Coast Rapid focuses on cross-border services trade and goods trade. We help business clients design solutions, integrate resources, manage processes, and deliver with confidence to expand internationally.
© 2026 Coast Rapid Co., Ltd. All rights reserved.
Welcome to our FAQ page! Here you'll find answers to the most common questions about shopping at store.dolphin-tec.com. Can't find what you're looking for? Feel free to contact us at support@dolphin-tec.com.
Simply browse our store, add items to your cart, and proceed to checkout. Follow the prompts to enter your shipping details and payment information, then confirm your order.
We accept major credit cards (Visa, MasterCard, American Express), PayPal, and [other methods you support, e.g., Apple Pay, Google Pay, Alipay].
We process orders quickly to ensure fast delivery. If you need to make changes or cancel, please contact us at support@dolphin-tec.com within 1 hour of placing your order. After that, we cannot guarantee changes.
Yes. We use industry-standard SSL encryption to protect your personal and payment information. Your data is safe with us.
Occasionally! Subscribe to our newsletter or follow us on social media to stay updated on promotions and exclusive offers.
We currently ship to [list countries or regions, e.g., worldwide / United States, Canada, Europe, Australia, and select Asian countries]. If your country is not listed, please contact us.
Shipping costs are calculated at checkout based on your location, package weight, and selected shipping method.
Delivery times vary by destination:
Destination
Estimated Delivery Time
Domestic (China)
3–7 business days
International
7–21 business days
Please note that customs clearance may cause additional delays for international orders.
Once your order ships, you will receive a confirmation email with a tracking number. You can use this number on our website or the carrier's site to track your package.
International orders may be subject to customs fees, import duties, or taxes imposed by your country. These charges are the responsibility of the buyer and are not included in our shipping fees.
We accept returns within 30 days of delivery for unused, unopened items in their original packaging. Please see our full Return Policy for details.
Contact us at support@dolphin-tec.com with your order number and reason for return. We will provide you with instructions and a return address.
The buyer is responsible for return shipping costs unless the item is defective or incorrect.
Refunds are processed within 5–10 business days after we receive and inspect the returned item. The refund will be issued to your original payment method.
Yes. If you would like a different size, color, or model, please initiate a return and place a new order for the desired item.
Yes. All our products come with a [12-month / 24-month] warranty against manufacturing defects. This does not cover damage caused by misuse, accidents, or normal wear and tear.
Please email us at support@dolphin-tec.com with your order number, a description of the issue, and photos/videos if applicable. We will guide you through the process.
Product manuals are included in the package. Digital copies can also be found on each product page or requested via email.
Check the product description for compatibility information. If you're unsure, feel free to contact us before purchasing.
No, you can check out as a guest. However, creating an account allows you to track orders, save addresses, and view your purchase history.
On the login page, click "Forgot Password" and follow the instructions sent to your email.
We respect your privacy. Please refer to our Privacy Policy for detailed information on how we collect, use, and protect your data.
Yes. Every marketing email includes an "Unsubscribe" link at the bottom. You can opt out at any time.
We're here to help!
Email: support@dolphin-tec.com
Response Time: Within 24–48 hours on business days
Or visit our Contact Us page for more ways to reach us.
Thank you for choosing Dolphin Tec!