Zhejiang Sun Stock Co., Ltd.

Founded in 2005, Zhejiang Sun Stock Co., Ltd. was reconstructed from Shangyu Engine Machinery Co., Ltd., which was set up in 1958. Through many years' development, especially through the scheme and construction of "five year plan"- "7.5", "8.5" and first three years of "9.5", our annual output is 600, 000 pieces of various types of crankshafts, 80, 000 sets of small single-cylinder diesel engines, 10, 000 sets of electric bikes and 10, 000 tons of superior castings.

The advanced casting technology for nodular-cast-iron finishing within "8.5" period was praised and confirmed by the Ministry of Mechanical Industry in 1993. This technology is an important breakthrough of crankshaft production. Our product quality and production process have reached international level. In 1997,  

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depending on the high level scientific and technical group, as well as advanced equipment and great research achievement, our company formed a reliable quality assurance system for product development. With the help of skillful staff, our company has always been supplying top grade products to many famous manufacturers worldwide. In 1999, we attained ISO9001 Quality System Certification.

In 1970s, our company cooperated with Cixi Three Circle Engine and Yuyao Engine to design and produce diesel engines. "Cixi's three circle" trademark represents three enterprises. Then, the group was divided into three enterprises and "three circle" trademark was used by Cixi Three Circle Engine Company.

Our company is adjacent to Shanghai-Ningbo Expressway, Hangzhou-Ningbo Railway and No. 329 and No. 104 National Ways. We are only 70 kilometers away from Hangzhou International Airport and Ningbo Airport. The transportation is very convenient by land, water and air.

Our leaders, together with all staff, warmly welcome friends from at home and abroad to discuss cooperation with us and create a glorious future together.