Aphotoionizationdetector(PID)isadevicethatmeasuresgroupsofhazardoussubstancesorcanbecalibratedtodetectparticularindividualsubstances.PIDsensorsareperfectfordetectinglowquantitiesofvolatileorganiccompounds.

ShanghaiInstituteofMicrosystemandInformationTechnology(SIMIT),ChineseAcademyofSciences(CAS),formerlyknownasShanghaiInstituteofMetallurgy,wasfoundedin1928.It’samultidisciplinaryinstituteengagedinbothfundamentalandappliedresearchesaimingatthedemandsofnationaleconomicandsocialdevelopments.Before1949,SIMIT,thennamedastheNationalResearchInstituteofEngineering,AcademiaSinica,focusedontheresearchofmetallurgyandceramics.Inthe1950s,SIMITinventedthetechnologyofrefiningofhighfluoridecontainingironore.Inthe1960sand1980s,SIMITdevelopedChina’sfirstPNjunctionisolatingIC，8-digitand16-digitmicrprocessors.TheinstitutealsotooktheleadinChinainsuchareasasultrapuremetalsandIII-Vcompoundsemiconductormaterials.Inthe1990s,SIMITreadjusteditsresearchorientationstoinformationcommunicationtechnologybypioneeringR&Dofmicro-satellites,wirelesssensornetworks(internetofthings)andnewgenerationmobilecommunications.

JingJiangConnectChemicalmanufacturingCo.,Ltdestablishedin1983,isakeymembercompanyoftherenownedConnectGroupLimitedheadquarteredinGermany.TheCompanysellsanddistributesorganics,pharmaceutical,intermediateandfine...

Foundedin2009,JDYisahighlyreliablesourceforaftermarketlawnmowercomponents.SpecializinginOEMreplacementparts,weofferbedknives,rotaryblades,verticutblades,andotherlawnmoweraccessories,suchasaeratingtinesandlappingcompounds.Weprovidelandscapers,manufacturers,andlawnmowerservicecontractorswithperfectpartssolutionsataffordableprices.

Establishedin2004,NingboDistantChemicals(DST)Co.,Ltd,(NingboYuanfangBiochemicalsCO.,LTD),locatedinthetradingcapitalofChina--Ningbo.wearespecializedinpharmaceuticalrawmaterialsandtheirrelatedcompounds..