Shandong Diamond Heavy Industry Machinery Co., Ltd.

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Donghan Co., Ltd.

🇨🇳 China

2008

501-1000 people

Manufacturer/Trading Company/OTHER

High capacity factory

ODM manufacturer

OEM manufacturer

Shipments

109

Key customer

AVON POULTRY

Key market

🇧🇩 Bangladesh

Description

Donghan Co., Ltd. is a manufacturer, trading company, and contract manufacturer based in Qingdao, China, with a factory located in a national manufacturing base for heavy machinery in Southwest China. Established in 2008, the company employs between 501 and 1000 people, including 95 senior technical personnel, and operates two subsidiary factories covering approximately 50,000 square meters. Donghan Co., Ltd. specializes in the design, manufacture, and marketing of machinery and equipment for heavy industries such as mining, metallurgy, power generation, shipbuilding, transportation, and petrochemicals. Their product portfolio includes forgings, forged products, grinding rolls, and shafts, with specific offerings like Blank of Intermediate Shaft of Diesel Engine, Outlet Module, Hot Forged Round Bar, Finished Dephosphorizing Roll, Finished Grinding Roll, Bearing Chock, and Transmission Side of Converter. The company serves both domestic and international customers, providing complete sets of equipment, spares, and accessories.

Bearing Chock

Finished Dephosphorizing Roll

Blank of Intermediate Shaft of Diesel Engine

Transmission Side of Converter

Hot Forged Round Bar

Finished Grinding Roll

Outlet Module

Dongnam Heavy Industria Co., Ltd

🇨🇳 China

1999

11-50 people

Manufacturer/Trading Company

Established brand

OEM manufacturer

Patented technology

Low MOQ

Key customer

CASE

Description

Dongnam Heavy Industria Co., Ltd. is a manufacturer and trading company specializing in heavy industry machinery components, established in February 1999. Based in Yantai, China, the company focuses on the development, manufacture, and sales of excavator attachments. With 11 to 50 employees and an annual revenue between USD 1,000,001 and 2,000,000, Dongnam Heavy Industria Co., Ltd. has a strong technical team with over 13 years of experience in the construction machinery industry. The company holds 15 patents related to quick couplers in Korea and is certified with ISO 9001. They offer a range of products including Excavator Quick Hitches, Excavator Quick Couplers, Excavator Rippers, Excavator Compactors, Excavator Breaker Hammers, and Excavator Grapples. Their quick couplers are designed for compatibility with major brands such as Hyundai, Daewoo, Kobelco, Komastu, JCB, Deere, Cat, Volvo, and Case, enabling efficient attachment changes in 10-20 seconds. Dongnam Heavy Industria Co., Ltd. operates a factory and serves both domestic and international markets.