Q: Why choose Fosen?

A: Professional manufacturer of gas sensors, gas detector and global sensing solutions provider with over 17 years of experience. Top quality guarantee, excellent service, customized products and fast delivery!


Q: What is your lead time of delivery?

A: Reference lead time: 1-15 days after receiving deposit depending on volume. The actual lead time can be confirmed with Fosen.


Q: What’s your shipping method?

A: Express, air, sea, train, etc. according to customer’s requirement on cost and time.


Q: What are your payment methods for online orders?
A: T/T, Paypal, West Union, Credit Card, etc.


Q: Do you accept customized products?
A: Yes we do. Customer technical demand, LOGO and packing design are available.


Q: Do you accept sample order?
A: Sample order is acceptable.


Q: What ‘s your company’s quality policy?
A: All Fosen products go through strict inspections and tests to make sure they are 100% qualified before shipping out.


Q: Do you offer after-sale service?
A: Yes, we do. For sustainable cooperation, our sales will regularly contact you to know the feedbacks.