High efficient and high quality equipments become the first choice for HSR construction In the first half of 2010, Chinese pile machinery market developed fast. According to experts' forecast, requirement of pile machinery increased 20% as compared to 2009. Take SUNWARD for an example, which is the largest pile machinery manufacturer in China, as against the corresponding period of 2009, its first half year's pile machinery sales increased 134.58% in the first half year of 2010. Rotary drilling rigs, as SUNWARD major pile machinery are widely used in construction of highway, railway, bridge and highrise building.