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Since 2025
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Dongying Zhengda Metal Product Co.,Ltd.
Zhengda Metal Product Co.,LTD. is a lost wax process (investment casting process) foundry in Dongying,Shandong,China,established in 1990,with 60 tons production capability per month. Zhengda consists of five factories,a tooling factory,a precision casting factory,a CNC machining factory,Sheet metal machining factory and a polishing process factory.
Our products mainly include building hardware,marine hardware,valve and pump accessories,machinery wear parts,auto parts and some customized products. The products are usually in stainless steel,carbon steel material,alloy steel,etc. With expertise in production,Zhengda is well equipped to provide complex shapes to close tolerances,high standards of finish,and stringent testing and inspection.
All the above activities are supported by experienced,trained,and qualified personnel who are highly motivated to offer their best. Over 90% of products are exported to many countries and regions,such as the United States,South Korea,Australia,Germany,Sweden,Singapore,Spain and Taiwan.
Investment Casting Parts
US$4.00-5.00/ Piece
1 Piece (MOQ)
US$0.09-1.00/ Piece
10 Pieces (MOQ)
US$4.00-5.00/ Piece
1 Piece (MOQ)
US$4.00-5.00/ Piece
1 Piece (MOQ)
US$0.10-0.50/ Piece
100 Pieces (MOQ)
US$0.08-1.00/ Piece
10 Pieces (MOQ)

Sheet Metal
OEM Custom Sheet Metal Stainless Steel Aluminum Machine Parts Laser Cutting
US$0.10-1.00 / Piece
10 Pieces (MOQ)
Factory Direct Sales Customized Processing Bending Metal Stamping Sheet Metal Parts
US$0.05-0.50 / Piece
100 Pieces (MOQ)
Low Price Customized Precision Machined Stainless Steel Sheet Metal Parts
US$0.08-0.88 / Piece
10 Pieces (MOQ)
Factory Customized Laser Cutting Bending Metal Stamping Sheet Metal Parts
US$0.09-1.00 / Piece
10 Pieces (MOQ)
Factory Direct Sales Customized Processing Laser Cutting Stainless Steel Sheet Metal
US$0.04-0.50 / Piece
10 Pieces (MOQ)
Manufacturer Direct Sales Price Customized Processing of Stainless Steel Sheet Metal Parts
US$0.05-1.00 / Piece
10 Pieces (MOQ)
Precision Custom Stainless Steel Bending and Laser Cutting with Polish
US$0.10-0.50 / Piece
1 Piece (MOQ)
Factory Direct Sale at Low Prices: Stainless Steel Laser-Cut Sheet Metal Parts
US$0.05-1.00 / Piece
10 Pieces (MOQ)
Marine Hardware
Stainless Steel Marine Hardware Boat Locker Door Latch Lock Latch with Key
US$7.00-9.00 / Piece
1 Piece (MOQ)
Marine Hardware Custom Duplex 2205 316 Stainless Steel Fishing Rod Holders
US$14.00-20.00 / Piece
1 Piece (MOQ)
Marine Hardware 316 Stainless Steel Boat Deck Fuel Water Filler for Yacht
US$5.99-7.50 / Piece
1 Piece (MOQ)
Factory Direct Sales of High-Quality Marine Hardware Stainless Steel Fishing Rod Holder
US$16.00-18.00 / Piece
1 Piece (MOQ)
Hot Sales 316 Stainless Steel New Condition Casting OEM Boat Seat Hinge for Sea
US$2.50-4.50 / Piece
1 Piece (MOQ)
Power Marine AISI316 Stainless Steel Grapnel Anchor 2.5kg Folding Boat Anchor
US$60.00-100.00 / Piece
1 Piece (MOQ)
Zd Marine Hardware 1-80kg 316 Stainless Steel Bruce Boat Anchor Mirror Polished Manufacturers
US$145.00-150.00 / Piece
1 Piece (MOQ)
Marine Hradware Yachts Stainless Steel High Polishing Carbon Steel Galvanized Casting High Holding Power Boat Anchor
US$5.50-25.00 / Piece
1 Piece (MOQ)
Glass Railing Hardware
Low Price Custom Stainless Steel 2205 Staircase Balcony Glass Fence Standoff
US$9.00-12.00 / Piece
1 Piece (MOQ)
High Repurchase Stainless Steel 2205 Glass Pool Fence Adjustable Glass Spigot
US$19.95-22.50 / Piece
10 Pieces (MOQ)
Manufacturer Custom Stainless Steel 316 Glass Balustrade Stair Handrail Railing Handrail Bracket
US$2.99-6.00 / Piece
1 Piece (MOQ)
Zd Factory Direct Sale 90 - Degree Glass to Glass Stainless Steel Class Clamps for Swimming
US$2.00-3.99 / Piece
1 Piece (MOQ)
OEM Stainless Steel Glass Fittings Balustrade Adjustable Side Mount Glass Spigot
US$5.00-8.00 / Piece
1 Piece (MOQ)
Factory Direct Sale Stainless Steel Glass Clamps Railing Shower Glass Railing Clamp
US$1.78-3.50 / Piece
1 Piece (MOQ)
Stainless Steel 90 Degree Swimming Pool Fence Staircase Glass Clamp
US$1.50-2.99 / Piece
1 Piece (MOQ)
Custom Frameless Glass Railing Stainless Steel 2205 Hardware Fittings Glass Clamp
US$7.50-9.50 / Piece
1 Piece (MOQ)