4220 Computer programming and related services (Class 42 similar group): items and numbers

Notes on similar group 4220

Practice notes (J&C)

This group is software design, software as a service (SaaS), platform as a service (PaaS), cloud computing, website hosting, data storage, information-technology consultancy, artificial intelligence as a service (AIaaS, added in 2026), etc.; there are no official notes.

Note for software businesses: this group is services, downloadable software is in 0901 of Class 9, online-advertising platforms are in Class 35, and communications transmission is in Class 38; research in the field of artificial intelligence is now in Part (1) of 4209 (practical tip).

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
42	4220	420286	用于数据处理的软件工程服务	software engineering services for data processing
42	4220	420295	区块链即服务（BaaS）	blockchain as a service [BaaS]
42	4220	420296	虚拟环境托管	hosting virtual environments
42	4220	420299	未配置的用户可编程拟人机器人的出租	rental of user-programmable humanoid robots, not configured
42	4220	420300	提供在线不可下载的计算机软件	providing online non-downloadable computer software
42	4220	420302	区块链上智能合约的计算机编程	computer programming of smart contracts on a blockchain
42	4220	420303	基于虚拟现实工作协作的软件平台托管	hosting software platforms for virtual reality-based work collaboration
42	4220	420304	照片数字化（扫描）	digitization of photographs [scanning]
42	4220	420305	智能眼镜出租	rental of smartglasses
42	4220	420315	人工智能即服务（AIaaS）	artificial intelligence as a service [AIaaS]
42	4220	420229	通过云计算提供虚拟计算机系统	providing virtual computer systems through cloud computing
42	4220	420141	计算机硬件设计和开发咨询	consultancy in the design and development of computer hardware
42	4220	420090	计算机编程	computer programming
42	4220	420197	计算机程序复制	duplication of computer programs
42	4220	420083	计算机出租	computer rental
42	4220	420235	计算机安全咨询	computer security consultancy
42	4220	420176	计算机软件维护	maintenance of computer software
42	4220	420140	计算机软件更新	updating of computer software
42	4220	420204	计算机软件咨询	computer software consultancy
42	4220	420177	计算机系统分析	computer system analysis
42	4220	420194	计算机系统设计	computer system design
42	4220	420232	计算机技术咨询	computer technology consultancy
42	4220	420206	计算机病毒的防护服务	computer virus protection services
42	4220	420198	把有形的数据或文件转换成电子媒体	conversion of data or documents from physical to electronic media
42	4220	420199	为他人创建和维护网站	creating and maintaining websites for others