Terms of Service

1. Acceptance of Terms

Welcome to Hefei Shuangnai Network Technology Co., Ltd. ("Company," "we," "our," or "us"). By accessing or using our website www.shuangnai.space and our services, you agree to be bound by these Terms of Service ("Terms"). If you do not agree to these Terms, please do not use our services.

These Terms constitute a legally binding agreement between you and the Company regarding your use of our website and services.

2. Description of Services

Hefei Shuangnai Network Technology Co., Ltd. provides professional technology services including but not limited to:

• Custom software development
• Web development and design
• Mobile application development
• Cloud solutions and infrastructure
• UI/UX design services
• IT consulting and technical support
• Computer systems design and related services

We reserve the right to modify, suspend, or discontinue any aspect of our services at any time without prior notice.

3. User Responsibilities

By using our services, you agree to:

• Provide accurate and complete information when requested
• Maintain the confidentiality of any account credentials
• Use our services only for lawful purposes
• Not interfere with or disrupt our services or servers
• Not attempt to gain unauthorized access to any part of our services
• Not use our services to transmit harmful or malicious content
• Comply with all applicable laws and regulations

4. Intellectual Property Rights

4.1 Our Intellectual Property

All content on our website, including but not limited to text, graphics, logos, images, software, and code, is the property of Hefei Shuangnai Network Technology Co., Ltd. or its licensors and is protected by intellectual property laws. You may not reproduce, distribute, modify, or create derivative works without our prior written consent.

4.2 Client Work Product

Unless otherwise specified in a separate agreement, upon full payment for our services:

• Clients receive ownership of custom-developed software and deliverables
• We retain ownership of pre-existing tools, frameworks, and methodologies
• We may retain the right to use general knowledge and skills gained during the project

5. Project Agreements and Payments

5.1 Project Scope

All projects will be governed by separate project agreements or statements of work that define the scope, timeline, deliverables, and pricing. These Terms apply in addition to any project-specific agreements.

5.2 Payment Terms

• Payment terms will be specified in individual project agreements
• Late payments may incur interest charges as specified in the agreement
• We reserve the right to suspend work on projects with overdue payments
• All fees are non-refundable unless otherwise stated

5.3 Changes and Additional Work

Any changes to the project scope may result in additional charges and timeline adjustments. Such changes must be agreed upon in writing by both parties.

6. Confidentiality

Both parties agree to maintain the confidentiality of any proprietary or confidential information shared during the course of our business relationship. This obligation survives the termination of these Terms or any project agreement.

7. Warranties and Disclaimers

7.1 Service Warranty

We warrant that our services will be performed in a professional and workmanlike manner consistent with industry standards. Any defects in deliverables will be corrected within a reasonable time at no additional cost, subject to the terms of the applicable project agreement.

7.2 Disclaimer

EXCEPT AS EXPRESSLY PROVIDED HEREIN, OUR SERVICES AND WEBSITE ARE PROVIDED "AS IS" AND "AS AVAILABLE" WITHOUT WARRANTIES OF ANY KIND, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE, AND NON-INFRINGEMENT.

We do not warrant that:

• Our services will meet all your requirements
• Our services will be uninterrupted, timely, secure, or error-free
• Any errors in our services will be corrected
• Our website will be free from viruses or other harmful components

8. Limitation of Liability

TO THE MAXIMUM EXTENT PERMITTED BY LAW, HEFEI SHUANGNAI NETWORK TECHNOLOGY CO., LTD. SHALL NOT BE LIABLE FOR ANY INDIRECT, INCIDENTAL, SPECIAL, CONSEQUENTIAL, OR PUNITIVE DAMAGES, INCLUDING BUT NOT LIMITED TO LOSS OF PROFITS, DATA, USE, OR GOODWILL, ARISING OUT OF OR RELATED TO YOUR USE OF OUR SERVICES.

Our total liability for any claims arising from these Terms or our services shall not exceed the amount paid by you for the specific services giving rise to the claim.

9. Indemnification

You agree to indemnify, defend, and hold harmless Hefei Shuangnai Network Technology Co., Ltd., its officers, directors, employees, and agents from any claims, damages, losses, liabilities, and expenses (including reasonable attorneys' fees) arising from:

• Your use of our services
• Your violation of these Terms
• Your violation of any third-party rights
• Any content you provide to us

10. Termination

We may terminate or suspend your access to our services at any time, with or without cause, and with or without notice. Upon termination:

• Your right to use our services will immediately cease
• Any outstanding payments will become immediately due
• Provisions that by their nature should survive termination will remain in effect

11. Governing Law and Dispute Resolution

These Terms shall be governed by and construed in accordance with the laws of the People's Republic of China. Any disputes arising from these Terms shall be resolved through friendly negotiation. If negotiation fails, disputes shall be submitted to the competent court in Hefei, Anhui Province, China.

12. Force Majeure

Neither party shall be liable for any failure or delay in performing their obligations due to circumstances beyond their reasonable control, including but not limited to natural disasters, war, terrorism, riots, government actions, or internet failures.

13. Modifications to Terms

We reserve the right to modify these Terms at any time. Changes will be effective immediately upon posting on our website. Your continued use of our services after any changes constitutes acceptance of the modified Terms. We encourage you to review these Terms periodically.

14. Severability

If any provision of these Terms is found to be unenforceable or invalid, that provision shall be limited or eliminated to the minimum extent necessary, and the remaining provisions shall remain in full force and effect.

15. Entire Agreement

These Terms, together with any project agreements and our Privacy Policy, constitute the entire agreement between you and Hefei Shuangnai Network Technology Co., Ltd. regarding the use of our services and supersede any prior agreements.

16. Contact Information

If you have any questions about these Terms of Service, please contact us at:

1. 条款接受

欢迎访问合肥爽耐网络科技有限公司（以下简称"公司"、"我们"）。通过访问或使用我们的网站 www.shuangnai.space 及我们的服务，您同意受本服务条款（以下简称"条款"）的约束。如果您不同意这些条款，请不要使用我们的服务。

本条款构成您与公司之间关于使用我们网站和服务的具有法律约束力的协议。

2. 服务描述

合肥爽耐网络科技有限公司提供专业的技术服务，包括但不限于：

• 定制软件开发
• 网站开发与设计
• 移动应用程序开发
• 云解决方案和基础设施
• UI/UX设计服务
• IT咨询和技术支持
• 计算机系统设计及相关服务

我们保留随时修改、暂停或终止我们服务任何方面的权利，恕不另行通知。

3. 用户责任

使用我们的服务，即表示您同意：

• 在被要求时提供准确完整的信息
• 维护任何账户凭证的保密性
• 仅将我们的服务用于合法目的
• 不干扰或破坏我们的服务或服务器
• 不试图未经授权访问我们服务的任何部分
• 不使用我们的服务传输有害或恶意内容
• 遵守所有适用的法律法规

4. 知识产权

4.1 我们的知识产权

我们网站上的所有内容，包括但不限于文本、图形、标志、图像、软件和代码，均为合肥爽耐网络科技有限公司或其许可方的财产，受知识产权法保护。未经我们事先书面同意，您不得复制、分发、修改或创建衍生作品。

4.2 客户工作成果

除非在单独协议中另有规定，在全额支付我们的服务费用后：

• 客户获得定制开发软件和交付成果的所有权
• 我们保留对预先存在的工具、框架和方法论的所有权
• 我们可能保留使用在项目期间获得的一般知识和技能的权利

5. 项目协议和付款

5.1 项目范围

所有项目将受单独的项目协议或工作说明书的约束，这些文件定义了范围、时间表、交付成果和定价。本条款适用于任何项目特定协议之外。

5.2 付款条款

• 付款条款将在各个项目协议中规定
• 逾期付款可能会产生协议中规定的利息费用
• 我们保留暂停逾期付款项目工作的权利
• 除非另有说明，所有费用均不可退还

5.3 变更和额外工作

项目范围的任何变更可能导致额外费用和时间表调整。此类变更必须由双方书面同意。

6. 保密性

双方同意对在业务关系过程中共享的任何专有或机密信息保密。此义务在本条款或任何项目协议终止后仍然有效。

7. 保证和免责声明

7.1 服务保证

我们保证我们的服务将以符合行业标准的专业和工艺方式执行。交付成果中的任何缺陷将在合理时间内免费更正，但须遵守适用项目协议的条款。

7.2 免责声明

除本文明确规定外，我们的服务和网站按"原样"和"可用"提供，不提供任何明示或暗示的保证，包括但不限于对适销性、特定用途适用性和非侵权性的暗示保证。

我们不保证：

• 我们的服务将满足您的所有要求
• 我们的服务将不间断、及时、安全或无错误
• 我们服务中的任何错误都将得到纠正
• 我们的网站将不含病毒或其他有害组件

8. 责任限制

在法律允许的最大范围内，合肥爽耐网络科技有限公司不对任何间接、附带、特殊、后果性或惩罚性损害承担责任，包括但不限于利润损失、数据损失、使用损失或商誉损失，无论是否因您使用我们的服务而产生或与之相关。

我们对因本条款或我们的服务引起的任何索赔的总责任不超过您为引起索赔的特定服务支付的金额。

9. 赔偿

您同意赔偿、辩护并使合肥爽耐网络科技有限公司及其管理人员、董事、员工和代理人免受因以下原因引起的任何索赔、损害、损失、责任和费用（包括合理的律师费）：

• 您对我们服务的使用
• 您违反本条款
• 您侵犯任何第三方权利
• 您向我们提供的任何内容

10. 终止

我们可以随时终止或暂停您对我们服务的访问，无论有无原因，无论是否通知。终止后：

• 您使用我们服务的权利将立即终止
• 任何未付款项将立即到期
• 按其性质应在终止后继续有效的条款将保持有效

11. 适用法律和争议解决

本条款应受中华人民共和国法律管辖并按其解释。因本条款引起的任何争议应通过友好协商解决。如协商失败，争议应提交中国安徽省合肥市有管辖权的法院解决。

12. 不可抗力

任何一方均不对因超出其合理控制范围的情况而导致的任何未能履行或延迟履行其义务承担责任，包括但不限于自然灾害、战争、恐怖主义、骚乱、政府行为或互联网故障。

13. 条款修改

我们保留随时修改本条款的权利。更改将在我们网站上发布后立即生效。您在任何更改后继续使用我们的服务即表示接受修改后的条款。我们建议您定期查看本条款。

14. 可分割性

如果本条款的任何条款被认定为不可执行或无效，该条款应在必要的最小范围内受到限制或删除，其余条款应保持完全有效。

15. 完整协议

本条款连同任何项目协议和我们的隐私政策，构成您与合肥爽耐网络科技有限公司之间关于使用我们服务的完整协议，并取代任何先前的协议。

16. 联系信息

如果您对本服务条款有任何疑问，请通过以下方式联系我们：