we are manufacturer for 30 years . our company chairman Ren always study Laser Particle Size Analyzer for so many years when he was a professor in a university . he studied the first laser particle size analyzer for cement in China in 1982 .because he love his laser particle size analyzer , he decided to open a company and produce many laser particle size analyzer , then let more and more customers who can use Cheap but good quality laser particle size analyzer . because Malvern machine is really top quality , the price is too expensive . many lab for University and other industry canot pay it in China and even many customers all over the world . so our chairman Ren open the company for this Faith . now 60% Chinese Lab in University Petroleum petrochemical Cement , Food , Ceramics , Mine , Medicament . Magnetic Material and other industry use WINNER PARTICLE SIZE ANALYZER ." Good Price Good Quality " is our company faith for all customers that we met .and we always study the new technology for laser particle size analyzer .