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Since 1982

Hose Innovation & Manufacturing

About Sejong Flex

Quality is Our Business.


Sejong Flex has grown as the company specializing in manufacturing PVC hoses on the basis of the technology and experience having been accumulated for a long time.

It achieved the export to more than 50 countries in the world with the perfect PVC hose production through the incessant R&D and the education of production staffs and is steadily supplying the products on the basis of the satisfaction and trust from the customers from all over the world

Customer satisfaction and trust are the first priority. The mutual growth with you is realized by supplying the quality PVC hoses at reasonable prices at the right time through the investment in the state-of-the-art facilities and the optimized control of production.



As a global leader of PVC hose industry, We`ll strive to make a happlier world.


Since 1982, Hose Specialized Production, New Product Development, Export and Domestic Distribution


Hose parts & Agricultiral supplies

Import and export of premium hose couplings, bands, kamrock and agricultural products


Chemical materials

Importing and exporting high-functioning chemical materials and other raw materials


Product Line

Sejong Flex concentrate business capabilities and create a new business value.

High pressure spray hose

Use for electric pesticide spray for rural areas, orchards, vinyl greenhouses and so on.
Besides, it`s used to high pressure transmission, excavation of mine or roads, cleaning ship and vehicles, and other special hose need high pressure.

Spring hose (for food)

It is not including 7 phthalate(DEHP, DBP, BBP, DNOP, DINP, DIDP, DEHA) and 4 heavy metals(lead, cadmium, mercury , chrome 6+). Use for transmission of various molecular particle, industries and shockpoof and protection.

Heavy duty suction hose

It is mainly used for civil engineering, mining, construction, agriculture, ships, and fisheries, and is used for general water and drainage as well as for various particle and liquid transports, as well as for ground, underground wire protection and other plumbing purposes.

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