24-hour customer service

As a professional diesel engine and generator manufacturer, we strive to solve problems for customers through perfect services. Our efficient and fast problem solving capability can ensure your needs be satisfied in 24 hours.


According to different orders, it takes 7-30 days to arrange production. Our general service flow is as follows:
Down payment receiving---spare parts purchase---parts assembly---machine debugging (qualified) ---spray paint---nameplate pasting--wooden box packaging---full payment receiving---shipment time determination and shipment preparation.


During the whole service, we will have special technicians responsible for your business.

We can provide customers with


Warranty claim

Warranty claim range:
This warranty items apply to diesel engines and generators, which were delivered to users by SHYAN in 1993 or afterwards.




Engine warranty

This warranty applies for any failure of the engine or motor due to defects in materials or manufacturing processes under normal services and maintenance conditions.
The warranty period will last for 1 years or 1000 operating hours from the date of the completion of the engine or motor production, and the last expired time is counted. For example, if running above 1000 hours in the first year, the warranty is still valid until the end of the first year.



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


 Tel   +86-21-59946018


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

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