• Mahareng Pocket moea filthara
  • HEPA sefa
  • Ka sehloohong Panel sefa
  • li-index-ka

Ka 2007, fekthering e ile ea thehoa ka e bohareng conditioning moea indasteri botlaaseng. Ka 2012, Wucheng Zen cleantech Co., Ltd. o ne a ngolisitsoeng. Ka de 2019, e le hore na karabelo e ho leano la kgwebo ya tsoang linaheng tse ling tsa naha, ngolisitsoeng Shandong Zen Cleantech Co., Ltd. ka sebakeng free. Ka ka kakaretso-moholo ea ngolisitsoeng ka molao ea Yuan limilione tse 22. khamphani e se e khomarela moea oa boitshomololedi e tsoelang pele, le "molemo ka ho fetisisa boleng, theko molemo ka ho fetisisa, tšebeletso ea molemo ka ho fetisisa" ka filosofi ea khoebo, hlōla haholo ho amohela le haholo rorisoa la bareki tse ruuoang le linaheng tse ling.