Shipping policy
Shipping Policy
Our Supply Chain Partstock is a brand headquartered in Hong Kong. To provide you with cost-effective and diverse products, we utilize a multi-channel distribution model. We maintain a local warehouse in California, USA for in-stock items, and have deeply integrated manufacturing facilities in Changzhou, China for custom orders.
1. Order Processing & Shipping Times
Order Cut-off Time: 1:00 AM Pacific Standard Time (PST, GMT-08:00)
Time Zone: All shipping times are calculated based on Pacific Standard Time (Los Angeles).
To meet different customer needs, our products are divided into "Standard Retail (In-Stock)" and "Bulk/Custom (Pre-order)". Please refer to the specific timelines below:
[Standard Retail Items] Applicable to single-piece in-stock items.
Handling Time: 1–2 business days
Transit Time: 2–10 business days
Estimated Total Delivery: 3–12 business days
Shipped From: 14505 Proctor Ave, City of Industry, CA 91746
[Bulk/Custom Pre-order Items] Applicable to bulk purchases or custom manufacturing. These orders require production and international ocean freight. We deeply appreciate your patience.
Order processing time (days): 15–20 business days after order confirmation
Transit time (days)：23–40 business days
Estimated Total Delivery: 38–60 business days
Shipped From: Directly from our factory in Changzhou, Jiangsu, China
In order to minimize costs and provide complimentary shipping, we ship [Bulk/Custom Pre-order Items] orders via ocean freight. This method involves a longer transit time, and we deeply appreciate your patience and understanding.
(Note: If your cart contains both standard and custom items, we will ship them separately. In-stock items will arrive first.)
Exceptions: Weekends and US national holidays are not included in standard shipping times.
Delays or Cancellations: We will notify you promptly via email of any unexpected delays.
Tracking: Delivery times may vary depending on the destination. Multiple or oversized items may be split into separate packages and arrive on different dates. A tracking number will be provided for each shipped package.
2. Shipping Coverage
We currently only ship to the contiguous 48 United States.
Please provide a valid physical street address at checkout.
We DO NOT ship to:
Hawaii (HI) and Alaska (AK)
P.O. Boxes
Military Addresses (APO / FPO / DPO)
US Territories and outlying islands
3. Shipping Cost We offer Free Standard Shipping on all orders to the contiguous 48 states.
4. Customs & Duties For orders shipped to the contiguous 48 states, we cover all customs duties and related taxes. You will not need to pay any additional fees upon delivery.
5. Address Modification Yes, address changes can be requested. Please email us at service@partstock.shop. We typically reply within 1–2 business days and will do our best to accommodate your request.
6. Order Tracking Yes! Once your order ships, you will receive an email with your tracking number to check the status on the carrier's website. For help, contact: service@partstock.shop. We typically reply within 1–2 business days.
7. Order Issues & Exceptions Please inspect your package carefully upon delivery. If there is any damage or quality issue, please contact us via email at service@partstock.shop within 14 days of receipt (based on the tracking delivery time). Please provide: Your order number, clear photos of the defect/damage, the outer packaging, and the shipping label. We typically reply within 1–2 business days.
8. Returns & Exchanges For assistance with returns, please contact us at service@partstock.shop. For detailed terms and conditions, please visit our Refund policy – Partstock page.
9. Important Note for Custom Orders Bulk/Custom Pre-order items are made-to-order. Orders can only be canceled before production begins. Once production starts, the order cannot be canceled, modified, or refunded. Questions? Email us at: service@partstock.shop.
Thank you for your trust. We hope our products bring warmth to your home!