3706 Installation and repair of machinery and electrical equipment (Class 37 similar group): items and numbers

Notes on similar group 3706

Official notes (CNIPA Table of Similar Goods and Services, 2026 text; J&C reference translation)

The services in the different parts of this similar group are not similar to one another.

Practice notes (J&C)

This group has three parts, which are not similar to one another: (1) installation, maintenance and repair of electrical appliances, office equipment, air conditioning, kitchen equipment, machinery, etc.; (2) removal of interference on electronic equipment; (3) installation and repair of medical devices. Home-appliance after-sales repair uses Part (1) as its core, and elevator installation and repair is in 3718 (practical tip). No additions or deletions to this group in 2026.

Applies to the 2026 edition · Published 2026-10-09 · Reviewed 2026-10-09

Data version: CNIPA Table of Similar Goods and Services, 2026 text (based on the 13th edition of the Nice Classification, NCL 13-2026, in force since 1 January 2026). Chinese terms, groups and numbers follow the official text; English and Spanish terms are taken from WIPO, while CNIPA-specific items (C numbers) carry reference translations, whose English was fully revised on 8 October 2026. NCL 13-2027 enters into force on 1 January 2027. Selected reference translations were revised on 13 October 2026.

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Class	Group	Item No.	Chinese	English
37	3706（一）	370148	防洪设备的安装和修理	installation and repair of flood protection equipment
37	3706（一）	370150	墨盒的再填充	refilling of ink cartridges
37	3706（一）	370168	与计算机硬件安装、保养和修理有关的信息技术咨询	information technology consultancy relating to installation, maintenance and repair of computer hardware
37	3706（一）	370028	空调设备的安装和修理	installation and repair of air-conditioning apparatus
37	3706（一）	C370004	浴室设备的安装和修理	installation and repair of bathroom equipment
37	3706（一）	370116	计算机硬件安装、维护和修理	installation, maintenance and repair of computer hardware
37	3706（一）	370003	电器的安装和修理	electric appliance installation and repair
37	3706（一）	370078	冷冻设备的安装和修理	freezing equipment installation and repair
37	3706（二）	370117	清除电子设备的干扰	interference suppression in electrical apparatus
37	3706（一）	370053	灌溉设备的安装和修理	irrigation devices installation and repair
37	3706（一）	370035	厨房设备安装	kitchen equipment installation
37	3706（一）	C370005	照明设备的安装和修理	installation and repair of lighting apparatus
37	3706（一）	370058	机械安装、保养和修理	machinery installation, maintenance and repair
37	3706（三）	C370002	医疗器械的安装和修理	installation and repair of medical apparatus
37	3706（一）	370014	办公机器和设备的安装、保养和修理	office machines and equipment installation, maintenance and repair
37	3706（一）	370118	修复磨损或部分损坏的发动机	rebuilding engines that have been worn or partially destroyed
37	3706（一）	370119	修复磨损或部分损坏的机器	rebuilding machines that have been worn or partially destroyed
37	3706（一）	C370003	卫生设备的安装和修理	installation and repair of sanitary equipment
37	3706（一）	370130	鼓粉盒的再填充	refilling of toner cartridges