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About
CEO's message
Company History
Organization chart
Location
Business Areas
Duct production process
Straight Duct
Radius Elbow Duct
Installation
Recruit
Contract
Contract
Construction Performance
Owned equipment list
Overseas
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T&B Air Duct HAVC LLC’s
Systematic production process
Based on rich experience accumulated
over many years
It is a systematic production process.
Learn more
Straight Duct
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Radius Elbow Duct
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Business Areas
T.D.F DUCT production process
Loading Coil sheet
Beading
Galvanized Steel Sheet Cutting
SEAM Forming
T.D.F Forming
Automatic Bending
SEAM Temporary Assembly Step
SEAM Automatic Assembly Step
Upper and Lower Corner Assembly
Duct Completion
Cleaning and vinyl wrap completion
Site Delivery
Installation
Installation
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