Guiyang Ventilation Equipment

Wind pipe, ye pip system ye tɔ̈u në air transport ku distribution. Yïn tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ̈n tɛ Durkduct wind pipe ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l ye kɛ̈l. A lëu bï ya tɔ̈ɔ̈u në biäk de biäk de biäk de biäk de biäk de biäk de biäk de biäk de biäk de biäk de biäk de biäk. Wind pipe production Stainless steel wind pipe production is coated with sealing glue (such as neutral glass glue) in the bite mouth seam, rivet seam, flange flip edges four corners and other gaps. Wind pipe production is made of stainless steel wind pipe in the bite mouth seam, rivet seam, flange flip edges four corners and other gap Ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ̈n ka tɛ̈