- 35 半成品，材料
- 36 机器，机组
- 37 管道技术
- 38 无机化学药品
- 39 有机化学药品
- 40 工作安全，事故防护
- 41 营销
- 42 体外诊断技术
- 43 光学
- 44 机动车
- 45 人类及动物药用产品，植物保护以及活性剂
- 46 服装和纺织品
- 47 身体护理和身体卫生
- 48 运动，游戏，休闲
- 49 公共安全和防御技术
- 50 家具，家居设备
- 51 Fluid power
- 90 临时类（未归类）