Sany Heavy Machinery Co., Ltd., a core company of by the Sany Group, has business in excavator production, sales, research and development. Sany Heavy Machinery Co. Ltd has employed over 1,000 senior R&D engineers and 40 foreign experts as well as established the largest and most advanced R&D testing system. Sany has manufactured 200 MT hydraulic excavator, hybrid hydraulic excavator, the fully-new positive flow excavator and electric small excavator, all of which are very innovative. Sany excavators have covered more than 20 categories including large excavator, medium excavator, small excavator and mini excavator, weighing from 1.5MT to 200MT.

Excavator structure includes power device, working device, rotating device, operating device, transmitting device, walking device and accessories. Based on its structure and usage, Sany excavators can be divided into crawler excavator, tire excavator, fully-hydraulic excavator, half-hydraulic excavator, fully-rotary excavator, general excavator and so on. Sany excavator can be equipped with multiple working devices in order to adapt to various construction demands, such as, excavating, lifting, loading, leveling, clamping and bulldozing.

Daily check is very necessary in order to keep your hydraulic excavators in a normal condition for a long time. First, check the chassis and slewing gear to make sure there is no grease leaking. Check the braking device and crawler belt to ensure the stability. Frequently check the fuel oil, grease, hydraulic oil and coolant to make sure the fuel oil is in an abundant level, choose the fuel oil according to the instructions and keep it clean.