... make 10tons a day with about one hundred cutting machines. We have the MSDS and EN71 Certificate. ... , and 454g.We have the series of 300, 200, 500, 400, 600, and 800. The series of 200, 500, 400, 600, ... 800 can bear 180CENTIGATE. Our series 300 and 200 is ... our series600 is also the laser kinds.While our series 600 is much shinning than series400 and 800. ...