Ni Oṣu Kẹjọ Ọjọ 7th. ajoyo odun 16th ti JUNRAY CO. je grandly ni Qingdao ilu. Ni ọdun mẹwa sẹhin, Alakoso He Chunlei ṣe ipilẹ ile-iṣẹ Junray ni Ilu China.
Fun wiwa jijo fun Ajọ HEPA, o jẹ mimọ daradara lati lo aerosol photometer fun idanwo. Loni, A yoo mu ZR-6012 Aerosol Photometer gẹgẹbi apẹẹrẹ lati ṣafihan ilana wiwa fun ...