About us

SINCE 1993

Shangyan Power Technology Jiangsu Co., Ltd

Shangyan Power, which includes Shanghai Dongfeng Diesel Engine Research Institute and Shanghai Stanford Power Equipment Co., Ltd, was founded in 1993 as a professional Chinese name dedicated to the design and production of a variety of diesel engine types. These engines include non-road diesel engines, marine diesel engines, alternators and generator sets, which, as part of the main generator or standby power supply, are often used in communication, railway, oil, airports, hospitals, field exploration and other applications.

Our Strength

With two large production workshops (covering an area of 13,000 square meters), an annual output of 17,000 sets of diesel engines and alternators, and an annual total revenue of more than 500 million yuan over the last ten years, customers come to us with the knowledge that our diesel engines (available in a wide array of models and types, ranging from 25 to 2500kW) will meet any application need they may have, and do so in a way that is both efficient and reliable.

30 +

More than 30 years of industrial production experience


The workshop covers an area of 30000 square meters


Annual output of 17000 diesel engines and alternators


Over the past decade, the total annual income has exceeded 500 million yuan

Our Style

As recently as June of 2017, Shangyan Power has sold 340,000 diesel engines, and as we are experts in the production and assembly process for diesel engines, we can offer our customers professional guidance and services. Cumulative sales of motors that use our equipment reaches upwards of 60,000 sets, and our equipment has been used in numerous internationally known engine names, including Cummins, MTU, MAN, DEUTZ, Volvo, SDEC, Yuchai, Weichai, and Dongfeng.


In China

20 +

Set up service points in cities


It has passed the


certification and obtained the marine product license


Company History


The leader set up the company in Shanghai, mainly producing and developing diesel engines for construction machines, and providing supporting products for Shandong Lingong Construction Machinery Co., Ltd. (SDLG), one of the top 100 China's Enterprises in Mechanical Industry.


We began to produce power station diesel engines, and the power ranges from 80-300KW.


We started the design and production of marine diesel engines. We have obtained the Certificate of Type Approval for Marine Product of Register of Shipping of the People's Republic of China.

Dongfeng Diesel Engine Institute-Our Predecessor

Shanghai Dongfeng Diesel Engine Institute (referred to as Shyansuo) as the predecessor of Shangyan Power was founded in 1993 which is a well-known institution engaged in developing, designing and producing diesel engines, gas engines, hybrid systems and complete sets of products.

Shanghai Dongfeng Diesel Engine Research Institute
Shanghai Dongfeng Diesel Engine Research Institute
Shanghai Dongfeng Diesel Engine Research Institute
Shanghai Dongfeng Diesel Engine Research Institute

Cooperative Partner



Shangyan Power Technology Jiangsu Co., Ltd
Shangyan Jiangsu Import & Export Co.,Ltd

 E-mail   inquiry@sypower.com

 Tel   +86-21-59946018

 Website   https://www.sypower.com/

 Address   9 Jinggangshan Road, Suxitong Science and Technology Industrial Park, Nantong City, Jiangsu Province

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