Ningbo Daxie Development Zone Tianshan Cylinder Block Co, Ltd. (Pagkatapos nito ay tinukoy bilang "Tianshan Cylinder Block") ay itinatag noong 1992, na may isang rehistradong kapital na 5 milyong yuan, na matatagpuan sa Ningbo, Zhejiang Province, na katabi ng port ng International Transportation Beilun.
Tianshan cylinder block adheres to the technology orientation as the core, sets product research and development and application services in one, and gradually realizes the leap from traditional manufacturing to advanced manufacturing. At present, Tianshan cylinder sleeve covers an area of 24,000 square meters, with advanced machinery and equipment of more than 200 sets, and is a professional Y20 (φ56) Mataas na Silicon Aluminum Alloy Technology Durable Outboard Engine Cylinder Series suppliers and Y20 (φ56) Mataas na Silicon Aluminum Alloy Technology Durable Outboard Engine Cylinder Series factory. The company has always focused on technology, deep cultivation, forging ahead, strong technical force, advanced manufacturing technology, and continues to scale, with science and technology advancing.
Bilang piniling pinili ng mga customer, ang mga produktong block ng Tianshan Cylinder na may "Advanced na Teknolohiya, Magandang Teknolohiya, Mataas na Kalidad, Buong Iba't-ibang" Kilalang Sa Domestic at Foreign Markets, at ibinebenta sa buong Thecountry, at nai-export sa Timog Silangang Asya at iba pang mga bansa at rehiyon, mayroon na ngayong higit sa 300 iba't ibang mga pagtutukoy ng modelo.
Ang diameter ng silindro ay 56mm, na kung saan ay isang espesyal na silindro para sa maliit at medium-sized na mga makina ng outboard. Ito ay angkop para sa dalawang-stroke engine na may isang saklaw ng kuryente na halos 20hp. Ito ay angkop para sa mga bangka sa pangingisda sa malayo
