Last updated: July 6, 2026
These Terms of Service ("Terms") govern your use of Ads123 (the "Service"), a SaaS application operated by Xiamen Yunzhongcheng Technology Co., Ltd. ("we", "us", or "our") that provides Amazon sellers with advertising campaign management and performance optimization features through the Amazon Advertising API.
By requesting access to or using the Service, you agree to be bound by these Terms. If you do not agree to these Terms, please do not use the Service.
Ads123 is a SaaS application that helps authorized Amazon sellers manage advertising campaigns and optimize advertising performance. The Service provides:
The Service accesses Amazon advertising data exclusively through the Amazon Advertising API and only after explicit authorization by the seller via Amazon's secure OAuth workflow.
To use the Service, you must:
Access to Ads123 is granted through our Early Access Program. After your access request is submitted and approved, you will authorize the application through Amazon's secure OAuth flow, granting the Service access to your Amazon advertising data within the authorized scope. You are responsible for all activities that occur under your authorization and must revoke access through your Amazon advertising settings if you suspect unauthorized use.
By connecting your Amazon advertising account to Ads123, you authorize us
to access your Amazon advertising data through the Amazon Advertising API,
limited to the campaign_management scope and the specific API
operations necessary to provide the Service. Authorization is granted
through Amazon's secure OAuth 2.0 consent flow and is revocable at any
time.
We process your Amazon advertising data solely for providing the campaign management and performance optimization features of the Service. We do not:
You may revoke Ads123's access to your Amazon advertising data at any time through your Amazon advertising account settings. Upon revocation, we will immediately cease accessing your advertising data and will permanently delete all associated data within 72 hours using NIST SP 800-88 sanitization standards, as described in our Privacy Policy.
You agree not to:
We offer subscription plans as described on our pricing page. Plan features, campaign volume limits, ad spend thresholds, and internal user seats vary by plan. Each plan requires explicit seller authorization via Amazon Advertising OAuth.
We offer a 14-day free trial for the Starter and Growth plans. The trial includes all features of the selected plan. Upon trial expiration, you must select a paid plan to continue using the Service.
Paid subscriptions are billed monthly in USD. Enterprise plans may be billed on a custom schedule as agreed in a written quote. Payment is processed through our payment provider at the time of subscription and on each renewal date. All fees are non-refundable except as required by applicable law.
We may change our pricing at any time. Price changes will take effect at the start of your next billing cycle following 30 days' notice. You may cancel your subscription before the price change takes effect.
We strive to maintain high availability of the Service. However, we do not guarantee uninterrupted access. The Service may be temporarily unavailable due to:
We are not responsible for any disruption to Amazon's Advertising API or changes to Amazon's API policies that may affect the Service's functionality.
The Service, including its design, features, and content, is the intellectual property of Xiamen Yunzhongcheng Technology Co., Ltd. You may not copy, modify, distribute, or create derivative works from the Service without our written consent.
Ads123 is an independent application and is not affiliated with, endorsed by, or sponsored by Amazon. "Amazon" and related trademarks are the property of Amazon.com, Inc. or its affiliates.
The Service is provided "as is" and "as available" without warranties of any kind, whether express or implied. We do not guarantee that:
You should not rely solely on the Service for critical advertising decisions. You are responsible for verifying advertising performance data and managing your campaigns through your Amazon advertising account as needed.
To the maximum extent permitted by law, Xiamen Yunzhongcheng Technology Co., Ltd. shall not be liable for any indirect, incidental, special, consequential, or punitive damages, including but not limited to:
Our total liability for any claim arising from these Terms shall not exceed the amount you paid for the Service in the three (3) months preceding the claim.
You agree to indemnify and hold harmless Xiamen Yunzhongcheng Technology Co., Ltd. and its affiliates from any claims, damages, losses, or expenses (including legal fees) arising from:
You may cancel your subscription at any time by contacting us at contact@yzccn.com or by revoking Ads123's authorization through your Amazon advertising account settings. Cancellation takes effect at the end of the current billing cycle.
We may suspend or terminate your access to the Service if:
Upon termination, we will revoke your Amazon Advertising API authorization, cease accessing your advertising data, and delete all associated data within 72 hours in accordance with our Privacy Policy.
We may update these Terms from time to time. We will notify you of material changes by email or through the Service at least 30 days before the changes take effect. Continued use of the Service after the effective date constitutes acceptance of the updated Terms.
These Terms are governed by the laws of the People's Republic of China, without regard to conflict of law principles. Any disputes arising from these Terms shall be resolved through good-faith negotiation, and if unresolved, through arbitration in Xiamen, Fujian, China.
If you have any questions about these Terms, please contact us: