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Bulk Purchasing Robot Vacuum Parts from China: Top 10 Questions US & EU Buyers Always Ask Third-Party Manufacturers

  • Cici
  • Nov 21
  • 3 min read

As a professional Chinese manufacturer specializing in robot vacuum accessories (main brushes, side brushes, HEPA filters, mop cloths, dust bags, water tanks, etc.) for Xiaomi, Roborock, Dreame, Ecovacs, iRobot and more, we talk to dozens of US, UK, German, French, and Canadian buyers every week.

Here are the exact 10 questions you will almost certainly ask before placing your first order — and our straightforward, real-world answers that have helped hundreds of Amazon FBA sellers, eBay stores, and Shopify brands start cooperating with us smoothly.


1. Which models are your parts 100% compatible with? Can you send a compatibility list?

Yes. techTongBo test every batch on real machines. If needed, we will provide you with a detailed compatibility table after you place your order— so you never get “doesn’t fit” reviews. If you are our long-term partner, we will also recommend the latest machine accessories to you as soon as possible.

techTongBo’s product display
techTongBo's products include accessories for robot vacuums and sweepers, and filters for air purifiers and humidifiers.

2. What is your MOQ? Can we start with just 100–200 sets?

Of course. As a third-party factory we are very flexible — most buyers start with 100–500 sets as a trial order. No extra charge for small quantities.


3. You are third-party, not official. Can you still help us pass Amazon Brand Registry and avoid IP complaints?

techTongBo will provide you with detailed product information, but you need to register their own country's brand and participate in Amazon's Brand Protection Program.


4. Do you have CE, RoHS certificates?

We have relevant product certifications and inspection certificates such as CE and RoHS, but currently, our products do not require these certifications to be shipped to Amazon in Europe and America for sale.


5. What packaging options do you offer?

You choose:

Simple white box (cheapest)

Neutral English color box with instructions (most popular for Amazon)

Fully customized box with your own brand logo (free design when quantity is reasonable, usually 1000+ sets)

techTongBo packaging display
techTongBo packaging display

6. How long is the lead time?

Popular items usually have stock and ship in 3–10 days after deposit. For customized packaging or colors, the delivery time will be determined based on the corresponding technical requirements and the quantity purchased. We always tell you the exact date before you pay.


7. Can you send free samples for first-time buyers?

Yes — We need you to provide detailed company information and purchasing requirements. Generally, we will refund the sample order amount, including shipping costs, when you place a formal order.


8. What is your defect & return policy?

techTongBo stand behind our quality:

We will bear full responsibility as per the agreed Incoterms® until the goods are received by the buyer (risk transfers to you upon delivery).

If there are any quality or compatibility issues with the product after receiving it, the buyer needs to provide a count of the number of problematic items and relevant videos and photos. We will then provide corresponding return and exchange services.


9. Do you ship by air express or sea freight? Do I need to find a freight forwarder myself?

techTongBo can do both — you decide:

· Small trial orders (100–1000 sets): DHL/UPS/FedEx air express, door-to-door, very fast.

· Large bulk orders: sea freight (LCL or full container) is much cheaper and recommended.

We will calculate the most competitive freight cost according to your order quantity and destination warehouse. If you already have your own freight forwarder, that’s perfect — just give us their contact and we will cooperate fully. Final shipping method is always 100% your choice. techTongBo only provides suggestions.

techTongBo's products are being sold all over the world
techTongBo's products are being sold all over the world

10. How do you ship to Amazon FBA warehouses?

We can assist buyers in shipping orders of any quantity to Amazon FBA warehouses; however, the shipping method, delivery time, and tax issues must be determined by the buyer. The seller only provides relevant suggestions.


Ready to Start Bulk Purchasing Robot Vacuum Parts from China?

If you’re looking for a reliable Chinese partner for bulk purchasing robot vacuum parts from China – one that actually makes your business easier and more profitable – just send us your target models and approximate quantity. Our professional sales representative will contact you within 24 hours to provide you with detailed purchasing advice and product quotations.


techTongBo (also named: Nanjing TongBo / NJTB) is a Chinese company specializing in the manufacture and sales of vacuum cleaner accessories. We offer replacement accessories for the global market that are compatible with mainstream vacuum cleaner brands and have stronger price advantages.


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