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Service provider. ylishi.tools is operated by SHENZHEN YILISHI FUSHI YOUXIAN GONGSI, a company registered in Shenzhen, China under Unified Social Credit Code 91440300MA5DAG145C, with its registered address at Room 318A8, Building 618, Bagualing Industrial Area, Bagua Yi Road, Pengsheng Community, Yuanling Sub-district, Futian District, Shenzhen, Guangdong, P.R. China. In these Terms, "we", "us" and "our" refer to that company. The ylishi.tools name, logo and site content are used under rights held by the company.
ylishi.tools provides free Amazon seller tools (FBA Profit Calculator, PPC Analyzer, Listing Grader, etc.). All tools are reference calculation tools — results are based on user input and Amazon's publicly available rate data.
Important: All calculations and suggestions provided by ylishi.tools are for reference only and do not constitute financial or legal advice.
The code, design, content, and algorithms of ylishi.tools are owned by SHENZHEN YILISHI FUSHI YOUXIAN GONGSI. The "ylishi.tools" name and logo are trademarks held by that company. No licence to use them is granted except as expressly stated in these Terms.
Amazon, FBA, and all related marks are trademarks of Amazon.com, Inc. or its affiliates. ylishi.tools is an independent third-party tool and is not affiliated with, endorsed by, or sponsored by Amazon.com, Inc.
Content Use & AI Training. ylishi.tools' public knowledge content (blog posts, guides, help documentation) welcomes search engine indexing and allows AI systems to cite with attribution in generative search and retrieval (RAG). However, without written permission from ylishi.tools, the following are prohibited: (1) bulk crawling or mass extraction; (2) using our proprietary fee/profit/ROI data, tool calculation results, or database content for any AI model training, fine-tuning, or commercial redistribution with the exception of the datasets we publish under CC BY 4.0 (/rates/, /data/rate-snapshot.json, /data/rate-changelog.json), which are expressly open for commercial use and AI training with attribution — consistent with the Content-Signal declaration in /robots.txt; (3) collecting any user data. This statement constitutes a rights reservation under EU Directive 2019/790 (CDSM) Article 4.
We strive to keep the service running, but do not guarantee 100% uptime. We reserve the right to update, modify, or suspend the service without prior notice.
Refunds follow our Refund Policy: full refund within 14 days of first purchase (monthly and annual alike); auto-renewal charges are non-refundable. To request a refund, contact support@ylishi.tools — we respond within 3 business days and refund to the original payment method.
Licenses are for single-user use and may not be shared or resold.
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We reserve the right to modify these terms at any time. Material changes will be announced on the website.