Help
Support & Contact
We're here to help!
如有任何问题，我们会尽快协助你解决。
Frequently Asked Questions
以下是最常见问题与处理方式，建议先查看再提交工单。
How do I purchase a product?
Click "Buy Now" on any product page. You'll be directed to our secure checkout. After payment, you'll instantly receive download links via email.
在任意产品页点击 “Buy Now” 即可进入安全结账。支付成功后，下载链接会通过邮件即时发送。
What payment methods are accepted?
We accept all major credit cards, debit cards, and PayPal through our secure payment processor.
支持主流信用卡、借记卡及 PayPal，通过安全支付通道完成交易。
Can I print the resources?
Yes! Our PDFs are optimized for printing. Print as many copies as you need for personal/classroom use.
可以。PDF 已针对打印优化，可用于个人或课堂学习场景。
Do you offer refunds?
As digital products are delivered instantly, all sales are final. However, we take quality seriously — if you find any errors or issues, email us and we'll make it right. We also encourage you to try our free resources first to make sure our style suits your needs.
数字产品为即时交付，默认不退款；若发现内容错误，请邮件联系，我们会优先修复并补发更新版本。
What if I find an error?
Email us at support@25maths.com with your order number. We'll send corrected files within 24 hours.
请附上订单号发送至 support@25maths.com，我们会在 24 小时内提供修正文件。
Contact Us
提交后将进入支持队列，我们会通过邮箱回复你。
We'll receive your request in our support queue and reply from support@25maths.com.
我们会在支持队列中处理你的请求，并由 support@25maths.com 回复。