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GB/T 46070-2025General specification of mobile intelligent terminal information accessibility (English PDF)

移动智能终端信息无障碍通用规范

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Issued by

SAMR; SAC

Level / Type

National · Recommended

Issue date

August 29, 2025

Implementation date

March 1, 2026

Scope

GB/T 46070-2025 is the English-translated version of 移动智能终端信息无障碍通用规范.

GB/T 46070-2025 is the Chinese national standard covering making a phone usable by people who cannot see it, hear it or work it with their hands — the screen reader and the focus order, the contrast and text scaling, the captions, the switch and voice input, the timing that must be adjustable, and the tests for each requirement. At 20,000 words. First edition, in force from 1 March 2026. Issued on 29 August 2025, it has been in force since 1 March 2026.

Document preview — GB/T 46070-2025

National Standard of the People's Republic of China

ICS: 35.180
Classification: L 60

Issued by: State Administration for Market Regulation; Standardization Administration of the PRC

PrefaceV
1 Scope1
2 Normative references1
3 Terms and Definitions1
4 Technical Requirements2
4.1 Basic Functions2
4.1.1 Built-in voice library function2
4.1.2 Screen Reader2
4.1.3 Input method function2
4.2 Text Editing Function2
4.2.1 Text copy and paste function2
4.2.2 Text Block Copy and Paste Function2
4.3 Text display function2
4.3.1 Text Font Size2
4.3.2 Text Color Contrast2
4.3.3 Text inversion function3
4.4 Interactive Operation Function3
4.5 Graphics Component Function3
4.5.1 Basic functions of graphic components3
4.5.2 Status switch function3
4.6 Column Component Function3
4.7 Form Function3
4.8 Phone Function3
4.8.1 Caller ID reporting function3
4.8.2 Anti-interference function for answering calls3
4.8.3 Call rejection function4
4.8.4 Dial digit prompt function4
4.8.5 Dial Keypad Function4
4.8.6 Dial Keypad Pop-up Function4
4.8.7 Answering Mode Switching Function4
4.8.8 Phone physical switch function4
4.9 SMS Function4
4.9.1 Basic SMS Functions4
4.9.2 SMS sending dual SIM card selection function4
4.9.3 SMS brief broadcast function4
4.10 Address Book Function4
4.11 Accessory Interface Function4
4.11.1 Call reminder attachment function4
4.11.2 Connecting the Braille Display Function5
4.11.3 Connecting hearing aid function5
4.12 Accessibility5
4.12.1 Assisted Photo5
4.12.2 Curtain Screen5
4.12.3 Setting Backup5
4.12.4 Adjusting the broadcast speed5
4.12.5 Desktop card shortcut function5
4.12.6 Quick call mute5
4.12.7 Custom label function5
4.12.8 Magnifying glass function5
4.12.9 Stereo and mono switching function5
4.12.10 One-handed mode function5
4.13 Voice Assistant6
4.13.1 Wake-up word entry6
4.13.2 Voice Interaction Operation6
4.13.3 Voice Assistant Wake-up Rate6
4.13.4 Recognition Accuracy6
4.13.5 Word Error Rate6
4.14 Biometric Identification and Password Entry Function6
4.14.1 Entering the lock screen password function6
4.14.2 Entering lock screen pattern password function6
4.14.3 Entering lock screen password function6
4.14.4 Entry of fingerprint lock function6
4.14.5 Enabling the lock screen face recognition function7
4.15 Biometrics and password unlocking function7
4.15.1 Digital password unlock function7
4.15.2 Pattern password unlock function7
4.15.3 Mixed password unlock function7
4.15.4 Fingerprint unlocking function7
4.15.5 Face recognition unlocking function7
5 Test Methods7
5.1 Basic Function Test7
5.1.1 Built-in voice library function test7
5.1.2 Screen Reading Function Test8
5.1.3 Input method function test8
5.2 Text editing function test9
5.2.1 Text copy and paste function test9
5.2.2 Text block copy and paste function test10
5.3 Text display function test10
5.3.1 Text font size test10
5.3.2 Text color contrast test11
5.3.3 Text inversion function test12
5.4 Interactive Operation Function Test12
5.4.1 Prerequisites12
5.4.2 Test Step12
5.4.3 Expected Results13
5.5 Graphics component function test13
5.5.1 Graphics component basic function test13
5.5.2 Status switch function test13
5.6 Column frame component function test14
5.6.1 Address Book Input Field Function Test14
5.6.2 SMS input field function test14
5.6.3 Input error prompt test15
5.7 Form Function Test15
5.7.1 Address Book Form Function Test15
5.7.2 SMS form function test15
5.7.3 Account login form function test16
5.8 Telephone Function Test16
5.8.1 Incoming call number reporting function test16
5.8.2 Answering Anti-interference Function Test17
5.8.3 Call rejection function test17
5.8.4 Dial digit prompt function test18
5.8.5 Dial keypad function test18
5.8.6 Dial keypad pop-up function test18
5.8.7 Answering Mode Switching Function Test18
5.8.8 Phone physical switch function test19
5.9 SMS function test19
5.9.1 SMS basic function test19
5.9.2 SMS sending dual SIM card selection function test20
5.9.3 SMS brief broadcast function test20
5.10 Address Book Function Test21
5.10.1 Prerequisites21
5.10.2 Test Step21
5.10.3 Expected Results21
5.11 Attachment interface function test21
5.11.1 Call reminder attachment function test21
5.11.2 Connecting the Braille Display Function Test21
5.11.3 Connecting hearing aids for functional testing22
5.12 Accessibility Test22
5.12.1 Assisted Photography22
5.12.2 Curtain screen23
5.12.3 Setting Backup23
5.12.4 Adjusting the broadcast speed23
5.12.5 Desktop card shortcut operation function test24
5.12.6 Quick call silencing25
5.12.7 Custom label function test25
5.12.8 Magnifying glass function test26
5.12.9 Stereo and mono switching function test26
5.12.10 One-handed mode function test26
5.13 Voice Assistant26
5.13.1 Wake-up word entry26
5.13.2 Voice Interaction Operation27
5.13.3 Voice Assistant Wake-up Rate28
5.13.4 Recognition Accuracy28
5.13.5 Character Error Rate29
5.14 Biometric Identification and Password Entry Function Test29
5.14.1 Test the lock screen password function29
5.14.2 Test the lock screen pattern password function29
5.14.3 Entering lock screen mixed password function test30
5.14.4 Test of fingerprint lock function30
5.14.5 Entering the lock screen face recognition function test31
5.15 Biometrics and password unlocking function test31
5.15.1 Digital password unlocking function test31
5.15.2 Pattern password unlocking function test32
5.15.3 Hybrid password unlocking function test32
5.15.4 Fingerprint unlocking function test32
5.15.5 Face recognition unlocking function test33
Reference34

Foreword

This document is in accordance with the provisions of GB/T 1.1-2020 "Guidelines for standardization work Part 1: Structure and drafting rules for standardization documents" Drafting.

Please note that some of the contents of this document may involve patents. The issuing organization of this document does not assume the responsibility for identifying patents.

This document is proposed and coordinated by the National Information Technology Standardization Technical Committee (SAC/TC28).

This document was drafted by: China Electronics Standardization Institute, China Disabled Persons’ Federation Information Center, Zhejiang University, Beijing Aeronautical University Tianjin University, Taobao (China) Software Co., Ltd., Ant Technology Group Co., Ltd., Alibaba (China) Co., Ltd., Changchun University, Beijing Information Science and Technology University, Beijing Union University School of Special Education, Midea Group (Shanghai) Co., Ltd., Big Data Center of the Ministry of Emergency Management, Dongguan Yitong Information Technology Co., Ltd., Harbin Yishidai Digital Technology Development Co., Ltd., Huawei Terminal Co., Ltd., Honor Terminal Co., Ltd.

Co., Ltd., Yantai Zhuge Software Technology Co., Ltd., and Shenzhen Liandi Information Accessibility Co., Ltd.

The main drafters of this document are: Xu Yang, Bu Jiajun, Jia Yijun, Dai Lianjun, Wang Wei, Huang Gang, Zhou Qin, Li Anqi, Lu Bibo, Zhao Jian, Hu Chunming, Li Hanjing, Zhu Minling, Liu Yongqiang, An Qing, Gao Ya, Cai Yongbin, Zhou Sheng, Wang Zitao, Li Hongli, Chen Weigang, Liang Zhenyu, Liu Weijie, and Zhu Qingyi.

General Specifications for Information Accessibility of Mobile Smart Terminals

1 Scope

This document specifies the technical requirements for information accessibility of mobile smart terminals for specific users and describes the corresponding testing methods.

This document applies to the design and development of information accessibility for mobile smart terminals for specific users.

2 Normative references

This document has no normative references.

3 Terms and Definitions

The following terms and definitions apply to this document.

3.1

For specific users (including the disabled, the elderly and other users), the content itself can be perceived and the interface components in the content can be operated.

The content and control definitions are understandable, and the content has good compatibility.

3.2

A mobile terminal with an open system that can provide an application development interface and can install and run third-party application software.

3.3 system interface systeminterface

The terminal screen displays the human-computer interaction interface of system information, as well as the shutdown, system menu and other interfaces.

Note. Including menu key, HOME key, return key, etc.

3.4 system-in-builtsoftware

Essential software for mobile communication terminal devices such as system settings, dialing, address book, text messages, and system preset desktop.

3.5

The chip stores the user information of digital mobile phones, encryption keys and user address books, etc.

It can identify and encrypt the voice information of users during calls.

3.6 relative brightness contrast

The contrast between the light intensity at any point in the color gamut and the background.

Note. Usually 0 represents the darkest black and 1 represents the lightest white.

3.7 contrast contrast

The varying degrees of brightness between the lightest white and the darkest black in the light and dark areas of an image.

NOTE. In this document, high contrast refers to text that has a visual presentation contrast ratio of at least 4.5.1.

......
This preview omits tables, figures, formulas and parts of the technical clauses. The complete document — 33 pages — is available in the English PDF.

Editions of GB/T 46070

Edition	Title	Revision	Status
GB/T 46070-2025	General specification of mobile intelligent terminal information accessibility	current edition	Current

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