Gold Member Since 2006
Audited Supplier

Ningbo DSW International Co., Ltd.

Oxygen Cylinder, Seamless Steel Cylinder, Gas Cylinder manufacturer / supplier in China, offering China Produce 99.999% N2o Gas Machine, N2o Laughing Gas Produce Machine, China Laughing Gas Plant Exporters and so on.

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Hot sell product

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we sale 20containers at least every month
we sale 20 containers every month,we have ISO9809-3,GB5099,J...

Product test

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seamless steel gas cylinder pass hydraulic test

Bulletin Board

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factory price gas cylinder
you can get factory price of our gas cylinder, and different...

My Video

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seamless steel cylinder painting and heating
seamless steel cylinder painting and heating
Every piece seamless steel cylinder will do internal polished
Every piece seamless steel cylinder will do internal polished to keep the gas purity