ePacket (EUB / Eyoubao / 国际e邮宝), developed through an agreement between China Post and the United States Postal Service (USPS) and subsequently expanded across more than 40 countries, is the world's most popular and iconic cross-border e-commerce small packet shipping service. Engineered specifically for lightweight e-commerce merchandise (under 2 kg), ePacket combines affordable shipping rates with priority air handling, end-to-end barcode tracking, and direct injection into national postal carrier networks (USPS, Royal Mail, Canada Post, Australia Post).
How to Track Your ePacket (EUB / Eyoubao) Shipment Online
Tracking your ePacket (EUB / Eyoubao) shipment is fast, transparent, and accessible 24/7. Follow these simple steps to monitor your cargo from origin pickup to final destination:
- Locate Your 13-Character ePacket Tracking Number: Find your tracking number (starts with letter L and ends with CN, e.g., LK123456789CN) on your AliExpress, eBay, or merchant order confirmation.
- Enter Code in Search Box: Type your 13-character tracking code into the search box above without spaces or hyphens.
- Click Track: Submit the query to query China Post and destination national postal tracking databases.
- Review Postal Milestones: Track origin post office acceptance in China, international airmail exchange departure, destination customs clearance, and final mail carrier delivery.
ePacket (EUB / Eyoubao) Tracking Number Format & Where to Find It
ePacket tracking numbers follow the Universal Postal Union (UPU) standard format: **2 letters starting with L, followed by 9 digits, and ending with CN** (for example: LK123456789CN, LM987654321CN, or LT456789012CN).
- On your AliExpress, eBay, or Shopify order details page under "Track Order".
- Printed under the barcode on your physical ePacket shipping label.
- In your order dispatch confirmation email from online sellers.
Understanding ePacket (EUB / Eyoubao) Shipment Statuses
As your consignment moves through sorting facilities and linehaul transit, its status is scanned into the central network. Here is what each milestone checkpoint indicates:
| Status Milestone | Detailed Explanation | Next Action Required |
|---|---|---|
| Posting / Collection (收寄) | Item physically accepted, weighed, and scanned at local China Post branch. | Staged for dispatch to international postal exchange. |
| Arrival at Inward Office of Exchange (互换局) | Item received at Shanghai, Beijing, or Guangzhou international mail exchange center. | Undergoing sorting and export security X-ray screening. |
| Departure from Outward Office of Exchange (离开互换局) | Item cleared China export customs; consolidated into airmail bag and tendered to airline. | Awaiting scheduled international air cargo flight departure. |
| In Flight Transit (航空运输中) | Airmail consignment in transit aboard international commercial flight toward destination country. | International air transit underway. |
| Arrival at Inward Office of Exchange (Destination) | Flight landed; item checked into destination national postal exchange gateway (e.g. ISC New York, Chicago, London Heathrow). | Transferred to destination customs authority for import inspection. |
| Customs Cleared (海关放行) | Item cleared destination national customs inspection and duty assessment. | Handed over to destination national post (e.g. USPS, Royal Mail, Australia Post). |
| Out for Delivery | Loaded onto local mail carrier vehicle; carrier on route to recipient address. | Delivery expected today. |
| Delivered / In Mailbox (妥投) | Item delivered successfully to recipient mailbox, porch, or signed for. | International ePacket delivery completed. |
ePacket (EUB / Eyoubao) Shipping Services & Delivery Timelines
ePacket (EUB / Eyoubao) offers specialized delivery tiers engineered for domestic and commercial logistics needs:
- ePacket (EUB / Eyoubao): Fast, fully tracked priority air small packet shipping for packages weighing up to 2 kg (4.4 lbs).
- China Post EMS (Express Mail Service): Top-priority international express courier for heavier packages up to 30 kg with accelerated customs clearance.
- China Post Air Mail (Small Packet): Economy international airmail small packet service delivering worldwide within 15 to 30 business days.
- China Post Surface Mail (Sea Freight): Ultra-low cost ocean freight shipping for heavy non-urgent merchandise.
Troubleshooting ePacket (EUB / Eyoubao) Delivery Delays & Non-Delivery (NDR)
ePacket delivery delays typically occur during peak holiday shopping surges (Double 11, Black Friday, Christmas), international air cargo flight capacity squeezes, or destination national customs backlogs (such as USPS ISC facilities in New York or Chicago). If tracking displays "Dispatched to Destination Country," the parcel is in international air transit.
Official ePacket (EUB / Eyoubao) Customer Support Directory
For parcel tracking escalations, address modifications, or delivery claims, reach out to ePacket (EUB / Eyoubao) customer support:
- Helpline / Phone: +86 11183 (China Post EMS Helpline) / 1-800-275-8777 (USPS Support)
- Email Support: feedback@chinapost.com.cn
- Official Website: https://www.ems.com.cn
- Headquarters: No. A3 Financial Street, Xicheng District, Beijing 100808, China
- Major Transit Hubs: Beijing International Mail Exchange, Shanghai International Mail Exchange, Guangzhou International Mail Exchange, Shenzhen Mail Center
Frequently Asked Questions about ePacket (EUB / Eyoubao) Tracking
How do I track my ePacket (EUB) package?
Enter your 13-character tracking number (starts with letter L and ends with CN, e.g. LK123456789CN) into the tracking tool above to view live airport scans, flight transit, and destination postal delivery.
Who delivers ePacket packages in the United States?
In the United States, physical doorstep and mailbox delivery is performed by the United States Postal Service (USPS) as First-Class Package International Service.
How long does ePacket take to deliver from China to the USA?
Standard ePacket transit time is typically 7 to 15 business days to the United States, United Kingdom, Canada, and Australia.
What is the weight limit for ePacket shipments?
ePacket is restricted to small parcels weighing up to 2 kg (4.4 lbs), with package dimensions not exceeding 90 cm in combined length, width, and height.