Software Development & IT Services
Tongwei Trade Business provides professional software development, mobile application development, AI-powered solutions, and information technology services for individuals and businesses.
A Professional Tech Service Provider Rooted in Yunnan, Serving the Globe
Tongwei Trade Business is dedicated to delivering high-quality digital solutions through cutting-edge technology and professional services. We believe technological innovation is the core driver of social progress.
To become a trusted international technology service enterprise, enabling every client to access professional-grade software and IT services.
Comprehensive tech services to meet your diverse needs
We use cross-platform frameworks like Flutter to build mobile applications with native experiences on both iOS and Android. From requirements analysis, UI design, to development, testing, and app store launch, we provide end-to-end mobile app development services ensuring excellent performance and seamless user experience.
We develop responsive, high-performance web applications and websites using modern frontend frameworks and backend technologies. Whether it is a corporate website, SaaS platform, or customized web system, we ensure scalability, security, and user experience through best practices.
We integrate artificial intelligence into your business processes, including natural language processing, image recognition, intelligent recommendation, and automated decision-making systems. Through deep integration with mainstream AI platforms, we help enterprises improve operational efficiency, reduce labor costs, and create new business value.
We provide customized ERP, CRM, OA and other enterprise management systems for various organizations, covering core functions such as business process management, data integration, and permission control. The systems adopt modular architecture design for easy expansion and maintenance, helping enterprises achieve refined management.
We provide full-chain data services including data collection, storage, cleaning, analysis, and visualization. By building efficient data warehouses and BI dashboards, we help management quickly grasp business dynamics, discover potential opportunities, and make data-driven precise decisions.
Our technical expert team provides comprehensive consulting services for enterprises, including technology selection assessment, system architecture design, security auditing, performance optimization, and digital transformation strategic planning, helping enterprises avoid detours, reduce technical risks, and improve ROI.
From concept to reality, building products users love
Legally registered, operating with integrity
We collect information you voluntarily provide, including but not limited to your name, email address, phone number, and message content when you contact us through our website or applications. We also collect device information, browser type, and usage data to improve our services.
The information we collect is used solely for the following purposes: responding to your inquiries, providing and improving our services, maintaining application functionality, sending service-related notifications, and complying with legal obligations. We will never sell your personal information to third parties.
We implement industry-standard security measures including encryption in transit (TLS/HTTPS), secure server configurations, and access controls to protect your personal information. However, no method of transmission over the Internet is 100% secure, and we cannot guarantee absolute security.
You have the right to access, correct, delete, or export your personal data at any time. You may exercise these rights by contacting us at daviediao@gmail.com. We will respond to legitimate requests within 30 days.
Our website may use essential cookies for functionality purposes. We do not use tracking cookies or third-party advertising cookies. You can disable cookies in your browser settings at any time.
Our applications may integrate with third-party services (such as cloud storage providers). These services have their own privacy policies, and we encourage you to review them. We are not responsible for the privacy practices of third-party services.
This website and our applications comply with Google Play Developer Distribution Agreement and Google Play Personal Data requirements. We provide clear privacy policy access, honor user data rights, and maintain transparent data handling practices. Our organization is verifiably registered with the business registration number 92532928MAE1JR617D.
For any privacy-related inquiries, please contact us at daviediao@gmail.com or call +86-153-4784-3564. Our office is located at No. 9596, Longjie Village Committee, Longjie Town, Yongping County, Dali Bai Autonomous Prefecture, Yunnan Province, China, 672600.
Users agree to use our services and products in compliance with applicable laws and regulations. Users shall not use our services for any illegal, harmful, or unauthorized purpose. Users are responsible for maintaining the confidentiality of their account credentials.
You agree not to misuse our services, attempt to gain unauthorized access to our systems, interfere with service operation, or engage in any activity that could damage, disable, or impair our services. Prohibited activities include but are not limited to reverse engineering, distributing malware, and launching denial-of-service attacks.
All content, trademarks, logos, software, and materials on this website and in our applications are the intellectual property of Tongwei Trade Business or its licensors. Unauthorized reproduction, distribution, or modification of any content is strictly prohibited without prior written consent.
Our services are provided "as is" without warranties of any kind, either express or implied. We do not warrant that our services will be uninterrupted, error-free, or secure. We reserve the right to modify, suspend, or discontinue any aspect of our services at any time.
To the maximum extent permitted by law, Tongwei Trade Business shall not be liable for any indirect, incidental, special, consequential, or punitive damages arising from your use of our services. Our total liability shall not exceed the amount paid by you (if any) for accessing our services in the twelve months preceding the claim.
If you have any questions about these Terms of Service, please contact us at daviediao@gmail.com or call +86-153-4784-3564.
Looking forward to working with you
No. 9596, Longjie Village Committee, Longjie Town, Yongping County,
Dali Bai Autonomous Prefecture, Yunnan Province, 672600