First Line is First Class

Engineered Composite Pressure Vessels

Highly reliable, cost-effective pressure vessels that contribute to worldwide water sustainability.
ASME

Highly reliable,cost-effective pressure vessels that contribute to worldwide water sustainability.
NSF CERTIFIED CARTRIDGE HOUSINGS

Creating Sustainable Solutions Through Water Filtration
Membrane PV Coupling Solutions

Corrosion-resistant Couplings Specially Designed for Membrane Pressure Vessels.

News

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First Line attended Aquatech Shanghai 2018 Exhibition May31-June02, 2018 – FIRST LINE is proud to announce its new products at Aquatech Shanghai 2018......
Holiday Notice for Chinese traditional Spring Festival Company will be closed from 11 to 21 of Feb,2018 for Chinese traditional Spring Festival......
First Line attended Aquatech Shanghai 2017 Exhibition June07-09, 2017 – FIRST LINE is proud to announce its new products at Aquatech Shanghai 2017......

Featured Product

Modular Unit System(MUS)
Modular Unit System is FirstLine's Innovation design,Compared with the traditional Rack System. Save space,save cost, easy operation......

Aquatech China 2021

2 June - 4 June 2021
Booth No.6.1H709

Add:South entrance, No.168 East Yinggang Rd. Qingpu District
National Exhibition and Convention Center (Shanghai),China