(* Special thanks are expressed to Mr. K M Kwok, Mr. David T W Mok, Mr. C M Lee, Mr. C Y Peng, Mr. K H Shum.)
(Further Info: [company website])

Fire-rated air duct

Air duct jointing

Group photo

Air duct insulation	Insulation installation process	Air duct products	DW144 duct tables	Air duct jointing	Air duct jointing
Spot welding	Conservation	Fire damper	Air diffuser	Volume control damper

	Air duct products	Air duct products	Air duct marking
Air diffusers	Air diffusers	Air diffusers	Air diffusers	Volume control damper	Volume control damper
Volume control damper	Diffuser painting	Diffuser finishing	Diffusers	Access doors	Raw materials
	Cutting of materials	Cutting of materials	Cutting of materials	Control room	Flow chart
Ductwork software	Air duct boots	Flange joint	Control room	Material cutting	Material cutting
Material cutting	Material cutting	Jointing	Circular air duct	Circular air duct	Circular air duct
Flat oval air duct	Flat oval mold sets	Circular air duct	Elbow	Duct fittings	Flange joint
Flange joint	Flange joint forming	Duct fittings	Roof design	Duct bending	Air duct products
Duct bending	Duct fittings	DW144 table	Factory layout	Fan unit	Flange joint machine
Spot welding	Guide vanes	Materials	Vertical flange jointing	Splitter vanes	Duct insluation
Duct insluation	Fire damper	Fire damper	Fire damper material	QC marks	Finished products
Flow diagrams	Factory layout	Factory entrance	Feedbacks	Historic buildings