Guangzhou the Huitong mechanical excavator plus the long arm of factory is designed for two-stage excavator standard arm, two-stage excavator plus the long arm and three-excavator plus the long arm. 
 Two-stage excavator standard arm can strengthen and increase the strength of the arm, two-stage excavator standard arm is mainly applied to the earthworks, road works, stone factory and mine; 
 Two-stage excavator plus the long arm can be extended to (13-28) meters, two-stage excavator plus the long arm of earth and stone foundation and deep cutting and long-distance clear of mud mining operations; 
 Three-excavator plus the long arm can be extended to (13-36) meters, three-excavator plus the long arm pit operations and the dismantling of the high-rise buildings. 
 Plus the long arm configurations: 
 (A) two-stage increase the long arm, the standard arm, arm three sections: plus grew up arm (1), the extended arm (1) bucket (1) and bucket cylinder (1) pin (6), high pressure hose (4), butter tube (3), the connecting rod assembly (1 set); 
 (B) three-plus the long arm, standard arm, arm three sections: Canadian grew up arm (1), and longer in the arm (1), the extended arm (1) bucket (1) bucket cylinder (1) pin (11), high-pressure hose (24), butter tube (12), the connecting rod assembly (1 set), weight (2-3 tons); 
 (C) of the four sections plus the long arm and standard arm, three sections of the arm: add grow up arm (a), extended arm (a) (2) extended arm, bucket (1) bucket cylinder (2), pin (16), high-pressure hose (28), butter tube (14), connecting rod assembly (2 sets), weight (3-5 tons). 
 Note: The above parameters for reference only, please inquire in detail; the entire staff of the Division I will be happy to serve you and give you the best and most authoritative and most useful configuration recommendations. 
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