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ZHOUSHAN PUTUO DONGFANG
MACHINERY CO., LTD.

Zhoushan Putuo Dongfang Machinery Co., Ltd. is located in the Shenjiamen Pingyang Industrial Zone, a well-known fishing port area. It faces the famous Putuo Mountain across the sea, and enjoys convenient land, sea, and air transportation.
The company is one of the earliest local factories engaged in the development, research, manufacturing, and import of diesel engine accessories. With over 20 years of experience in producing and importing accessories, the company boasts a team of experienced, highly skilled professionals with advanced management expertise in mechanical engineering.
The company passed the ISO 9001 Quality Management System certification in 2001 and has been rated as an AAA-class enterprise for three consecutive years. After decades of development, it now covers an area of over 800 square meters and produces more than 5,000 sets annually. Equipped with advanced facilities and strong production capabilities, our main products include cylinder heads, cylinder liners, valves, valve seats, cages and guides, connecting rods, piston pins, and piston heads. These products are widely used in imported marine diesel engines. With stable quality and excellent service, we have established good cooperative relationships with major shipowners and dealers across various regions.
Oriental adheres to the business spirit of integrity, pragmatism, and continuous improvement. We uphold the principle of "Quality First, Reasonable Prices, and Dedicated Service" and look forward to creating a brighter future together with our customers!

CERTIFICATE OF HONOR
  • AAA Enterprise Credit Rating for 2003
  • AAA Credit Enterprise
  • Tongjiang Famous Brand Promotion
  • 2002 Advanced Unit for Work Safety
  • BS EN IS0 9001:2000
  • Certificate
LATEST NEWS
  • Valve cages and valve guides are a pair of fundamental supporting components in the engine's valve train, used to secure and guide the valves. If the valve is the "door," the valve seat is the "doorfr...

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  • Valves and valve seats are a pair of critical components in the engine's valve train (the system that controls the engine's "breathing"). They work together to precisely open and close the intake and ...

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  • A cylinder liner (also called a cylinder sleeve) is a cylindrical part inserted into the engine block. It acts like the "armor plate" inside the heart of the engine. Together with the cylinder head an...

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  • The cylinder head is a critical precision component in an internal combustion engine. Think of it as the engine's "ceiling." It sits atop the cylinder block (engine block) and together with the piston...

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