Billing Questions
How can I contact you with billing questions?
Please email us at:

or give us a call during 9:00 am - 5:00 pm.

Can I get discounts?
No discount for handling fee and shipping fee.

For customers from companies, there is no discount. Services will be performed after the full payment.

For customers from universities and institutes, YES, there are below TWO promotions:

- Pre-pay orders (25% off): For customers charge their account prior to their ordering. The first time deposit is at least CNY30,000.

- Immediate payment orders (20% off): immediate full payment orders submitted together with your order form.