User Agreement

The Fourth Space would like to remind users that before using the APP, you must carefully read the terms of use and disclaimers of Fourth Space in this User Agreement, which are protected by law.

Please carefully read and accept this agreement (minors should read it with the legal guardian). If users download, install, use this application and obtain device ID, you will be deemed to accept this agreement and be bound by the terms of this agreement.

The Fourth Space has the right to amend this agreement. Any updated terms of the agreement will be published on the official website or this application, and will take effect from the date of publication. Users can download and install this application again or check the latest version of the agreement terms from our company. If the user does not accept the modified terms of The Fourth Space, please immediately stop using the applications and services provided by The Fourth Space. If you continue to use the "Fourth Space" applications and services provided by The Fourth Space, you will be deemed to agree to accept the modified agreement.

1.General

1.1. This agreement is an agreement between you (hereinafter referred to as "the user") and The Fourth Space and its operating partner (hereinafter referred to as "the partner") concerning the user's download, installation, use of "Fourth Space" application (hereinafter referred to as "the application") and use of Fourth Space-related services.

1.2. This application is the official driver and service provided by The Fourth Space. It can be installed on mobile smart terminal devices, including but not limited to.

1.3. The ownership and operation right of this application and service belong to The Fourth Space.

2.Application authorization scope

2.1. The Fourth Space gives the user a personal, non-transferable, non-transferable and non-exclusive license for this Fourth Space application.

2.2. Users can install, use, display, and run this application on mobile terminal devices for non-commercial purposes, and under no circumstances can it be used for commercial purposes. They cannot copy, change, modify the application or the data released in the memory of any terminal device during the operation of this application, and the interactive data between the client and the server during the operation of this application, Connect to run, or create any derivative works, including but not limited to using plug-ins, redundant or unauthorized third-party tools/services to access this application and related systems. If commercial sales, copies and distribution are required, such as pre-installation and bundling of The Fourth Space applications, the written authorization and permission of The Fourth Space must be obtained.

2.3. Users are not allowed to install this Fourth Space application on other unlicensed terminal devices without the permission of The Fourth Space, including but not limited to on-board box, game console, TV, DVD player, etc.

2.4. Users can copy this application for backup only. The backup copy must contain all copyright information contained in the original application.

2.5. Except for the official authorization of this Agreement, The Fourth Space has not authorized other rights to users. If users use other rights, they must obtain the written consent of The Fourth Space.

3.Acquisition, installation and upgrade of applications

3.1. Users should download and install this application product according to the specified website or method of The Fourth Space. Beware of downloading this application from non-designated websites to prevent mobile terminal devices from being infected with malicious programs that can damage user data and obtain user privacy information. If a user obtains this application or an installation program with the same name as this application from a third party authorized by The Fourth Space, The Fourth Space cannot guarantee the normal use of this application and will not be responsible for any loss caused to you.

3.2. The user must select the version of this application that matches the installed terminal device. Otherwise, any application problem, device problem or damage caused by the mismatch between the application and the device model shall be borne by the user.

3.3. In order to improve the user experience and service content, The Fourth Space has the right to provide you with replacement, modification and upgrade versions of this application from time to time. This application enables the "upgrade prompt" function by default. Depending on the version of the application used by the user, The Fourth Space provides the user with the option of whether to enable this function. After the new version of the application is released, The Fourth Space does not guarantee the continued normal availability of the old version of the Fourth Space application.

4.Using standards

4.1. The user can use this Fourth Space application and service in accordance with this Agreement on the promise of complying with the law and this Agreement. The user shall not perform the following acts:

4.1.1. Delete all copyright-related information on this application and other copies, and modify, delete or avoid the technical measures set by this application to protect intellectual property rights;

4.1.2. Reverse engineering the application, such as disassembling, decompiling, or other attempts to obtain the source code of the application;

4.1.3. Add, delete, change the function or operation effect of the application program by modifying or forging the instructions and data in the operation of the application program, or operate or disseminate the application program and method used for the above purposes to the public, regardless of whether these acts are for commercial purposes;

4.1.4. Use this application to conduct any behavior that endangers network security, including but not limited to: use unauthorized data or access to unauthorized servers/accounts; Access the public network or other people's operating system without permission and delete, modify or add stored information; Attempt to detect, scan, test the weakness of the system or network of this application without permission, or other behaviors that undermine network security; Attempt to interfere with or disrupt the normal operation of the application system or website, deliberately spread malicious programs or viruses, and other acts that disrupt the normal network information services; Forgery of TCP/IP packet name or part of the name;

4.1.5. Users register or use this application and service through third-party compatible applications and systems that are not developed, authorized or approved by The Fourth Space, or create, publish and disseminate the above tools;

4.1.6. Without the written consent of The Fourth Space, the user arbitrarily implements the Fourth Space application and the information therein, including but not limited to the following acts: use, rent, lend, copy, modify, link, reprint, assemble, publish, redundant, establish a mirror website, and develop derivative products, works, services, plug-ins, redundant, compatibility, interconnection, etc. related to the application with the help of this application;

4.1.7. Use this application to publish, transmit, disseminate and store content that violates national laws, endangers national security, national unity, social stability, public order and good customs, or any inappropriate, insulting, defamatory, obscene, violent and any content that violates national laws, regulations and policies;

4.1.8. Use this application to publish, transmit, disseminate and store content that infringes on other people's intellectual property rights, trade secrets and other legitimate rights;

4.1.9. Use this application to publish, transmit and disseminate advertising information and junk information in batches;

4.1.10. Other users use this application and other services provided by The Fourth Space in any illegal way, for any illegal purpose, or in any way inconsistent with the licensed use of this agreement;

4.2. I Specifications for the release of information

4.2.1. Users can use this application to publish opinions, data, text, information, pictures, photos, personal information, audio, video files, links and other information that are original or have the right to publish. Users must ensure that they own the intellectual property rights of the information they upload or have obtained legal authorization. Any use of the application and services by users does not infringe the legal rights and interests of any third party.

4.2.2. Users should abide by laws and regulations, socialist system, national interests, citizens' legitimate rights and interests, social and public order, ethics and information authenticity when using this application.

4.2.3. When using this software, you may not use this software to engage in the following activities, including but not limited to:

4.2.3.1. Produce, copy, publish, disseminate, and store content that violates national laws and regulations:

(1) Oppose the basic principles established by the Constitution;

(2) Endanger national security, leak state secrets, subvert the state power, and undermine national unity;

(3) Damage the honor and interests of the country;

(4) Incite ethnic hatred and discrimination, and undermine national unity;

(5) Undermine national religious policies, promote cults and feudal superstitions;

(6) Spread rumors, disrupt social order, and undermine social stability;

(7) Spread obscenity, pornography, gambling, violence, murder, terror, or abet crimes;

(8) Insult or slander others, infringe on the legitimate rights and interests of others;

(9) Incite illegal assembly, association, parade, demonstration, or gathering to disturb social order;

(10) Activities in the name of illegal civil organizations;

(11) Contain other content prohibited by laws and administrative regulations. 

4.2.3.2. Publish, transmit, disseminate, and store content that infringes upon others’ legal rights such as reputation, portrait rights, intellectual property rights, and trade secrets;

4.2.3.3. Fabricate facts and conceal the truth to mislead or deceive others;

4.2.3.4. Publish, transmit, and disseminate advertising information and junk information;

4.2.4. Without the permission of the Fourth Space, you may not conduct any commercial activities such as publishing advertisements or selling goods in this software.

4.3 You understand and agree that:

4.3.1. The Fourth Space will determine whether the user is suspected of violating the above usage specifications, and suspend or terminate the user's usage license or take other restrictive measures according to the determination results;

4.3.2. The Fourth Space will directly delete the information released by the user when using the licensed application that is suspected of violating the law or infringing the legal rights of others or violating this agreement;

4.3.3. If the user's violation of the above usage specifications causes damage to the third party, the user needs to bear the legal responsibility independently in his own name, and should ensure that The Fourth Space is free from any loss or additional costs arising therefrom;

4.3.4. If the user violates relevant laws and regulations or agreements and causes The Fourth Space to suffer losses, or is subject to claims from third-party manufacturers, or is punished by administrative authorities, the user shall compensate The Fourth Space for the losses and/or expenses incurred thereby, including reasonable attorney fees and investigation and evidence collection fees.

5.Service risk and disclaimer

5.1. The Fourth Space and its partners shall not be liable for all losses suffered by users due to third-party manufacturers (such as communication line failure, technical problems, network, mobile terminal equipment failure, system instability and other causes of force majeure).

5.2. This application may be affected by various security problems due to differences including but not limited to user reasons, network service quality, social environment and other factors, such as the use of user data by others, resulting in real life harassment; Other applications downloaded and installed by users or other websites visited by users contain viruses such as "trojans", which threaten the security of users' terminal device information and data, and then affect the normal use of this application. Users should strengthen their awareness of information security and user data protection, and pay attention to enhanced password protection to avoid loss and harassment.

5.3. The Fourth Space particularly reminds users that in order to ensure the autonomy of the company's business development and adjustment, The Fourth Space has the right to modify or interrupt the service at any time without notifying users, and The Fourth Space does not have to be responsible for users or any third-party manufacturers when exercising the right to modify or interrupt the service.

5.4. Except as expressly provided by laws and regulations, we will do our best to ensure the security, effectiveness, accuracy and reliability of the application and the technology and information involved. However, limited to the existing technology, users understand that The Fourth Space cannot guarantee this.

5.5. The personal injury, incidental, and/or indirect economic damages caused by or related to the user due to any of the following circumstances, including but not limited to the loss of profits, data loss, business interruption damages or other business damages or losses, shall be borne by the user:

Use or failure to use the licensed application;

Unauthorized use of applications or change of user data by third parties;

Expenses and losses arising from the user's use of the application;

User misunderstanding of the application;

Other application-related losses not caused by The Fourth Space.

5.6. In case of any personal or economic injury or loss caused or likely to be caused by the user's misleading or deceiving behavior between the user and other users using the application, the party at fault shall bear all responsibilities according to law.

6.Statement of intellectual property rights

6.1. The Fourth Space is the intellectual property right holder of this Fourth Space application. All intellectual property rights such as copyright, trademark right, patent right, trade secret and other intellectual property rights of the application, as well as all information content related to the application (including but not limited to text, pictures, audio, video, diagrams, interface design, layout framework, relevant data or electronic documents, etc.) are protected by the laws and regulations of the People's Republic of China and corresponding international treaties, The Fourth Space enjoys the above intellectual property rights.

6.2 Without the written consent of The Fourth Space, the user shall not implement, utilize and transfer the above intellectual property rights for any commercial or non-commercial purposes by himself or by licensing any third party. The Fourth Space reserves the right to investigate the legal liability for the above acts.

7.Agreement change

The Fourth Space has the right to modify the terms of this agreement when necessary. Once the terms of the agreement change, the modified terms of the agreement will be published on the relevant page. If you do not agree with the changed content, the user should actively cancel this service. If the user continues to use the service, it is deemed to accept the change of the terms of the agreement.

8.Applicable law and dispute resolution

8.1. The validity and interpretation of the terms of this agreement shall be governed by the laws of the People's Republic of China . If there are no relevant laws and regulations, international commercial practices and/or commercial practices shall be used.

8.2. The user and The Fourth Space agree that all disputes arising from this service shall be settled by both parties through negotiation. If the negotiation fails, either party can submit to the court with jurisdiction at the place where this agreement is signed for settlement.

9.Others

9.1. When users use a specific service of this application, the service may have separate agreements, relevant business rules, etc. (hereinafter collectively referred to as "separate agreements"). Please read and agree to the relevant separate agreements before using this service.

9.2. The effective date of this agreement is September 1, 2024.

9.3. The headings of all clauses of this Agreement are for convenience of reading only, and have no actual meaning in themselves, and cannot be used as the basis for interpretation of the meaning of this Agreement.

9.4. The provisions of this Agreement are partially invalid or unenforceable for whatever reason, and the remaining provisions are still valid and binding on both parties.

用户协议

第肆空间在此特别提醒用户，于使用本软件前必先详细参阅本《用户协议》中各项使用条款及免责声明，均受法律保障。

请您审慎阅读并接受本协议（未成年人应在法定监护人陪同下阅读）。 您的下载、安装、使用本软件以及设备ID获取等行为将视为接受本协议，并受本协议的各项条款约束。

第肆空间有权修订本协议，更新后的协议条款将不定期公布于官网或本软件，自公布当天起生效。 用户可重新下载安装本软件或向本公司查阅最新版协议条款。 如果用户不接受第肆空间修改后的条款，请立即停止使用第肆空间提供的软件和服务，若继续使用第肆空间提供的“第四空间”软件和服务，将被视为同意接受修改后的协议。

一、    总则

1.1. 本协议是您（如下也称“用户”）与第肆空间及其运营合作单位（如下简称“合作单位”）之间关于用户下载、安装、使用“第四空间”软件（下称“本软件”）以及使用第肆空间相关服务所订立的协议。

1.2. 本软件是第肆空间提供的官方驱动程序及服务，可安装包括但不限于移动智能终端设备上。

1.3. 本软件及服务的所有权和运营权均归第肆空间所有。

二、软件授权范围

2.1. 第肆空间就本软件给予用户一项个人的、不可转让、不可转授权以及非独占性的许可。

2.2. 用户可以为非商业目的在移动终端设备上安装、使用、显示、运行本软件，任何情况下不得作为商业运营目的，不可以对本软件或者本软件运行过程中释放到任何终端设备内存中的数据及本软件运行过程中客户端与服务器端的交互数据进行复制、更改、修改、挂接运行或创作任何衍生作品，形式包括但不限于使用插件、 外挂或非经授权的第三方工具/服务接入本软件和相关系统。 如果需要进行商业性的销售、复制和散发，例如第肆空间软件预装和捆绑，必须获得第肆空间的书面授权和许可。

2.3. 未经第肆空间许可，用户不得将本软件安装在未经许可的其他终端设备上，包括但不限于机顶盒、游戏机、电视机、DVD机等。

2.4. 用户可以复制本软件仅用作备份。 备份副本必须包含原软件中含有的所有著作权信息。

2.5. 除本《协议》官方授权外，第肆空间未授权给用户其他权利，若用户使用其他权利时须另外取得第肆空间的书面同意。

三、软件的获取、安装与升级

3.1. 用户应当按照第肆空间的指定网站或指定方式下载安装本软件。谨防在非指定网站下载本软件，以免移动终端设备感染能破坏用户数据和获取用户隐私信息的恶意程序。 如果用户从未经第肆空间授权的第三方获取本软件或与本软件名称相同的安装程序，第肆空间无法保证该软件能够正常使用，并对因此给您造成的损失不予负责。

3.2. 用户必须选择与所安装终端设备相匹配的本软件版本，否则，由于软件与设备型号不相匹配所导致的任何软件问题、设备问题或损害，均由用户自行承担。

3.3. 为了改善用户体验、完善服务内容，第肆空间有权不时地为您提供本软件替换、修改、升级版本。本软件为用户默认开通“升级提示”功能，视用户使用的软件版本差异，第肆空间提供给用户自行选择是否需要开通此功能。软件新版本发布后，第肆空间不保证旧版本软件的继续正常可用。

四、使用规范

4.1. 用户在遵守法律及本《协议》的前提下可依本《协议》使用本第肆空间软件及服务，用户不得实施以下行为：

4.1.1. 删除本软件及其他副本上一切关于版权的信息，以及修改、删除或避开本软件为保护知识产权而设置的技术措施;

4.1.2. 对本软件进行反向工程，如反汇编、反编译或者其他试图获得本软件的源代码;

4.1.3. 通过修改或伪造软件运行中的指令、数据，增加、删减、变动软件的功能或运行效果，或者将用于上述用途的软件、方法进行运营或向公众传播，无论这些行为是否为商业目的;

4.1.4. 使用本软件进行任何危害网络安全的行为，包括但不限于：使用未经许可的数据或进入未经许可的服务器/账户; 未经允许进入公众网络或者他人操作系统并删除、修改、增加存储信息; 未经许可企图探查、扫描、测试本软件的系统或网络的弱点或其他实施破坏网络安全的行为; 企图干涉、破坏本软件系统或网站的正常运行，故意传播恶意程序或病毒以及其他破坏干扰正常网络信息服务的行为; 伪造TCP/IP数据包名称或部分名称;

4.1.5. 用户通过非第肆空间开发、授权或认可的第三方兼容软件、系统登录或使用本软件及服务，或制作、发布、传播上述工具;

4.1.6. 未经第肆空间书面同意，用户对第肆空间软件及其中的信息擅自实施包括但不限于下列行为：使用、出租、出借、复制、修改、链接、转载、汇编、发表、出版，建立镜像网站、擅自借助本软件发展与之有关的衍生产品、作品、服务、插件、插件、兼容、互联等;

4.1.7. 利用本软件发表、传送、传播、储存违反国家法律、危害国家安全、祖国统一、社会稳定、公序良俗的内容，或任何不当的、侮辱诽谤的、淫秽的、暴力的及任何违反国家法律法规政策的内容;

4.1.8. 利用本软件发表、传送、传播、储存侵害他人知识产权、商业秘密等合法权利的内容;

4.1.9. 利用本软件批量发表、传送、传播广告信息及垃圾信息;

4.1.10. 其他以任何不合法的方式、为任何不合法的目的、或以任何与本协议许可使用不一致的方式使用本软件和第肆空间提供的其他服务;

4.2. 信息发布规范

4.2.1.用户可使用本软件发表属于用户原创或有权发表的观点看法、资料、文字、信息、图片、照片、个人信息、音频、视频文件、链接等信息内容。用户必须保证拥有其所上传信息内容的知识产权或已获得合法授权，用户使用本软件及服务的任何行为未侵犯任何第三方之合法权益。

4.2.2.用户在使用本软件时需遵守法律法规、社会主义制度、国家利益、公民合法权益、社会公共秩序、道德风尚及信息真实性等要求。

4.2.3．您在使用本软件时不得利用本软件从事以下行为，包括但不限于：

4.2.3.1.制作、复制、发布、传播、储存违反国家法律法规的内容：

（1）反对宪法所确定的基本原则的；

（2）危害国家安全，泄露国家秘密，颠覆国家政权，破坏国家统一的；

（3）损害国家荣誉和利益的；

（4）煽动民族仇恨、民族歧视，破坏民族团结的；

（5）破坏国家宗教政策，宣扬邪教和封建迷信的；

（6）散布谣言，扰乱社会秩序，破坏社会稳定的；

（7）散布淫秽、色情、赌博、暴力、凶杀、恐怖或者教唆犯罪的；

（8）侮辱或者诽谤他人，侵害他人合法权益的；

（9）煽动非法集会、结社、游行、示威、聚众扰乱社会秩序；

（10）以非法民间组织名义活动的；

（11）含有法律、行政法规禁止的其他内容的。

4.2.3.2.发布、传送、传播、储存侵害他人名誉权、肖像权、知识产权、商业秘密等合法权利的内容；

4.2.3.3.虚构事实、隐瞒真相以误导、欺骗他人；

4.2.3.4.发表、传送、传播广告信息及垃圾信息；

4.2.4. 未经第肆空间许可，您不得在本软件中进行任何诸如发布广告、销售商品的商业行为。

4.3您理解並同意：

4.3.1. 第肆空间会对用户是否涉嫌违反上述使用规范做出认定，并根据认定结果中止、终止对用户的使用许可或采取其他依本约定可采取的限制措施;

4.3.2. 对于用户使用许可软件时发布的涉嫌违法或涉嫌侵犯他人合法权利或违反本协议的信息，第肆空间会直接删除;

4.3.3. 对于用户违反上述使用规范的行为对第三方造成损害的，用户需要以自己的名义独立承担法律责任，并应确保第肆空间免于因此产生损失或增加费用;

4.3.4.若用户违反有关法律规定或协议约定，使第肆空间遭受损失，或受到第三方的索赔，或受到行政管理机关的处罚，用户应当赔偿第肆空间因此造成的损失和（或）发生的费用，包括合理的律师费、调查取证费用。

五、服务风险及免责声明

5.1. 用户因第三方（如通讯线路故障、技术问题、网络、移动终端设备故障、系统不稳定性及其他各种不可抗力原因）而遭受的一切损失，第肆空间及合作单位不承担责任。

5.2. 本软件可能会受包括但不限于用户原因、网络服务质量、社会环境等因素的差异影响而受到各种安全问题的侵扰，如他人利用用户的数据，造成现实生活中的骚扰; 用户下载安装的其它软件或访问的其他网站中含有“特洛伊木马”等病毒，威胁到用户的终端设备信息和数据的安全，继而影响本软件的正常使用等等。 用户应加强信息安全及用户资料的保护意识，要注意加强式密码保护，以免遭致损失和骚扰。

5.3. 第肆空间特别提醒用户注意，为了保障公司业务发展和调整的自主权，第肆空间拥有随时修改或中断服务而不需通知用户的权利，第肆空间行使修改或中断服务的权利无须对用户或任何第三方负责。

5.4. 除法律法规有明确规定外，我们将尽最大努力确保软件及其所涉及的技术及信息安全、有效、准确、可靠，但受限于现有技术，用户理解第肆空间不能对此进行担保。

5.5. 由于用户因下述任一情况所引起或与此有关的人身伤害或附带的、间接的经济损害赔偿，包括但不限于利润损失、资料损失、业务中断的损害赔偿或其他商业损害赔偿或损失，需由用户自行承担：

使用或未能使用许可软件;

第三方未经许可的使用软件或更改用户资料;

用户使用软件进行的行为产生的费用及损失;

用户对软件的误解;

非因第肆空间的原因引起的与软件有关的其他损失。

5.6. 用户与其他使用软件的用户之间通过软件进行的行为，如因用户受误导或欺骗而导致或可能导致的任何人身或经济上的伤害或损失，均由过错方依法承担所有责任。

六、知识产权声明

6.1. 第肆空间是本第肆空间软件的知识产权权利人。本软件的一切著作权、商标权、专利权、商业秘密等知识产权，以及与本软件相关的所有信息内容（包括但不限于文字、图片、音频、视频、图表、接口设计、版面框架、有关资料或电子文档等）均受中华人民共和国和相应的国际条约保护，第肆空间享有上述知识产权。

6.2 未经第肆空间书面同意，用户不得为任何商业或非商业目的自行或许可任何第三方实施、利用、转让上述知识产权，第肆空间保留追究上述行为法律责任的权利。

七、协议变更

第肆空间有权在必要时修改本协议条款，协议条款一旦发生变动，将会在相关页面上公布修改后的协议条款。 如果不同意所改动的内容，用户应主动取消此项服务。 如果用户继续使用服务，则视为接受协议条款的变动。

八、适用法律及争议解决

8.1. 本协议条款之效力和解释均适用中华人民共和国大陆的法律。如无相关法律规定的，则参照使用国际商业惯例和/或商业惯例。

8.2. 用户和第肆空间一致同意凡因本服务所产生的纠纷双方应协商解决，协商不成任何一方可提交本协议签订地有管辖权的法院诉讼解决。

九、其他

9.1. 用户在使用本软件某一特定服务时，该服务可能会另有单独的协议、相关业务规则等（以下统称为“单独协议”），您在使用该项服务前请阅读并同意相关的单独协议。

9.2. 本协议生效时间为2024年9月1日。

9.3. 本协议所有条款的标题仅为阅读方便，本身并无实际涵义，不能作为本协议涵义解释的依据。

9.4. 本协议条款无论因何种原因部分无效或不可执行，其余条款仍有效，对双方具有约束力。