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Lub Hwj Chim Loj IGBT Txhuas Kub Kub

Lub Hwj Chim Loj IGBT Txhuas Kub Kub

Lus piav qhia luv luv:

HomIGBT heat sink

Hom Lub NpeRuiqifeng

Qauv nab npawbqw 009

Qhov Chaw Keeb KwmGuangxi, Suav teb (Mainland)

NtimDaim ntawv thawv nrog ntoo pallet

Daim ntawv thovKev sib txuas lus, UPS, inverters, controllers, cua zog converters, thiab SVG

Kev them nyiajT / T, L / C, Western Union, Paypal

Lub sij hawm xa tuajShipped hauv 15 hnub tom qab them nyiaj

ZooGuarantee 2 xyoo


Product Description

Kev kho saum npoo

Cov ntaub ntawv ntim

Lub Hoobkas ncig saib

Vim Li Cas Xaiv Peb

Khoom cim npe

Lub cev muaj zog Controller Insulated Gate Bipolar Transistor (Insulated Gate Bipolar Transistor, IGBT) kev ua haujlwm kub dissipation nce ua lub cev muaj zog IGBT tam sim no nkag mus rau hauv kev lag luam hluav taws xob hluav taws xob, xws li (welding) heat sink, traction inverter, motor drive, etc.Ruiqifengmuab IGBT heat sink los ua ke cov khoom uas tso cai rau IGBT ua hauj lwm ntawm qhov kub thiab txias enclosure thaum ua hauj lwm junction kub nyob rau hauv ib tug muaj kev ruaj ntseg ntau yam los ntawm kev sib txuas uas tsis muaj thermal kuj nrog Vce (on) silicon.

IGBT feem ntau ua haujlwm nrog cov cuab yeej siv hluav taws xob siab, lub zog siab txhais tau tias muaj cua sov ntau dua, IGBT yog mus rau lub peev xwm loj, siab zaus, yooj yim rau kev tsav tsheb, tsis tshua muaj hluav taws xob, modular, taw qhia txog kev txhim kho, piv nrog lwm cov khoom siv hluav taws xob hluav taws xob, IGBT lub dab dej kub muaj kev ntseeg siab, tsav yooj yim, yooj yim los tiv thaiv, tsis muaj qhov tsis sib xws thiab kev hloov pauv zaus yog siab, yog li IGBT lub dab dej kub hauv lub lag luam hluav taws xob tsim nyog heev. Yuav kom ua tiav cov kev ua tau zoo no, ntau cov txheej txheem tau siv hauv kev sib xyaw ua ke, xws li epitaxy, ion implantation, zoo lithography, thiab lwm yam. Nyob rau hauv xyoo tas los no, kev ua tau zoo ntawm lub hwj chim IGBT module kub dab dej tau raug txhim kho sai, qhov ntsuas tam sim no muaj. mus txog pua pua ntawm amperes, qhov hluav taws xob tiv taus ntau dua 1500V, thiab tseem tab tom txhim kho. Txij li thaum IGBT cov cuab yeej muaj cov yam ntxwv zoo ntawm tus PIN diode, cov yam ntxwv ntawm p-channel fais fab IGBT module cua sov dab dej tsis txawv ntau ntawm n-channel IGBT, uas yog qhov zoo heev rau kev siv cov qauv sib txuas hauv daim ntawv thov, yog li nthuav dav. nws daim ntawv thov nyob rau hauv lub teb ntawm ac thiab digital tswj technology. Qhov zoo tshaj plaws ntawm IGBT yog tias nws tuaj yeem tiv taus qhov kev poob siab tam sim no nyob rau hauv lub xeev ntawm lossis luv luv Circuit Court. Nws txoj kev sib txuas tsis yog ib qho teeb meem thiab nws txoj kev sib txuas yog yooj yim vim nws lub sijhawm kaw luv luv.

IGBT cua sov hloov hom feem ntau muaj xws li cua txias, dej txias, tooj liab kub dab dej los yog txhuas kub dab dej. Nws cov cua kub dissipation yog raws li lub hauv paus ntsiab lus ntawm kev hloov tshav kub, ib txoj kev tshav kub uas muaj qhov qis tshaj thermal kuj yog tsim los rau cov cuab yeej kom cov cua sov tawm los ntawm cov cuab yeej tuaj yeem tawm sai li sai tau, txhawm rau xyuas kom meej tias cov khoom siv sab hauv. Qhov kub ntawm qhov sib txuas ntawm lub cuab yeej yog ib txwm khaws cia nyob rau hauv qhov kev sib tshuam qhov ntsuas kub.

Tam sim no, IGBT cov kav dej kub uas twb muaj lawm nyob rau hauv kev ua lag luam feem ntau suav nrog cov cua kub dissipation fin, cov yeeb nkab kub thiab cov substrate, uas cov substrate yog muab nrog ib tug xov tooj ntawm parallel grooves, thiab ces cov zawj yog welded nrog solder mus rau evaporating seem. lub cev kub. Hauv IGBT cov yeeb nkab cua sov uas twb muaj lawm, cov evaporating seem ntawm cov yeeb nkab cua sov yog faus rau hauv qhov zawj ntawm lub substrate thiab tsis haum rau IGBT nto. Hauv cov txheej txheem ua haujlwm, cov cua sov los ntawm IGBT nto yog thawj zaug xa tawm los ntawm cov substrate thiab tom qab ntawd xa mus rau cov kav dej kub thiab lub dab dej kub. Thaum kawg, cov cua sov los ntawm lub dab dej kub yog pauv mus rau huab cua los ntawm convection. Vim hais tias lub substrate nws tus kheej muaj thermal tsis kam, thiab thermal conductivity coefficient ntawm cov yeeb nkab cua sov yog ntau dua li ntawm lub hauv paus, qhov thermal conductivity efficiency ntawm cov yeeb nkab cua sov yog txwv, thiab cov cua kub dissipation kev ua tau zoo txo. IGBT lub dab dej kub tuaj yeem hloov cov cua sov sib npaug ntawm lub substrate mus rau qhov fin, uas tuaj yeem daws tau qhov teeb meem ntawm cov cua sov dissipation ntawm cov cua sov siab, tsis tsuas yog muaj kev ua haujlwm siab, tab sis kuj nrog cov qauv compact thiab tsis muaj qhov txav, uas tuaj yeem paub txog kev tu- dawb.

Lub Hwj Chim Siab IGBT Kub Dej Nrog Kev Sib Tw Vuam Tshuab

Qhov Chaw Keeb Kwm: Guangxi OEM: Yog lawm
Txheej txheem: Aluminium extrusion + Friction Vuam Kub: T3-T8
Khoom siv: Aluminium Profile Cov duab: Square
Ntim: Standing Export Ntim Hom Lub Npe: Ruiqifeng
Daim ntawv thov: IGBT Daim ntawv pov thawj: ISO 9001: 2008, ISO 14001: 2004
Qauv nab npawb: RQF005 Kev kam rau siab: 0.01mm ib
Ua tiav: Ntxuav + Anodized Kev tswj kom zoo: 100% thermal kuaj
Cov txheej txheem ntxiv: CNC Machining Loj: 400 * 300 * 100 hli

Txheej txheem khoom

Cov IGBT heat sinktau txais kev sib txhuam vuam txheej txheem, ob daim ntawm txhuas kub dab dej sib txhuam vuam ua ke, thiaj li ua tiav covIGBT heat sinkYuav tsum tau hla ntu, Thaum kawg, cov qauv kev sib xyaw ua ke thiab cov khoom siv hluav taws xob zoo sib xws yog tsim tom qab CNC ua, cov txheej txheem kev sib txhuam vuam tuaj yeem txo tus nqi ntawm pwm, lub sijhawm voj voog ntev, kev ruaj ntseg siab. Lori tau tsim ntau yamstandard aluminium kub dab dej cov ntaub ntawv thiab txuas ntxiv txhim kho cov txheej txheem cov ntaub ntawv database los muab cov neeg siv khoom nrog ntau cov kev sib koom ua ke xaiv los ntawm. Cov IGBT heat sinktxheej txheem txheej txheem yog raws li nram no

IGBT tshav kub dab dej ua txheej txheem-3
IGBT tshav kub dab dej ua txheej txheem-2
IGBT tshav kub dab dej ua txheej txheem-1

IGBT cua sov dab dej nrog cov yeeb nkab kub

Khoom Paub meej

Qhov noIGBT cua sov dab dej nrog cov yeeb nkab kubfeem ntau suav nrogheat sink fin,lub cev kubthiab puag, nyob rau hauv lub hauv paus yog muab nrog ib tug xov tooj ntawm kev sib nrig sib grooves, cov grooves yog ces soldered nrog solder mus rau lub evaporating seem ntawm lub tshav kub yeeb nkab.

Nyob rau hauv uas twb muaj lawmIGBT cua sov dab dej nrog cov yeeb nkab kubthev naus laus zis, ntu evaporating ntawm cov yeeb nkab cua sov yog faus rau hauv lub hauv paus zawj, uas tsis ncaj nraim nrog lub hauv paus ntawm IGBT. Thaum lub sij hawm IGBT txheej txheem ua hauj lwm, cov cua sov ntawm qhov chaw ntawm IGBT yog thawj zaug dissipated los ntawm lub hauv paus, thiab lub tshav kub ces kis mus rau lub tshav kub yeeb nkab thiab lub dab dej kub. Thaum kawg, lub tshav kub yog pauv mus rau huab cua los ntawm convection los ntawm lub tshav kub dab dej fins.

IGBT Heat Sink Daim Ntawv Thov

Qhov Chaw Keeb Kwm: Guangxi OEM: Yog lawm
Txheej txheem: Profiles Extruding Kub: T3-T8
Khoom siv: TIAB SA 6063 T5 Cov duab: Square
Ntim: Standing Export Ntim Hom Lub Npe: Reqifeng
Daim ntawv thov: IGBT inverter Daim ntawv pov thawj: ISO 9001: 2008, ISO 14001: 2004
Qauv nab npawb: RQF005 Kev kam rau siab: 0.01mm ib
Ua tiav: Anodizing Kev tswj kom zoo: 100% thermal kuaj
Cov txheej txheem ntxiv: Txiav + CNC Machining (Milling, Drilling, Tapping) Loj: 142 (W) * 71.5 (H) * 200 (L) mm, los yog kev cai tsim
Max Aspect Ratio Ntau tshaj 20 npaug ntawm qhov sib piv ntawm lub dab dej kub tuaj yeem raug extruded los ntawm 800 tons - 5000 tons extruding tshuab los ntawm cov cuab yeej siv siab tshaj plaws
Max dav Ultra wide extruded heat sink tuaj yeem ua los ntawm peb cov kev sib txhuam vuam tshuab tshwj xeeb
Qauv Kev Pabcuam Cov qauv nrog ntau qhov sib txawv yog availabe rau cov qauv kuaj hauv 1-2 lub lis piam
Txheej txheem ntau lawm Aluminium puag --- Txiav --- CNC Machining (Milling, Drilling, Tapping), Deburring, Ntxuav, Inspecting, Packing

IGBT Heat Pipe Heat Sinksiv rau LEDLighting, Inverter, Vuam Tshuab, Kev Sib Txuas Lus, Cov Khoom Siv Hluav Taws Xob, Kev Lag Luam Hauv Hluav Taws Xob, Thermoelectric Coolers / Generator, IGBT / UPS Cooling Systems, thiab lwm yam.

Cov Khoom Siv Hluav Taws Xob
Siv rau cua zog converter
Siv rau Green Energy-1

  • Yav dhau los:
  • Tom ntej:

  • Nto kho rauAluminium Profile

    Aluminium muaj ntau yam nta xws li muaj zog, thiab yooj yim rau txheej txheem. Aluminium yog ib qho hlau uas siv rau hauv ntau qhov chaw, thiab nws cov kev ua tau zoo tuaj yeem txhim kho ntxiv los ntawm kev kho deg.

    Kev kho saum npoo yog txheej txheej los yog txheej txheem uas siv cov txheej txheem los yog hauv cov khoom siv. Muaj ntau yam kev kho mob saum npoo av muaj rau txhuas, txhua tus nrog nws tus kheej lub hom phiaj thiab kev siv tswv yim, xws li kom zoo nkauj dua, zoo dua nplaum, corrosion resistant, thiab lwm yam.

    Kev kho deg-Powder Txheej-1

         PVDF Txheej Hmoov Txheej Ntoo Grain

    Kev kho deg-Anodizing-2

       Polishing Electrophoresis

    Kev kho deg-Anodizing-3

                   Brushed Anodizing Sandblasting

    Yog tias koj xav paub ntau ntxiv txog kev kho deg, thov tsis txhob yig tiv tauj peb, los ntawmhu rau +86 13556890771 (Mob/Whatsapp/We Chat), los yog thov kev kwv yeesvia Email (info@aluminum-artist.com).

    Kev siv pob khoom ntawm aluminium profiles

    1. Ruiqifeng Standard Packing:

    Muab cov PE tiv thaiv zaj duab xis rau ntawm qhov chaw. Tom qab ntawd cov aluminium profiles yuav muab qhwv rau hauv ib pob los ntawm cov yeeb yaj kiab shrink. Qee zaum, tus neeg siv khoom thov kom ntxiv cov hlaws ua npuas ncauj hauv npog cov txhuas profile. Shrink zaj duab xis tuaj yeem muaj koj lub logo.

    Ruiqifeng Txheem Ntim

    2. Ntawv Ntim:

    Muab cov PE tiv thaiv zaj duab xis rau ntawm qhov chaw. Tom qab ntawd tus naj npawb ntawm aluminium profiles yuav muab qhwv rau hauv ib pob los ntawm daim ntawv. Koj tuaj yeem ntxiv koj lub logo rau ntawm daim ntawv. Muaj ob txoj kev xaiv rau ntawv. Yob ntawm Kraft daim ntawv thiab ncaj Kraft ntawv. Txoj kev siv ob hom ntawv sib txawv. Xyuas daim duab hauv qab no koj yuav paub.

    Cov ntawv ntim

                                                                                            Roll Kraft Daim Ntawv Straight Kraft Daim Ntawv

    3. Txheem ntim + Cardboard lub thawv

    Aluminium profiles yuav tau ntim nrog cov txheej txheem packing. Thiab ces ntim rau hauv lub thawv. Thaum kawg, ntxiv cov ntoo board nyob ib ncig ntawm lub thawv. Los yog cia lub thawv ntim cov ntoo pallets.                                            Standard packing + Cardboard lub thawv                                   Nrog Ntoo Board Nrog Ntoo Pallets

    4. Txheem Ntim + Ntoo Board

    Ua ntej, nws yuav tau ntim rau hauv cov txheej txheem ntim khoom. Thiab tom qab ntawd ntxiv cov ntoo board ncig raws li lub bracket. Ua li no, tus neeg siv khoom tuaj yeem siv lub forklift kom tshem tawm cov txhuas profile. Qhov ntawd tuaj yeem pab lawv txuag tus nqi. Txawm li cas los xij, lawv yuav hloov cov txheej txheem ntim khoom kom txo tau tus nqi. Piv txwv li, lawv tsuas yog yuav tsum tau lo rau PE tiv thaiv zaj duab xis. Ncua tseg cov shrink zaj duab xis.

    Nov yog ob peb lub ntsiab lus kom nco ntsoov:

    a.Txhua lub sawb ntoo yog tib qhov loj thiab ntev hauv tib lub pob.

    b.Qhov kev ncua deb ntawm cov ntoo strips yuav tsum sib npaug.

    c.Lub sawb ntoo yuav tsum tau muab tso rau ntawm lub sawb ntoo thaum thauj khoom. Nws tsis tuaj yeem raug nias ncaj qha rau ntawm aluminium profile. Qhov no yuav zom thiab smear lub aluminium profile.

    d.Ua ntej lub packing thiab loading, lub packing department yuav tsum xam lub CBM thiab hnyav ua ntej. Yog tsis yog nws yuav nkim ntau qhov chaw.

    Hauv qab no yog daim duab ntawm kev ntim khoom kom raug.

    Kev ntim khoom kom raug 

    5. Txheem Ntim + Ntoo Box

    Ua ntej, nws yuav tau ntim nrog cov txheej txheem ntim khoom. Thiab ces ntim rau hauv lub thawv ntoo. Tseem yuav muaj ib lub rooj ntoo nyob ib ncig ntawm lub thawv ntoo rau lub forklift. Tus nqi ntawm cov pob no yog siab dua li lwm qhov. Thov nco ntsoov tias yuav tsum muaj npuas dej hauv lub thawv ntoo kom tiv thaiv kev sib tsoo.

    ytrytr (5)

    Cov saum toj no tsuas yog kev ntim khoom nkaus xwb. Tau kawg, muaj ntau txoj kev ntim khoom sib txawv. Peb txaus siab mloog koj qhov kev xav tau. Tiv tauj peb tam sim no.

    Chaw thau khoom & xa khoom

    Chaw thau khoom & xa khoom

         Nthuav dav Express

    Nthuav dav Express

    Yog tias tsis paub meej tias lub ntim twg haum rau koj? thov tsis txhob yig tiv tauj peb, los ntawmhu rau +86 13556890771 (Mob/Whatsapp/We Chat), los yog thov kev kwv yeesvia Email (info@aluminum-artist.com).

     

    Ruiqifeng Factory Tour-Process Flow of Aluminium Products

    1. Melting & Casting Rhiav  

    Peb tus kheej melting & Casting Rhiav, uas tuaj yeem paub txog kev rov ua dua thiab rov siv dua, tswj cov nqi tsim khoom, thiab txhim kho kev tsim khoom.

    1. Melting thiab Casting Rhiav

    2.Mould Design Center  

    Peb cov kws tsim qauv tsim tau npaj los tsim cov nqi tsim nyog tshaj plaws thiab zoo tshaj plaws tsim rau koj cov khoom, siv peb cov kev cai ua tuag.

    2.Mould Design Center

    3. Extruding Center

    Peb cov khoom siv extrusion muaj xws li: 600, 800T, 1000T, 1350T, 1500T, 2600T, 5000T extrusion qauv ntawm txawv tonnages, nruab nrog American-ua Granco Clark (Granco Clark) tsheb laij teb,uas tuaj yeem tsim qhov loj tshaj plaws circumscribed vajvoog Ntau yam high-precision profiles mus txog 510mm.

    3. Extruding Center                       5000Ton Extruder Extruding Rhiav Extruding Profile

    4. Kev laus rauv

    Lub hom phiaj tseem ceeb ntawm lub qhov cub hluav taws xob laus yog tshem tawm kev ntxhov siab los ntawm kev kho cov laus ntawm aluminium alloy thiab stainless hlau stamping qhov chaw. Nws kuj tuaj yeem siv rau ziab cov khoom siv tib yam.

    4. Kev laus rauv

    5.Powder Txheej Rhiav

    Ruiqifeng muaj ob kab kab rov tav hmoov txheej thiab ob ntsug hmoov txheej kab uas siv Japanese Ransburg fluorocarbon PVDF txau cov cuab yeej thiab Swiss (Gema) cov khoom siv tshuaj txau.  

     5.Powder Txheej Rhiav                                                                                                                                                                           Kab rov tav hmoov txheej kab  

    5.Powder Txheej Rhiav-2                                              Vertical hmoov txheej kab-1 Vertical hmoov txheej kab-2  

    6.Anodizing Rhiav

    Muaj cov pa oxygenation siab heev & electrophoresis ntau lawm kab, thiab tuaj yeem tsim cov pa oxygenation, electrophoresis, polishing, thiab lwm yam khoom lag luam.

    6.Anodizing Rhiav                                           Anodizing rau lub tsev profiles             Anodizing rau heatsink

    6.Anodizing Rhiav-2

    Anodizing rau Industrial Aluminium Profiles-1                                                                   Anodizing rau Industrial Aluminium Profiles-2

    7.Saw Cut Center

    Cov cuab yeej sawing yog tag nrho tsis siv neeg thiab high-precision sawing khoom. Lub sawing ntev tuaj yeem hloov kho dawb, kev pub mis ceev ceev, sawing ruaj khov, thiab qhov tseeb yog siab. Nws tuaj yeem ua tau raws li cov neeg siv khoom xav tau ntawm qhov sib txawv ntawm qhov ntev thiab qhov ntau thiab tsawg.

    7.Saw Cut Center

    8.CNC sib sib zog nqus ua

    Muaj 18 teeb ntawm CNC machining chaw cov cuab yeej, uas tuaj yeem ua haujlwm ntawm 1000 * 550 * 500mm (ntev * dav * qhov siab). Lub machining raug ntawm cov cuab yeej tuaj yeem ncav cuag li ntawm 0.02mm, thiab cov khoom siv pneumatic fixtures hloov cov khoom sai sai thiab txhim kho lub sijhawm ua haujlwm ntawm cov khoom siv.

    8.CNC sib sib zog nqus ua

    CNC Equipment CNC Machining Finish cov khoom

    9. Kev tswj kom zoo - Kev kuaj lub cev

    Peb tsis tau tsuas yog kev tshuaj xyuas phau ntawv los ntawm QC cov neeg ua haujlwm, tab sis kuj tseem muaj Kev Siv Hluav Taws Xob Optical Image Coordinate Measuring Tshuab ntsuas ntsuas qhov ntsuas qhov sib txawv ntawm qhov loj ntawm cov heatsinks, thiab 3D kev ntsuas ntsuas ntsuas peb-dimensional kev soj ntsuam ntawm cov khoom tag nrho. qhov ntev.

    9. Kev tswj kom zoo - Kev kuaj lub cev

                   Kev Ntsuas Kev Ntsuas Tsis Siv Neeg Optical Image Coordinate Measuring Machine 3D Measuring Machine

    10.Quality control-Chemical Composition Test

    10.Quality control-Chemical Composition Test

    Tshuaj muaj pes tsawg leeg thiab concentration test-1 Chemical composition and concentration test-2 Spectrum analyzer

     

    11.Quality tswj-Kev sim thiab cov khoom siv kuaj

    11.Quality tswj-Kev sim thiab cov khoom siv kuaj

    Tensile test Size scanner ntsev tsuag ntsuas kub thiab av noo tas li

    12. Ntim

    12. Ntim

     

    13. Chaw thau khoom & xa khoom

    13.Loading & shipping

    Logistic Supply-Chain Kev thauj mus los yooj yim network los ntawm hiav txwv, av thiab huab cua

    Ua tsaug ntau ntau

    Raws li peb txhua tus paub, kev lag luam yuav tsis zoo heev rau xyoo no vim muaj kev cuam tshuam los ntawm kev tsis sib haum xeeb ntawm thaj chaw thiab cov paj laum txuas ntxiv txhawm rau txhawm rau tiv thaiv kev nce nqi.

    Ntau lub tuam txhab yuav ntsib kev nyuaj siab rau tus nqi. Yog li peb tau xav txog cov txiaj ntsig zoo li cas peb tuaj yeem coj mus rau cov neeg siv khoom?

     Yog koj tau saibtuam txhab videohauv peb lub vev xaib Tsev lossis nplooj ntawv rub tawm, koj yuav paub tias peb cov txiaj ntsig muaj raws li hauv qab no:

    Ⅰ. Peb nyob rau hauv cov chaw muab kev pab ntawm bauxite, Guangxi bauxite cov kev pab cuam nrog cov loj tshaj reserves thiab zoo tshaj plaws nyob rau hauv peb lub teb chaws;

    Ⅱ. Ruiqifeng muaj kev koom tes ntev ntev nrog lub npe nrov Guangxi ceg ntawm CHALCO tuaj yeem cog lus:

    1. Peb muaj cov nqi sib tw. 2. Nrog high-zoo txhuas kua raw cov ntaub ntawv, qhov zoo ntawm cov khoom yog guaranteed.

    Ⅲ. Peb ib-nres tsim thiab tsim kev daws teeb meem tuaj yeem ua kom cov khoom ruaj khov thiab txuag lub sijhawm xa khoom tag nrho.

    Vim li cas ho xaiv US-Ruiqifeng Cov Khoom Tshiab-2023-V2

    Kuv tus phooj ywg, Peb tau ua tus muag khoom ntawm ib-ssab saum toj aluminium profile kev daws teeb meem rau yuav luag 20 xyoo. Thiab peb ntseeg siab tias peb tuaj yeem koom tes ua ke kom tau txais txiaj ntsig yeej-yeej.
    Dab tsi yog cov txiaj ntsig koj ua haujlwm nrog peb:
    1) VIP cov neeg siv khoom daws teeb meem uas dhau qhov koj xav tau.
    2) R & D kev txhawb nqa txawm nws yuav ua li cas.
    3) hwm zoo nrog lub Hoobkas tsim nyog tus nqi.
    4) Tom qab-muag kev pab cuam lav.

    Yog tsis paub tseeb tias yam khoom twg yog qhov zoo rau koj? thov tsis txhobt tsis kam tiv tauj peb, los ntawmhu rau +86 13556890771(Mob/Whatsapp/We Chat), los yog thov kev kwv yees ntawmEmail (info@aluminum-artist.com).

    Sau koj cov lus ntawm no thiab xa tuaj rau peb

    Thov koj xav tiv tauj peb