Frit Sparger

HENGKO muab hom Frit Sparger rau koj qhov system sparger xws li Aeration Systems, Bioreactor Sparger Systems, Carbonation Systems, Flotation Systems, Steam Sparging Systems, Gas-Liquid Reaction Systems, Vacuum Degassing Systems, Direct Contact Condensation System, Stripping Systems, Ozone

 

Frit Sparger OEM Chaw tsim tshuaj paus

 

 

  

HENGKO yog lub chaw tsim khoom OEM ntawm L-Shape Frit Spargers, muab ntau yam qauv thiab kev cai tsim kom tau raws li cov kev xav tau ntawm ntau hom kev lag luam.Nrog rau kev cog lus rau kev ua tau zoo, kev tsim kho tshiab, thiab kev txaus siab ntawm cov neeg siv khoom, HENGKO tau tsim nws tus kheej ua tus neeg koom tes ntseeg siab rau cov lag luam nrhiav kev txhim khu kev qha thiab zoo frit sparger kev daws teeb meem.

 

Vim li cas thiaj xaiv HENGKO rau L-Shape Frit Sparkers?

 

* Kev xaiv cov khoom zoo:HENGKO muaj ntau yam ntawm L-Shape Frit Spargers kom tau raws li qhov xav tau ntawm ntau hom kev lag luam,

suav nrog stainless hlau hlau frit spars rau ntxuav & cuab tshuab.

* Superior zoo:HENGKO's frit spargers yog tsim los thiab ua haujlwm zoo siv cov txheej txheem tsim khoom hauv lub xeev.

los xyuas kom meej kev ua tau zoo thiab kav ntev.

* Kev cog lus rau innovation:HENGKO pab pawg kws tshaj lij engineers niaj hnub tsim kho tshiab thiab txhim kho frit

spargers uas ua tau raws li cov kev xav tau ntawm cov neeg siv khoom.

* Kev cai tsim muaj peev xwm:HENGKO muaj cov kev pabcuam tsim qauv tsim L-Shape Frit Sparkers uas ua tau raws li qhov tshwj xeeb

kev xav tau ntawm tus kheej cov neeg siv khoom.

 

 

Daim ntawv thov rau HENGKO's L-Shape Frit Sparkers

 

HENGKO's L-Shape Frit Spargers yog siv rau ntau yam kev siv, suav nrog:

 

* Biotechnology: Frit spargers yog siv nyob rau hauv bioreactors rau oxygenate cell kab lis kev cai thiab txhawb nqa loj hloov pauv.

* Tshuaj: Frit spargers yog siv nyob rau hauv cov txheej txheem tsim tshuaj los sib tov thiab aerate kua.

*Kev ua tshuaj lom neeg:Frit spargers yog siv nyob rau hauv cov tshuaj ua cov nroj tsuag kom sib tov thiab aerate kua, nrog rau tswj cov tshuaj tiv thaiv.

* Khoom noj khoom haus thiab dej haus: Frit sparkers yog siv rau hauv cov zaub mov thiab dej haus ua cov nroj tsuag sib tov, aerate, thiab carbonize dej haus.

* Environmental technology:Frit spargers yog siv rau hauv ib puag ncig kev siv thev naus laus zis los tshem tawm cov pa phem ntawm dej thiab dej khib nyiab.

 

 

Hu rau HENGKO Hnub no kom paub ntau ntxiv

 

Yog tias koj tab tom nrhiav kev txhim khu kev qha thiab zoo L-Shape Frit Sparger, hu rau HENGKO hnub no.Nrog peb cov kev xaiv cov khoom,

superior zoo, cog lus rau innovation, thiab kev cai tsim muaj peev xwm, HENGKO yog tus khub zoo tagnrho rau koj frit sparger xav tau.

 

 

Txais tos tiv tauj peb ncaj qha los ntawm emailka@hengko.comlos qhia koj daim ntawv thov thiab pab koj tau txais

zoo tshaj plaws filtration tov nrog peb Xyoo tsim thiab ntau lawm kev ntawmsintered hlau lim.

 

 

   

 

 

 

 

Frit Sparger yog dab tsi, Vim li cas thiaj siv Frit Sparger?

Nws zoo li yuav muaj qee qhov tsis meej pem txog lo lus "Frit Sparger."Los ntawm cov lus nug, kuv xav tias koj tab tom hais txog cov khoom siv feem ntau siv hauv chav kuaj lossis chaw tsim khoom lag luam ntsig txog cov dej dynamics.Cia kuv muab koj cov ntsiab lus ntawm "frits" thiab "spargers" tus kheej:

1. Frits:

* Frit feem ntau yog ib qho ntxeem tau los yog phaj, feem ntau ua los ntawm sintered iav, ceramic, los yog hlau.
* Nws tuaj yeem siv los ua qhov thaiv kom tsis txhob muaj cov khoom sib kis los ntawm kev tso cai rau cov kua dej los yog cov pa roj nkag mus.
* Hauv chromatography systems, piv txwv li, frits tuaj yeem pom nyob rau hauv txhua kab los tuav cov khoom ntim rau hauv qhov chaw thaum tso cov kuab tshuaj (theem mobile) ntws los ntawm.

2. Spargers:

* Lub sparger yog ib qho khoom siv uas qhia cov roj rau hauv cov kua nruab nrab.

* Lub hom phiaj tseem ceeb yog txhawm rau nce thaj tsam ntawm cov roj, kom yooj yim, hauv bioreactors uas tau spev rau hauv kev coj noj coj ua rau cov microorganisms.

* Spargers tuaj yeem ua tau ntau yam, xws li cov pob zeb ntxeem tau, cov hlab nrog qhov, lossis daim phiaj.

Thaum sib txuas cov ntsiab lus no, "frit sparger" yuav yog ib qho sparger ua los ntawm ib qhontxeem taukhoom zoo li frit.Qhov zoo ntawm kev siv cov cuab yeej zoo li no tuaj yeem suav nrog:

1. Uniform Distribution: Vim nws qhov ntxeem tau, ib qho frit tuaj yeem faib cov roj sib xws thoob plaws nws qhov chaw, kom ntseeg tau tias txawm tias muaj npuas npuas.

2. Tswj Npuas Loj: Qhov loj ntawm qhov pores hauv frit tuaj yeem cuam tshuam qhov loj ntawm cov pa npuas tsim.Cov npuas me me muaj thaj tsam ntau dua qhov txheeb ze rau lawv qhov ntim, uas tuaj yeem txhim kho kev hloov pauv huab cua.

3. Kev Tiv Thaiv Kev Cuam Tshuam: Frits tuaj yeem tiv thaiv cov khoom loj dua los ntawm kev thaiv cov roj ntws, ua kom muaj cov pa roj zoo sib xws thiab tsis tu ncua.

4. Durability: sintered cov ntaub ntawv, zoo li cov siv nyob rau hauv frits, feem ntau resistant rau tshuaj tua kab mob thiab muaj peev xwm tiv taus kev siv mus ntev.

Yog tias koj tab tom txiav txim siab siv frit sparger rau ib daim ntawv thov tshwj xeeb, nws yuav yog qhov tseem ceeb los xaiv cov khoom siv thiab qhov pore loj kom haum rau koj cov kev xav tau.Tsis tas li ntawd, kev sab laj nrog cov kws tshaj lij lossis cov neeg muag khoom hauv thaj chaw tuaj yeem muab cov lus pom zoo ntxiv.

Lub ntsiab nta ntawm Frit Sparger?

Frit sparger ua ke cov khoom ntawm ob qho tib si frits thiab spargers.Nov yog cov yam ntxwv tseem ceeb ntawm frit sparger:

1. Khoom siv:

Frit spargers feem ntau yog ua los ntawm cov ntaub ntawv sintered xws li iav, ceramic, lossis stainless hlau, uas ua rau lawv muaj tshuaj lom neeg thiab ua haujlwm ntev.

2. Porous Structure:

Lub ntsiab feature ntawm frit sparger yog nws qhov ntxeem tau.Cov pores me me thoob plaws hauv cov frit tso cai rau kev tso pa tawm tab sis feem ntau zoo txaus los tiv thaiv cov khoom loj los yog cov kab mob kis mus.

3. Tswj npuas loj:

Qhov loj ntawm cov pores nyob rau hauv frit txiav txim qhov loj ntawm cov pa npuas nws tsim.Feem ntau, qhov me me ntawm qhov pores, qhov me me thiab zoo ib yam ntawm cov npuas loj, uas tuaj yeem txhim kho kev hloov pauv huab cua.

4. Uniform Gas Distribution:

Kev faib tawm ntawm qhov hws thoob plaws qhov chaw ntawm lub frit kom ntseeg tau tias cov roj tau nkag mus rau hauv cov kua nruab nrab.Qhov kev sib xyaw ua ke no txhim kho kev sib xyaw thiab ua kom muaj kev sib cuag roj-kua sib xws.

5. Txo Clogging Risk:

Kev tsim ntawm frit spargers feem ntau txo qhov kev pheej hmoo ntawm clogging.Txawm hais tias ob peb lub qhov hws tau raug thaiv, tus sparger tuaj yeem ua haujlwm tau zoo vim nws ntau lwm qhov pores.

6. Chemical Resistance:

Nyob ntawm cov khoom siv los ntawm cov frit sparger yog tsim, nws tuaj yeem tiv taus ntau yam tshuaj, ua rau nws haum rau ntau yam kev siv.

7. Thermal stability:

Qee cov ntaub ntawv frit tuaj yeem tiv taus qhov kub thiab txias, ua rau lawv zoo tagnrho rau cov txheej txheem uas xav tau cua sov lossis muaj qhov kub thiab txias.

8. Mechanical Strength:

Cov txheej txheem sintering, tshwj xeeb tshaj yog nrog cov ntaub ntawv zoo li cov hlau tsis muaj steel, imparts ib tug zoo degree ntawm mechanical zog rau frit sparger, ua rau nws muaj zog thiab kav ntev.

9. Yooj yim ntawm kev ntxuav:

Feem ntau cov frit spargers tuaj yeem ntxuav tau siv cov txheej txheem ntxuav.Nyob ntawm cov khoom siv, lawv yuav yog autoclavable lossis sib haum nrog ntau yam tshuaj ntxuav.

10. Versatility:

Frit spargers tuaj yeem tsim rau ntau yam kev siv, los ntawm bioreactors hauv biotechnology mus rau kev qhia roj hauv cov txheej txheem tshuaj.

Thaum xaiv lub frit sparger, nws yog ib qho tseem ceeb los txiav txim siab txog cov kev cai tshwj xeeb ntawm daim ntawv thov, xws li tshuaj lom neeg sib xws, qhov xav tau npuas loj, thiab tus nqi ntws.Qhov no ua kom cov sparger ua haujlwm zoo thiab kav ntev dua.

Hom Frit Sparger?

Frit spargers raug cais raws li lawv cov khoom muaj pes tsawg leeg, qhov pore loj, kev teeb tsa, thiab kev npaj siv.Nov yog qee hom frit spargers:

1. Khoom siv raws li hom:

* Iav Frit Spargers: Feem ntau yog tsim los ntawm sintered iav, cov spargers no yog cov tshuaj inert rau ntau yam tshuaj, ua rau lawv haum rau ntau yam kev siv hauv chav kuaj.

* Ceramic Frit Spargers: Ua los ntawm sintered ceramics, lawv muab cov thermal tiv thaiv zoo thiab tuaj yeem siv rau hauv cov ntawv thov nrog kub kub.

* Stainless hlau Frit Spargers: Cov no muaj kev ua haujlwm zoo heev thiab ua haujlwm rau ob qho tib si corrosion thiab kub kub.Lawv feem ntau yog siv rau hauv kev lag luam.

2. Pore Loj-raws li hom:

* Fine Pore Frit Spargers: Tsim cov npuas me me thiab tsim nyog rau cov ntawv thov uas yuav tsum muaj kev hloov pauv loj heev.
* Nruab nrab Pore Frit Spargers: Muab qhov sib npaug ntawm cov npuas loj thiab tus nqi ntws.
* Coarse Pore Frit Spargers: Siv thaum cov npuas loj dua tuaj yeem ua tau lossis thaum yuav tsum tau muaj cov dej ntws ntau dua.

3. Configuration-based Types:

* Disk Frit Spargers: Cov no yog cov tiaj tus, disk-shaped spargers uas tuaj yeem muab tso rau hauv qab ntawm lub nkoj.
* Tubular Frit Spargers: Cov no yog cylindrical nyob rau hauv cov duab thiab yuav siv tau vertically los yog horizontally nyob rau hauv ib tug system.
* Stem Frit Spargers: Txuas nrog lub qia lossis lub raj, lawv tso cai rau qhov tob tob rau hauv lub nkoj.

4. Siv raws li hom:

* Laboratory Frit Spargers: Tsim los rau cov ntawv thov kev sim thiab kev sim.Lawv feem ntau me dua thiab tuaj yeem nrog cov khoom sib txuas tshwj xeeb lossis cov khoom siv rau cov khoom siv kuaj.
* Industrial Frit Spargers: Loj dua thiab tsim rau cov ntawv thov kev lag luam.Lawv tau tsim los tswj cov nqi ntws siab dua thiab feem ntau yog tsim los ntawm cov khoom siv zog ntau dua.
* Bioreactor Frit Spargers: Tshwj xeeb tsim rau kev siv bioreactor qhov twg cov pa oxygen hloov mus rau microbial kab lis kev cai yog qhov tseem ceeb.

5. Hom tshwj xeeb:

* Anti-Clogging Frit Spargers: Tsim los nrog cov yam ntxwv los txo qhov txhaws, zoo li qhov loj dua lossis tshwj xeeb zoo li cov pores.
* Chemically Resistant Frit Spargers: Ua los ntawm cov ntaub ntawv uas tuaj yeem tiv taus cov tshuaj phem lossis cov kuab tshuaj.

Thaum xaiv hom frit sparger, nws yog ib qho tseem ceeb uas yuav tsum xav txog cov kev cai tshwj xeeb ntawm koj daim ntawv thov, xws li qhov xav tau npuas loj, tshuaj lom neeg sib raug zoo, qhov kub thiab txias, thiab ntsuas ntsuas (laboratory vs. industrial).Cov neeg tsim khoom feem ntau muab cov ncauj lus ntxaws ntxaws los pab cov neeg siv xaiv qhov tsim nyog tshaj plaws frit sparger rau lawv cov kev xav tau.

Vim li cas L-Shape Sparger ntawm Frit Sparger?

Muaj ob peb lub laj thawj vim li cas L-shaped frit spargers feem ntau siv hauv bioreactors:

* Cov cheeb tsam loj dua: 

Tus tsim L-shape muab thaj chaw loj dua rau kev sib cuag roj-kua piv rau lub raj ncaj nraim sparger.

Qhov no tuaj yeem ua rau kev txhim kho huab hwm coj hloov pauv thiab ua kom cov pa oxygen ntau dua.

* Uniform gas faib: 

Tus qauv L-shape kuj tseem pab txhawb kev sib faib roj ntau dua thoob plaws hauv bioreactor.

Qhov no yog ib qho tseem ceeb rau kev tswj hwm ib puag ncig ntawm cell kab lis kev cai.

* Txo clogging: 

L-shaped tsim tuaj yeem pab txo qhov txhaws ntawm cov frit sparger, tshwj xeeb tshaj yog nyob rau hauv bioreactors uas siv cov cell ceev ceev.Qhov no yog vim L-shaped pab tiv thaiv cov frit los ntawm kev faus rau hauv cell kab lis kev cai nruab nrab.

Ntxiv nrog rau cov txiaj ntsig no, L-shaped frit sparcers kuj tseem yooj yim rau nruab thiab tswj.

Ntawm no yog qhov sib piv ntawm L-shaped frit spargers thiab ncaj raj frit spargers:

Zuag qhia tag nrho, L-shaped frit spargers muab ntau qhov zoo dua cov raj frit spargers, ua rau lawv xaiv zoo rau ntau yam kev siv bioreactor.

Daim ntawv thov ntawm Frit Sparger?

Frit spargers muaj ntau yam kev siv thoob plaws kev lag luam sib txawv thiab kev tshawb fawb chaw, ua tsaug rau lawv lub peev xwm los qhia cov pa roj sib npaug rau hauv cov kua dej.Nov yog qee qhov kev siv tseem ceeb:

1. Biotechnology & Fermentation:

* Bioreactors: Frit spargers muab cov pa oxygen hloov pauv hauv bioreactors, uas yog qhov tseem ceeb rau kev loj hlob ntawm tes hauv kab lis kev cai microbial.Lawv ua kom muaj kev sib faib ntawm cov pa oxygen lossis lwm yam roj hauv cov kab lis kev cai nruab nrab, txhim kho kev loj hlob ntawm tes thiab tsim khoom.

2. Kev lag luam tshuaj:

* Gas-Liquid Reactions: Nyob rau hauv cov kev tshwm sim uas cov roj yog ib tug reactant, frit spargers yuav siv tau los qhia cov roj uniformly rau hauv cov kua theem, txhim kho cov tshuaj tiv thaiv efficiency.
* Cov Txheej Txheem Hydrogenation: Thaum cov roj hydrogen yog npuas los ntawm cov kua nruab nrab uas muaj cov catalyst, frit spargers tuaj yeem xyuas kom meej tias txawm tias faib cov pa, ua kom zoo dua cov tshuaj tiv thaiv.

3. Kev Tshawb Fawb Kev Tshawb Fawb:

* Kev Taw Qhia Gas hauv Kev sim: Frit spargers feem ntau yog siv hauv cov chaw kuaj sim los qhia cov pa roj rau hauv cov kev daws teeb meem lossis cov tshuaj tiv thaiv, kom ntseeg tau tias kev faib tawm thiab txhim kho kev sim sib xws.

* Solvent Degassing: Los ntawm bubbling ib qho roj inert (xws li nitrogen) los ntawm cov kuab tshuaj siv lub frit sparger, yaj cov pa oxygen thiab lwm yam tsis xav tau gases yuav raug tshem tawm.

4. Ib puag ncig:

* Kev kho dej khib nyiab: Frit spargers tuaj yeem qhia huab cua lossis oxygen rau hauv cov dej khib nyiab, pab ua kom cov pa phem los ntawm microbes.

* Aquaculture: Frit spargers yog siv rau aerate tso tsheb hlau luam thiab pas dej, ua kom pom cov pa oxygen zoo rau cov ntses thiab lwm yam kab mob hauv dej.

5. Pharmaceutical Industry:

* Cell Culture: Zoo ib yam li bioreactors nyob rau hauv biotechnology, frit spargers yog siv nyob rau hauv kev lag luam kws tshuaj rau cell kab lis kev cai daim ntawv thov, tshwj xeeb tshaj yog rau tsim kho cov proteins los yog lwm yam biologics.

* Purification Systems: Nyob rau hauv cov txheej txheem uas gases yuav tsum tau qhia rau stripping los yog purification, frit spargers yuav xyuas kom meej cov roj-kua sib cuag.

6. Kev lag luam zaub mov thiab dej haus:

*Carbonation: Frit spargers tuaj yeem siv los qhia cov pa roj carbon dioxide rau hauv cov dej haus, kom ntseeg tau tias kev faib tawm thiab qib carbonation kom zoo.
* Fermentation: Hauv kev tsim npias, cawv, lossis lwm yam dej haus fermented, frit spargers tuaj yeem siv rau aeration lossis qhia lwm yam roj raws li xav tau.

7. Petrochemical Kev Lag Luam:

* Cov txheej txheem Catalytic: Ntau cov tshuaj lom neeg petrochemical suav nrog kev siv cov pa roj ua cov tshuaj reactants.Frit spargers tuaj yeem ua haujlwm los qhia cov pa roj no sib npaug rau hauv cov reactors.

8. Aerospace thiab Defense:

* Kev Ntsuas Cov Hluav Taws Xob: Frit spargers tuaj yeem siv rau hauv kev sim teeb tsa qhov twg yuav tsum tau tswj cov pa roj rau hauv cov kua.

Cov no tsuas yog qee qhov ntawm ntau daim ntawv thov rau frit spargers.Thaum xaiv cov sparger rau ib daim ntawv thov tshwj xeeb, nws yog ib qho tseem ceeb los xyuas kom meej nws compatibility nrog cov tshuaj nyob rau hauv kev siv, qhov xav tau npuas loj, thiab lwm yam kev cai.

Yuav Ua Li Cas Xaiv Txoj Cai Frit Sparger rau Koj Qhov System Sparger?

Thaum Koj Xaiv txoj cai frit sparger rau koj lub cev yuav tsum tau ua tib zoo xav txog ntau yam.Nov yog cov lus qhia ib kauj ruam los ntawm kauj ruam los pab koj xaiv txoj cai:

1. Nkag siab koj daim ntawv thov:

* Lub Hom Phiaj: Puas yog koj tab tom nrhiav kom ua kom cov pa xa mus kom siab tshaj plaws, xyuas kom meej txawm tias cov pa xa tawm, tshem tawm cov pa yaj,

lossis ua tiav qee lub hom phiaj tshwj xeeb?Koj lub hom phiaj tseem ceeb yuav cuam tshuam rau koj txoj kev xaiv.

* Scale: Txiav txim siab yog tias koj xav tau ib qho sparger rau kev sim ntsuas qhov ntsuas, ntsuas kev ua haujlwm, lossis cov txheej txheem kev lag luam tag nrho.

2. Material Compatibility:

* Tshawb xyuas qhov sib haum ntawm cov khoom siv sparger nrog cov pa roj thiab cov kua dej uas koj yuav siv.

* Xav txog tej yam xws li tshuaj lom neeg reactivity, kub tsis kam, thiab muaj peev xwm leaching.Cov ntaub ntawv muaj xws li sintered iav, ceramic, thiab stainless hlau.

3. Qhov Loj:

* Qhov pore loj txiav txim qhov npuas loj.Cov pores me me tsim cov npuas zoo dua, uas muaj cov pa roj-kua ntau dua qhov chaw thiab yog li kev hloov pauv loj dua.

* Rau cov ntawv thov uas xav tau kev hloov pauv loj, zoo li hauv bioreactors, cov npuas zoo dua feem ntau nyiam.

* Rau lwm daim ntawv thov qhov twg tus nqi ntws yog qhov tseem ceeb dua lossis qhov twg clogging tej zaum yuav muaj kev txhawj xeeb, coarser pore yuav tsim nyog dua.

4. Tus nqi ntws:

Txiav txim siab qhov yuav tsum tau muaj roj txaus rau koj cov txheej txheem.Xyuas kom tus xaiv sparger tuaj yeem tswj tus nqi ntws no yam tsis muaj kev rov qab los ntau dhau los lossis kev puas tsuaj.

5. Configuration & Dimensions:

* Nyob ntawm tus tsim ntawm koj lub nkoj los yog lub cev, koj yuav xav tau ib tug disk, tubular, los yog qia frit sparger.

* Ua kom lub sparger qhov loj thiab cov duab haum haum rau hauv koj lub cev.Xav txog tej yam xws li immersion

qhov tob thiab qhov sparger qhov loj tag nrho hauv kev sib raug zoo rau lub nkoj.

6. Clogging Kev txhawj xeeb:

* Yog tias cov kua nruab nrab muaj cov particulates los yog biofouling yog ib qho kev txhawj xeeb (xws li hauv qee cov bioreactors), xav txog

tsim los yog cov khoom siv uas txo qhov kev pheej hmoo ntawm txhaws.

* Kev tu thiab tu tsis tu ncua tuaj yeem pab txo cov teeb meem txhaws.

7. Kev koom ua ke nrog cov khoom siv uas twb muaj lawm:

Xyuas kom cov sparger tuaj yeem yooj yim ua ke rau hauv koj qhov system tam sim no.Txheeb xyuas hom kev sib txuas, qhov loj me, thiab kev sib raug zoo.

Thaum koj tau coj tag nrho cov xwm txheej no rau hauv tus account, koj yuav tsum tau ua kom zoo los xaiv txoj cai frit sparger rau koj lub cev.Nws yog ib qho kev coj ua zoo los sab laj nrog cov chaw tsim khoom lossis cov kws tshaj lij los txheeb xyuas koj qhov kev xaiv ua ntej txiav txim siab zaum kawg.

Tshawb nrhiav Customized Excellence nrog HENGKO!

Yog vim li cas mus generic thaum HENGKO tuaj yeem ua khoom siv Frit Sparger haum rau koj?

Dhia mus rau hauv lub ntiaj teb no ntawm superior OEM kev daws teeb meem nrog peb tshwj xeebFrit Spargers.

Precision Ua Tau Zoo - Tau txais txiaj ntsig los ntawm HENGKO qhov kev txawj ntse uas tsis muaj qhov sib piv thiab kev mob siab rau kev ua tiav.

Ua raws li koj xav tau - Cov kev teeb tsa tshwj xeeb?Cov ntaub ntawv tshwj xeeb?Peb nyob ntawm nws!

Pib koj txoj kev taug kev cai niaj hnub no!

- Tsis txhob tos.Email peb pawg kws tshaj lij ntawmka@hengko.comthiab qhib lub peev xwm tiag tiag ntawm koj qhov system sparger.