12V135 series diesel engine is a kind of product, which is specially designed and developed for the user’s expansion of the electric power station’s power scope, with its power scope of 176.5 KW-339 KW, and revolution of 1500rev./min, and simple in its matching pack, convenient in operation. And 12V135AZLD model of diesel engine, which is specially and newly developed this year, adopts the closed water circulating system and inter-cooling technologies. This kind of engine, with its excellent drive power, economic efficiency, reliability and reasonable low-price, rapidly occupies 300KW market, and really provides one kind of good product with the high-quality and reasonable low-price for the users.