Peb tau dhau ISO9001: 2008 daim ntawv pov thawj, ua raws li cov cai hauv tebchaws thiab European AMS2750E cov qauv.PANRAN yog qhov kev txhim kho thiab kev tshuaj xyuas ntawm JJF 1098-2003, JJF 1184-2007, JJF 1171-2007….