Terms of service
# Terms of Service
**Last Updated: September 14, 2026**
### 1. Overview & Agreement to Terms
This website is operated by **Dongguan Yunqimai Information Technology Co., Ltd (东莞云其麦信息科技有限公司)**, trading as **Zhongxin Data**. Throughout the site, the terms "we", "us", and "our" refer to Zhongxin Data.
By visiting our site and/or purchasing equipment from us, you engage in our "Service" and agree to be bound by the following terms and conditions ("Terms of Service").
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### 2. Products, Refurbished Hardware & Disclaimers
* **Condition & Testing:** Unless explicitly marked otherwise, products listed on this website are professionally tested, cleaned, and certified refurbished or pre-owned enterprise IT hardware (including network adapters, RAID/HBA controllers, and data center switches).
* **Specifications:** We endeavor to display accurate technical specifications, port configurations, and model numbers. However, enterprise compatibility within specific hypervisors, server chassis, or operating systems is the buyer's operational responsibility.
* **Trademarks:** All brand names, model designations, and logos (such as NVIDIA, Mellanox, Broadcom) belong to their respective owners. Zhongxin Data is an independent reseller and is not affiliated with, sponsored by, or an authorized agent of these manufacturers.
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### 3. Orders, Pricing & Payment
* **Pricing:** All prices are displayed in USD unless otherwise specified. Prices are subject to market changes without prior notice.
* **Order Acceptance:** We reserve the right to accept or decline any order. In the event of an inventory discrepancy or pricing error, we will notify you promptly and offer a full refund or equivalent alternative.
* **Payment Security:** Payments are processed securely via our integrated payment gateways. You agree to provide current, complete, and accurate purchase and account information for all purchases.
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### 4. Shipping, Delivery & Customs
* **Fulfillment Origin:** Orders are dispatched from our fulfillment center in Hong Kong.
* **Lead Times:** Standard orders are processed within 2–4 business days. Bulk or project-based orders may require additional testing and scheduling.
* **Customs, Duties & Taxes:** International shipments may be subject to import customs duties, VAT, or local brokerage fees assessed by the destination country. These charges are the sole responsibility of the recipient/buyer.
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### 5. 90-Day Warranty & Returns
* All refurbished enterprise hardware purchased on this website includes a **90-Day Limited Warranty** covering hardware defects and component failures under normal operating conditions.
* Returns and warranty replacements are governed by our **Refund and Warranty Policy**. Customers must obtain an RMA (Return Merchandise Authorization) before shipping any hardware back.
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### 6. Limitation of Liability
To the maximum extent permitted by applicable law, Zhongxin Data and its officers, employees, or affiliates shall not be liable for any indirect, incidental, punitive, or consequential damages, including but not limited to loss of data, system downtime, business interruption, or loss of profits arising from the use of or inability to use the hardware.
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### 7. Governing Law
These Terms of Service and any separate agreements whereby we provide you Services shall be governed by and construed in accordance with the laws of Hong Kong SAR.
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### 8. Contact Information
Questions about these Terms of Service should be directed to our legal and customer support team:
* **Legal Entity:** Dongguan Yunqimai Information Technology Co., Ltd (东莞云其麦信息科技有限公司)
* **Trading Name:** Zhongxin Data
* **Support Email:** jade.h.wu@gmail.com
* **Phone (Hong Kong):** +852 84807628
* **WhatsApp / Hotline:** +86 130 6861 6914
* **Fulfillment Hub:** Room 3, 17/F, Building C2, Hang Wai Industrial Centre, No.6 Kin Tai Street, Tuen Mun, New Territories, Hong Kong
* **Registered Address:** Room 212, No. 3, Lane 5, Baima Meiyuan Road, Nancheng Street, Dongguan, Guangdong, China