Ningbo Spey Scientific Cylinder Co., Ltd., was founded in1998,  with a registered capital of RMB 3.08 million yuan, located in daxie development zone, Ningbo, Zhjiang, China. At present, Spey have 486 permanent staff, covers an area of 30000 m �and  building area of 2300 m �is specialized in producing motorcycle cylinder block, general engine crankcase mower cylinder and auto cylinder liner. Spey has two factory,located in Ningbo and Jiangmen, which covers JiangZheHuand YueGang economic circle.
Our company adopts resin sand casting technique, ADC12 aluminum alloy die casting technology,
and produces cylinder blocks with high quality iron alloy, of which wearing resistance is 60% higher than boron cast iron.
Therefore, it obtains good reputation in long term with leading technology while demand exceeds the supply. Our annual
production is 5 million sets for 5 series including nearly 100 sorts, with output value 200 million, one quarter in China.