Licensing inquiries, technical support, or business partnerships — we'd love to hear from you.
Response within 24-48 hours on business days
API reference and integration guides
Our Taobao store primarily serves domestic China customers. For international orders, please email zangotech@163.com — we accept PayPal or international wire transfer for Starter / Pro / Business tiers, and will provide you with the same license.dat + SDK zip by email.
If you hit a payment or download problem on Taobao, email zangotech@163.com with your order number — we'll resolve it manually and resend the download link.
Plan selection, trial requests, enterprise licensing, billing inquiries
SDK integration, API usage, performance tuning
OEM customization, channel partnerships, strategic alliances
Please include [Security] in your email subject line
Team
Zango Tech
Business Hours
Mon - Fri, 09:00 - 18:00 (GMT+8)
Tip
Please include the inquiry type in your email subject (e.g., [Licensing], [Technical Support], [Partnership], [Security]) for faster processing.
Response time: 24-48 hours on business days