CHANGLONG | Smart Entrance Solutions Manufacturer

Service Center

Support for buyers before and after the order.

Service Center

Samples, lead times, after-sales and answers — everything buyers need after the quote.

Sample Request

Sample policy for distributors and testers.

Lead Time

Production and delivery time by product line.

After-Sales

Warranty, spare parts and remote support.

FAQ

The questions buyers ask us most.

Sample Request

Standard models can ship as a 1-set trial order. For volume distributors, sample cost is fully deductible from your first bulk order. Custom samples (special color / size / logo) take 5–10 extra working days for tooling confirmation.

Lead Time & Delivery

ProductProductionSea freight (example)
Retractable / cantilever gates10–20 working days15–35 days by sea
Boom barriers / bollards7–15 working days15–35 days by sea
LPR devices / turnstiles7–15 working daysAir freight 5–10 days
OEM / ODM custom orders+5–10 working daysPer confirmed plan

After-Sales Support

  • 12–24 months warranty depending on product line
  • Free spare parts for warranty claims — shipped with your next order or by air
  • Remote video installation guidance included with every order
  • On-site engineer service available for large overseas projects

Frequently Asked Questions

More questions? Message us — we reply within 24 hours.

Are you a factory or a trading company?
We are a manufacturer with our own production base in Foshan, Guangdong, China. You buy directly from the factory — no middleman markup, better prices and faster lead times.
What is your minimum order quantity (MOQ)?
Most products support low MOQ — even 1 set for standard models. Custom sizes and colors are available with OEM/ODM service.
How do you ship and how long does delivery take?
We ship worldwide by sea or air. Production takes 10–20 working days depending on the model, plus shipping time. All export documents are provided.
What payment terms do you accept?
Standard terms are 30% T/T deposit and 70% balance before shipment. Trade Assurance orders and L/C are available for qualified buyers.
What warranty do you offer?
Standard warranty is 12–24 months depending on the product. Spare parts and remote technical support are included; our engineers assist with installation guidance.
Can you customize the size and color?
Yes. Gate length, height, material thickness, color and logo can all be customized. Send us your site dimensions and we will provide a free design proposal.

Get Your Factory Quote Today

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