Development History

2025

Innovatively developed and improved smart loT systems.

2023-2024

Longfian completed our own 20,000 square meter production base, opening the start of new chapter.

2020-2021

Market covering more than 800,000 oxygen concentrators to 120 countries.

2018

In 2018, Longfian built up a sister company in Dongguan city which produces the high flow oxygen generator applied in Industry, Aquaculture,Ozone and EWOT field.

2015-2017

The second generation 10L to 60L high flow oxygen concentrator was launched,

2014

In 2014,Longfian obtained certificates of FDA,ISO80601-2-69.

2011

In 2011,appointed as a qualified supplier of UNITED NATIONS organizations.

2005-2010

The first generation 5L series oxygen concentrator was created,and got the certificates of CE,NMPA.

Why Choose Longfian?

With over two decades of experience in medical oxygen technology, Longfian has grown from a factory manufacturer into a trusted global brand. We combine strong R&D, large-scale production, and a reliable logistics network to deliver oxygen solutions to more than 120 countries. From home care to hospitals, we provide high-quality devices and full-service support, ensuring every customer breathes with confidence.

How Does Longfian Ensure Product Quality?

Longfian’s quality assurance is a complete, closed-loop system. It starts with strict design and material control, is strengthened by automated manufacturing, guaranteed through 100% inspection, safeguarded by professional logistics and after-sales service, and finally validated by thousands of satisfied users.