Expansion box bolt thauj tog rau nkoj sustainability cuam tshuam?

Xov Xwm Tshaj

 Expansion box bolt thauj tog rau nkoj sustainability cuam tshuam? 

2026-03-15 IB

Thaum koj hnov ​​sustainability hauv kev tsim kho, lub siab dhia mus rau hnub ci vaj huam sib luag lossis cov hlau siv dua tshiab. Tsis tshua muaj mus rau txo qis expansion bolt. Qhov ntawd yog thawj qhov yuam kev. Qhov cuam tshuam tiag tiag tsis yog nyob rau hauv lub ntsia liaj qhov rooj nws tus kheej, tab sis nyob rau hauv tag nrho nws lub neej voj voog - los ntawm zinc plating da dej mus rau lub caij nws yog torqued rau hauv pob zeb, thiab ntev tom qab. Kuv tau pom cov specs xav tau lub zog loj thauj tog rau nkoj rau lub vaj huam sib luag uas tsis yog vaj huam sib luag façade, ib qho khoom siv qub qub uas ua rau cov khoom siv thiab lub zog. Cov lus nug sustainability rau lub thawv nthuav dav thauj tog rau nkoj tsis yog hais txog yog tias nws ntsuab, tab sis seb nws daim ntawv thov puas muaj txiaj ntsig zoo thiab ruaj khov. Cia peb qhib qhov ntawd.

Raw Material thiab Manufacturing Footprint

Nws pib nrog steel pas nrig. Feem ntau cov anchors yog carbon hlau. Lub zog siv ntawm no loj heev. Kuv nco qab txog qhov project uas peb tau hloov los ntawm tus qauv carbon steel thauj tog rau nkoj mus rau ib qho uas ua los ntawm qib siab dua, tso cai rau ib txoj kab me me rau tib lub load. Lub tonnage ntawm cov hlau tau txais kev cawmdim hla 20,000 cov ntsiab lus thauj tog rau nkoj yog qhov tseem ceeb. Tab sis tom qab ntawd koj tseem ceeb hauv txheej. Kub-dip galvanizing piv rau mechanical plating. Tus qub muaj tus nqi zog siab dua tab sis muab kev tiv thaiv corrosion uas tuaj yeem tiv thaiv kev puas tsuaj loj thiab hloov pauv hauv 15 xyoo. Ib tus neeg muag khoom zoo li HANDAN ZITAI FREWER RAUG UA MOV., Ltd., raws li Tuam Tshoj tus loj fastener hub nyob rau hauv Yongnian, Hebei, yuav muaj ob txoj kev muaj. Lawv qhov chaw nyob ze ntawm txoj kev thauj loj (https://www.zitaifasteners.com) tseem ceeb heev - txo qis kev xa khoom xa tawm yog tias koj tab tom nrhiav hauv Asia. Qhov kev vam meej yeej feem ntau yog xaiv cov qib zoo thiab kev tiv thaiv rau ib puag ncig tshwj xeeb, tsis yog qhov pheej yig tshaj ntawm ib chav.

Tom qab ntawd muaj lub thawv. Lub tes tsho polyethylene los yog polypropylene. Nws yog ib qho me me ntawm cov yas, tab sis muab nws ntau lab. Qee cov tuam txhab lag luam tam sim no siv cov ntsiab lus rov ua dua ntawm no, tab sis cov qauv kev ncaj ncees ntawm lub tes tsho nyob rau hauv kev nthuav dav yog tsis sib tham. Kuv tau sim eco lub tes tsho uas tawg thaum lub sijhawm teeb tsa, ua rau lub thauj tog rau nkoj xoob thiab ua haujlwm tag nrho. Cov khib nyiab los ntawm qhov kev ua haujlwm tshiab - thauj tog rau nkoj tshiab, xyaum ua haujlwm tshiab, kev ua haujlwm, kev pov tseg ntawm kev sib dhos ua tsis tau tiav - ua tiav cov khoom siv thawj zaug txuag. Zaj lus qhia? Cov khoom siv tshiab yog qhov zoo, tab sis tsis yog tsis muaj kev nruj, kev siv lub ntiaj teb tiag.

Kev ntim khoom yog lwm qhov tsis zoo. Cov ntim ntim ntau piv rau cov khw muag khoom blister packs. Rau cov hauj lwm loj ua lag luam, peb tau hais ntau, rov ua dua cov thawv ntawv nrog cov yas me me. Nws zoo nkaus li tsis tseem ceeb, tab sis ntawm 50-zaj dab neeg tsim, lub roob ntawm cov pov tseg yas los ntawm ib tus neeg ntim cov thauj tog rau nkoj yog staggering. Cov neeg tsim khoom tau mloog; qee qhov, zoo li Zitai, muaj ntau txoj kev xaiv tshwj xeeb rau B2B, uas txo cov khoom pov tseg thiab nqi.

Installation Efficiency thiab tsim rau lub neej ntev

Qhov no yog qhov uas cov roj hmab tau raws li txoj kev, los yog es, lub rauj xyaum raws li cov pob zeb. Lub tshuab thauj tog rau nkoj tsis zoo tsim cov khib nyiab los ntawm thawj lub qhov. Yog tias lub thauj tog rau nkoj xav tau lub qhov tob uas tsis tsim nyog ntev, koj nyob nraum nkim lub neej, lub zog, thiab tsim kom muaj plua plav ntau dua (khoom pov tseg txaus ntshai). Lub thawv nthuav dav thauj tog rau nkoj tus tsim yuav tsum tso cai rau lub qhov huv si, meej thiab txheej txheem teeb tsa uas tsis muaj qhov tsis zoo.

Kuv nco qab ib txoj hauj lwm retrofit uas peb yuav tsum tau nruab anchors rau hauv pre-stressed pob zeb planks. Cov txheej txheem laum teeb ua rau micro-cracking. Peb hloov mus rau lub torque-tswj, tsis tshua muaj kev vibration teeb tsa cuab yeej thiab ib qho kev tsim tshwj xeeb thauj tog rau nkoj uas nthuav dav ntxiv. Nws siv sijhawm ntev dua rau ib lub thauj tog rau nkoj, tab sis peb muaj xoom tsis ua haujlwm thiab tsis muaj kev cuam tshuam ntawm cov qauv. Qhov kev xaiv ruaj khov yog ib qho uas ua kom lub tsev nyob ntev thiab zam kev ua haujlwm kho mob yav tom ntej. Durability yog sustainability. Lub thauj tog rau nkoj ua tsis tiav nyob rau hauv txoj hlua khi los yog tus choj parapet muaj qhov zoo ntawm ib puag ncig thiab kev nyab xeeb cov nqi hauv kab.

Tom qab ntawd muaj qhov tshwm sim ntawm tib neeg. Kev cob qhia. Peb txhua tus tau pom nws: cov neeg coob dhau-torquing anchors, stripping threads, los yog under-set lawv. Ob qho tib si ua rau khib nyiab thiab muaj peev xwm ua tsis tiav. Cov thauj tog rau nkoj ruaj khov tshaj plaws hauv ntiaj teb no tsis muaj txiaj ntsig yog tias teeb tsa tsis raug. Ib feem ntawm cov khoom lag luam cuam tshuam txog kev ruaj ntseg yog qhov kev xav tau nws tuaj yeem raug teeb tsa kom raug. Cov cim meej meej, cov cuab yeej yooj yim, cov lus qhia tsis meej-cov no txo ​​cov khoom pov tseg yuam kev.

End-of-Life and the Circularity Problem

Ntawm no yog qhov tseeb nyuaj: yuav luag tsis muaj leej twg xav txog kev tshem tawm cov thauj tog rau nkoj kom ruaj khov. Lawv raug suav hais tias nyob mus ib txhis. Hauv kev rhuav tshem, lawv feem ntau tsuas yog tsoo nrog cov pob zeb thiab xa mus rau qhov chaw pov tseg. Qhov ntawd yog tus qauv linear nrog qhov kawg kawg. Peb tau ua ib qhov kev tsim kho ib zaug uas peb xav tau los khaws cov kab hlau. Cov anchors yog galvanized steel. Peb hlawv lawv tawm nrog hluav taws xob-zoo kawg nkaus lub zog-intensive thiab polluting.

Puas muaj txoj hauv kev zoo dua? Qee tus tab tom sim nrog cov thauj tog rau nkoj ua los ntawm cov hlau yooj yim dua rau kev sib cais thiab rov ua dua tshiab, lossis txawm tias biodegradable composite tes tsho rau kev siv ib ntus. Tab sis rau kev ua haujlwm ruaj khov, qhov tseem ceeb tseem yog lub neej ua haujlwm ntev ib puas xyoo. Lub voj voog kev lag luam qauv tawm tsam ntawm no. Tej zaum qhov tsom xam yuav tsum yog rau tsim rau deconstruction-siv cov txheej txheem thauj tog rau nkoj hauv qhov chaw nkag tau uas tuaj yeem raug tshem tawm tsis yog kev puas tsuaj. Qhov no hloov qhov sustainability cuam tshuam rau cov architect thiab structural engineer.

Txog tam sim no, qhov zoo tshaj plaws kawg ntawm lub neej scenario yog lub neej ntev, ntev. Xaiv ib lub thauj tog rau nkoj nrog corrosion kuj uas tshaj qhov yuav tsum tau kev pab cuam lub neej los ntawm ib tug margin yog txoj kev ruaj ntseg tshaj plaws. Nws suab tsis zoo-siv ntau zinc lossis stainless hlau hau-tab sis nws tiv thaiv kev hloov pauv. Ib lub tuam txhab zoo li Zitai, tsim cov nplai, tuaj yeem muab ntau yam kev tiv thaiv corrosion. Qhia qhov tseeb yog qhov kev txiav txim siab ncaj ncees.

Case nyob rau hauv Point: Lub ntug hiav txwv Facade Failure

Ib qho piv txwv ntawm ob peb xyoos dhau los. Ib tug seaside condominium tau pheej tawg nyob rau hauv nws limestone cladding. Qhov teeb meem tau taug qab rov qab mus rau qhov nthuav dav anchors. Lawv yog cov txheej txheem zinc-plated, uas nyob rau hauv cov ntsev tsuag ib puag ncig corroded nyob rau hauv ib xyoo caum. Cov khoom siv corrosion nthuav dav, ua rau muaj kev ntxhov siab ntawm limestone, ua rau tawg. Kev kho kom ruaj khov tsis yog hloov cov thauj tog rau nkoj nrog 316 stainless hlau. Nws koom nrog kev tshawb fawb tag nrho, xaiv qhov hloov pauv tsuas yog qhov xav tau, thiab siv cov tshuaj txhaj tshuaj kom ruaj khov rau lub pob zeb tawg qhov twg ua tau, zam kev hloov pauv tag nrho.

Kev xaiv thawj tus nqi txuag thauj tog rau nkoj ua rau cov khib nyiab loj: ntau lub limestone panels (cov khoom siv hluav taws xob siab) puas, tag nrho cov thauj tog rau nkoj hloov, ntxiv rau kev ua haujlwm thiab cov neeg xauj tsev cuam tshuam. Tus nqi lifecycle thiab cov khoom pov tseg tau loj heev. Qhov kev ua tsis tiav no tau ua rau kuv xav tias lub thauj tog rau nkoj qhov kev ruaj ntseg yog inextricably txuas rau nws cov ntsiab lus ib puag ncig. Daim ntawv txheeb xyuas corrosion yog qhov pib xwb; Koj yuav tsum nkag siab txog lub ntiaj teb microclimate tiag tiag.

Peb tam sim no khiav ib daim ntawv txheeb xyuas yooj yim: sab hauv qhuav, sab hauv damp, sab nrauv atmospheric, sab nrauv ntug dej hiav txwv, tshuaj lom neeg raug. Qhov ntawd dictates cov khoom spec. Nws tsis yog hais txog ib txwm xaiv qhov kim tshaj plaws, tab sis yeej tsis xaiv ib qho uas tsis tsim nyog. Qee zaum, kub-dip galvanized thauj tog rau nkoj los ntawm kev txhim khu kev qha ntau lawm yog zoo meej. Lwm lub sij hawm, tsuas yog stainless yuav ua.

Tshaj Tawm Bolt: Kev Xav thiab Kev Qhia

Yog li, qhov cuam tshuam ntawm lub thawv nthuav dav thauj tog rau nkoj tsis yog kev suav cais. Koj yuav tsum xav hauv cov tshuab. Lub thauj tog rau nkoj yog ib feem ntawm kev sib txuas, uas yog ib feem ntawm kev sib dhos, uas yog ib feem ntawm lub tsev. Qhia meej nws yuav tsum nug: Puas yog qhov kev sib txuas no yuav tsum tau demountable? Lub neej xav tau ntawm cov khoom nws tuav yog dab tsi? Peb puas tuaj yeem siv tsawg dua, ntau qhov chaw nres nkoj ntawm lub peev xwm ntau dua?

Kuv tau thawb rau tus nqi engineering zaug uas tsom rau kev ua kom zoo dua qub. Feem ntau, peb pom tias peb tuaj yeem txo tus naj npawb ntawm cov thauj tog rau nkoj los ntawm 15% los ntawm kev txheeb xyuas kev xa khoom zoo dua, tsis muaj kev cuam tshuam txog kev nyab xeeb. Qhov ntawd yog qhov txo qis hauv cov khoom siv, kev tsim hluav taws xob, kev thauj khoom hnyav, thiab lub sijhawm teeb tsa. Qhov ntawd yog qhov kev txhawb nqa kev vam meej.

Thaum kawg, nws los rau kev ntseeg hauv cov saw hlau. Koj yuav tsum paub cov ntaub ntawv pov thawj yog tiag tiag, kev tsim khoom zoo ib yam, thiab kev tswj xyuas zoo nruj. Ib pawg ntawm sub-par anchors uas ua tsis tiav hauv kev sim lossis, qhov phem dua, hauv thaj teb, yog qhov kev tawm tsam ntawm kev ruaj khov. Ua haujlwm nrog cov tuam txhab tsim, txawm tias hauv zos lossis thoob ntiaj teb nyiam Handan Zitai Fastener, leej twg muaj kev tsim kho vaj tse thiab kev sim cov txheej txheem, txo qhov kev pheej hmoo. Lawv qhov sib thooj rau txoj kev loj loj thiab kev tsheb ciav hlau (https://www.zitaifasteners.com) tsis yog qhov chaw muag khoom xwb; nws txhais tau hais tias muaj kev ntseeg siab dua, qis-emission logistics saw rau cheeb tsam.

Lub sustainability cuam tshuam ntawm expansion box bolt thauj tog rau nkoj? Nws yog ib zaj lus qhia hauv kev siv pragmatism. Nws yog hais txog kev xaiv cov cuab yeej tsim nyog rau txoj haujlwm, nrog rau tus nqi tag nrho - ib puag ncig thiab kev lag luam - hauv siab, los ntawm lub zeb mus rau kev rhuav tshem. Nws tsis tshua muaj kev ntxim nyiam, tab sis kev ua tsis ncaj ncees muaj qhov tshwm sim uas ripple deb dhau lub qhov hauv lub pob zeb.

Lub tsev
Khoom
Txog Peb
Tus neeg yus paub

Thov tso peb cov lus

Txoj Cai Tswjfwm Ntiag Tug

Peb Kev cog lus rau Kev Tiv Thaiv Tus Kheej

Taw qhia.

Rainbow Inc. lees paub qhov tseem ceeb ntawm kev tiv thaiv kev ceev ntiag tug ntawm txhua tus kheej cov ntaub ntawv muab los ntawm nws cov neeg siv khoom, suav nrog cov neeg siv ntawm www.rainbow-inkjet.com thiab lwm lub vev xaib sib koom nrog Rainbow Inc. (suav ua ke "Rainbow Inc. Sites"). Peb tsim cov txheej txheem hauv qab no nrog kev hwm rau peb cov neeg siv khoom txoj cai ntiag tug thiab vim tias peb muaj txiaj ntsig rau peb txoj kev sib raug zoo nrog peb cov neeg siv khoom. Koj qhov kev mus ntsib Rainbow Inc. Sites yog ua raws li Tsab Cai Tswjfwm Ntiag Tug no thiab peb Cov Cai thiab Cov Cai Online.

Kev piav qhia.

Nqe Lus Qhia Txog Tus Kheej no piav qhia txog hom ntaub ntawv uas peb sau thiab peb yuav siv cov ntaub ntawv li cas. Peb Daim Ntawv Ceeb Toom Tsis pub twg paub kuj piav qhia txog cov kev ntsuas uas peb ua los tiv thaiv kev ruaj ntseg ntawm cov ntaub ntawv no nrog rau seb koj tuaj yeem ncav cuag peb li cas los hloov kho koj cov ntaub ntawv tiv tauj.

 

Cov ntaub ntawv khaws cia

 

Cov ntaub ntawv tus kheej tau sau ncaj qha los ntawm cov qhua.

Rainbow Inc. sau cov ntaub ntawv tus kheej thaum: koj xa cov lus nug lossis lus rau peb; koj thov cov ntaub ntawv lossis cov ntaub ntawv; koj thov warranty los yog tom qab-warranty kev pab cuam thiab kev txhawb nqa; koj koom nrog hauv kev tshawb fawb; thiab los ntawm lwm txoj kev uas tej zaum yuav raug muab tshwj xeeb rau ntawm Rainbow Inc. Sites lossis hauv peb cov ntawv xov xwm nrog koj.

 

Hom Cov Ntaub Ntawv Tus Kheej.

Hom ntaub ntawv sau ncaj qha los ntawm tus neeg siv yuav suav nrog koj lub npe, koj lub tuam txhab lub npe, cov ntaub ntawv tiv tauj lub cev, chaw nyob, cov ntaub ntawv them nqi thiab xa khoom, e-mail chaw nyob, cov khoom koj siv, cov ntaub ntawv pej xeem xws li koj lub hnub nyoog, kev nyiam, thiab kev txaus siab thiab cov ntaub ntawv hais txog kev muag lossis kev teeb tsa ntawm koj cov khoom.

 

Cov ntaub ntawv tsis yog tus kheej tau sau cia.

Peb tuaj yeem sau cov ntaub ntawv hais txog koj kev cuam tshuam nrog Rainbow Inc. Cov chaw thiab cov kev pabcuam. Piv txwv li, peb tuaj yeem siv cov cuab yeej tshuaj ntsuam xyuas lub vev xaib ntawm peb lub xaib kom khaws cov ntaub ntawv los ntawm koj lub browser, suav nrog lub vev xaib koj tuaj, lub tshuab tshawb nrhiav thiab cov ntsiab lus koj siv los nrhiav peb lub xaib, thiab nplooj ntawv koj saib hauv peb qhov chaw. Tsis tas li ntawd, peb sau qee cov ntaub ntawv txheem uas koj tus browser xa mus rau txhua lub vev xaib uas koj mus ntsib, xws li koj qhov chaw nyob IP, hom browser, peev xwm thiab hom lus, koj qhov kev khiav haujlwm, sijhawm nkag mus thiab xa mus rau qhov chaw nyob hauv Web.

 

Cia thiab ua.

Cov ntaub ntawv tus kheej sau rau ntawm peb lub vev xaib yuav raug muab khaws cia thiab ua tiav hauv Tebchaws Meskas uas Rainbow Inc. lossis nws cov koom tes, koom tes sib koom tes, lossis cov neeg pabcuam thib peb tswj cov chaw.

 

Peb siv cov ntaub ntawv li cas

 

Kev pabcuam thiab kev lag luam.

Peb siv koj cov ntaub ntawv ntiag tug los xa cov kev pabcuam lossis ua tiav kev lag luam uas koj thov, xws li muab cov ntaub ntawv hais txog Rainbow Inc. cov khoom thiab cov kev pabcuam, kev txiav txim, teb cov lus thov kev pabcuam rau cov neeg siv khoom, pabcuam kev siv peb lub vev xaib, ua haujlwm hauv online, thiab lwm yam. Txhawm rau muab koj cov kev paub zoo sib xws hauv kev cuam tshuam nrog Rainbow Inc., cov ntaub ntawv sau los ntawm peb lub vev xaib tuaj yeem ua ke nrog cov ntaub ntawv peb sau los ntawm lwm txoj kev.

 

Kev tsim khoom.

Peb siv cov ntaub ntawv tus kheej thiab tsis yog tus kheej rau kev tsim cov khoom lag luam, suav nrog rau cov txheej txheem xws li lub tswv yim tsim, tsim khoom thiab txhim kho, nthuav dav engineering, kev tshawb fawb kev lag luam thiab kev lag luam tsom xam.

 

Txhim kho lub vev xaib.

Tej zaum peb yuav siv cov ntaub ntawv tus kheej thiab tsis yog tus kheej los txhim kho peb cov vev xaib (xws li peb cov kev ntsuas kev nyab xeeb) thiab cov khoom lag luam lossis cov kev pabcuam cuam tshuam, lossis ua kom peb cov vev xaib yooj yim siv los ntawm kev tshem tawm qhov xav tau rau koj rov nkag mus rau tib cov ntaub ntawv lossis los ntawm kev kho peb lub vev xaib rau koj qhov kev nyiam lossis kev nyiam.

 

Kev Lag Luam Kev Lag Luam.

Tej zaum peb yuav siv koj cov ntaub ntawv ntiag tug los qhia rau koj txog cov khoom lossis cov kev pabcuam muaj los ntawm Rainbow Inc. Thaum sau cov ntaub ntawv uas yuav raug siv los tiv tauj koj txog peb cov khoom thiab cov kev pabcuam, peb feem ntau muab sijhawm rau koj xaiv tsis tau txais kev sib txuas lus. Ntxiv mus, nyob rau hauv peb kev sib txuas lus email nrog koj peb yuav muaj xws li ib tug unsubscribe link tso cai rau koj kom tsis txhob xa cov hom kev sib txuas lus. Yog tias koj xaiv kom rho npe, peb yuav tshem koj ntawm cov npe cuam tshuam hauv 15 hnub ua haujlwm.

 

Kev cog lus rau Data Security

 

Kev ruaj ntseg.

Rainbow Inc. Corporation siv cov kev ceev faj tsim nyog los khaws cov ntaub ntawv tus kheej tshaj tawm rau peb kom nyab xeeb. Txhawm rau tiv thaiv kev nkag mus tsis raug cai, tswj xyuas cov ntaub ntawv raug, thiab xyuas kom muaj kev siv cov ntaub ntawv raug, peb tau muab cov txheej txheem tsim nyog ntawm lub cev, hluav taws xob, thiab kev tswj hwm los tiv thaiv thiab tiv thaiv koj cov ntaub ntawv ntiag tug. Piv txwv li, peb khaws cov ntaub ntawv tus kheej rhiab rau hauv computer systems uas muaj kev txwv tsis pub nkag mus rau hauv cov chaw uas muaj kev nkag tau tsawg. Thaum koj tsiv mus nyob ib ncig ntawm lub xaib uas koj tau nkag mus, lossis los ntawm ib lub xaib mus rau lwm qhov uas siv tib lub tshuab nkag mus, peb txheeb xyuas koj tus kheej los ntawm kev siv cov kua nplaum uas tau muab tso rau hauv koj lub tshuab. Txawm li cas los xij, Rainbow Inc. Corporation tsis lav qhov kev ruaj ntseg, raug lossis ua tiav ntawm cov ntaub ntawv lossis cov txheej txheem.

 

Internet.

Kev xa cov ntaub ntawv hauv internet tsis muaj kev nyab xeeb kiag li. Txawm hais tias peb ua qhov zoo tshaj plaws los tiv thaiv koj cov ntaub ntawv ntiag tug, peb tsis tuaj yeem lav qhov kev ruaj ntseg ntawm koj cov ntaub ntawv ntiag tug xa mus rau peb Lub Vev Xaib. Txhua qhov kev xa xov ntawm tus kheej yog nyob ntawm koj tus kheej txaus ntshai. Peb tsis muaj lub luag haujlwm rau kev hla ntawm ib qho chaw ntiag tug lossis kev tiv thaiv kev nyab xeeb uas muaj nyob rau ntawm Rainbow Inc. Sites.

 

Tiv Tauj Peb

 

Yog tias koj muaj lus nug txog daim ntawv qhia tsis pub lwm tus paub, peb tuav koj cov ntaub ntawv ntiag tug, lossis koj txoj cai ntiag tug raws li txoj cai lij choj, thov hu rau peb ntawm kev xa ntawv ntawm qhov chaw nyob hauv qab no.

 

Rainbow Inc.

Tom ntej: Katherine Tan

Ntxiv: No.1658 Husong Road, Shanghai, Suav teb.

Nqe lus hloov tshiab

 

Kev kho dua.

Rainbow Inc. muaj txoj cai los hloov cov lus qhia tsis pub lwm tus paub ib ntus. Yog tias peb txiav txim siab hloov peb Cov Lus Qhia Tsis Pub Leej Twg Paub, peb yuav tshaj tawm Tsab Ntawv Tshaj Tawm ntawm no.

 

Hnub tim.

Tsab ntawv tshaj tawm tsis pub twg paub no tau hloov kho zaum kawg rau lub Cuaj Hlis 7, 2022.