Tianjin Tianduan Press Co., Ltd. (short name for TTP) was build in 1956 and only facus on hydraulic press and related product line, until today TTP has became the biggest hydraulic press manufacturer in China. TTP owns the only national research center of hydraulic press in China and owns 82% of hydraulic press patents in China. Tianduan average manufactured about 120 sets of presses every year in the last 10 years, and most of them are above 2500T capacity. E.g. Tianduan manufactured 21 sets of heavy presses (over 8000T capacity) in the last 5 years.