Fong Tak explosion models PC120-7 excavator parts tension device PC120-7 Tensioner Cylinder main technical parameters: 1 spring free height 507mm; 2 High spring mounted 390mm; 3 heavy load 78500N.m; 4 Note the fuel tank. .. Lithium Grease; 5 is mainly used 12 tons crawler excavators tensioner system. The company passed the ISO9001: 2008 quality system certification, 6S management to further promote the full implementation of TQM, with the ERP system, implementation of production processes, fine, have each product and process traceability. Establishment of a sound management system users report, with a professional service engineers, adhering to the customer first, service first philosophy, the first time to solve customer problems. The company is a national high-tech enterprise technology center in Shandong Province was identified as Enterprise Technology Center. GTS Korea Institute of Machinery and established long-term strategic partnership with Shandong University, Beijing Institute of Technology and other universities, signed a research cooperation agreement. In recent years, the inclusion of Shandong Province Technology Innovation Program 4, Jining Municipal Science and Technology Innovation Program 3, there are 11 key technologies have been granted utility model patent countries.