Pa Ogasiti 7. chikondwerero cha zaka 16 cha JUNRAY CO. chinali chachikulu mumzinda wa Qingdao. Zaka khumi zapitazo, Purezidenti He Chunlei adayambitsa kampani ya Junray ku China.
ZR-1630 idapambana mutu wa "Precision 28.3LPM Particle Counter"!