Contact
Talk to Our Sales Team
Average response time under 2 hours during business hours (China Standard Time, UTC+8). For new projects, please share your product type, size, and target market — it helps us route your inquiry to the right specialist.
Direct Contact
Three Ways to Reach Us
Email
Leolian@sainsunpack.com
Best for: detailed specs, file attachments, formal RFQs
WhatsApp
+86 18948566765
Best for: quick questions, sample photos, real-time chat
Alibaba Verified Store
sainsunrts.en.alibaba.com
Best for: trade assurance orders, platform-verified transactions
Office Hours
Monday–Friday, 09:00–18:00 (China Standard Time, UTC+8)
Inquiries received outside business hours are answered the next business morning.
Inquiry Form
Send a Detailed Request
Factory Location
Shenzhen, Guangdong, China
Factory: Shenzhen, Guangdong, China
Port: Shenzhen Port
Coordinates: 22.5431°N, 114.0579°E
Note: Detailed factory address available on request
Shenzhen Port is one of the world's busiest container ports, with direct routes to Long Beach, Rotterdam, Hamburg, and Dubai. Typical ocean transit: 14–18 days to US West Coast, 25–30 days to Europe. Air freight via Hong Kong or Shenzhen airports available for urgent samples.
Have a Quick Question?
Many of the most common questions — MOQ, samples, lead time, certifications — are answered on our FAQ page.
View FAQ