Lag luam wholesale luv nqi Tuam Tshoj ASTM A312/A213 Stainless Seamless Steel Heat Exchanger Yeeb Nkab/Twj (OD 21.3~141.3mm)
Peb paub tias peb tsuas vam meej yog tias peb tuaj yeem lav peb cov nqi sib tw thiab zoo tib lub sijhawm rau Kev Lag Luam Wholesale Luv Nqi Tuam Tshoj ASTM A312 / A213 Stainless Seamless Steel Heat Exchanger Pipe / Tube (OD 21.3 ~ 141.3mm), Peb lub hom phiaj kawg yog "Sim qhov zoo tshaj plaws, Ua Qhov Zoo Tshaj Plaws". Nco ntsoov xav tias dawb hu rau peb yog tias koj muaj qhov yuav tsum tau ua.
Peb paub tias peb tsuas vam meej yog tias peb tuaj yeem lav peb qhov kev sib tw ua ke ntawm tus nqi thiab qhov zoo tib lub sijhawm rauTuam Tshoj Cov Yeeb Nkab Hlau Stainless, Cov Yeeb Nkab Galvanized, Nrog lub zog muaj zog thiab cov khoom siv tsim khoom siab heev, thiab cov neeg SMS ua haujlwm zoo, kev tshaj lij, lub siab mob siab rau kev lag luam. Cov lag luam tau ua tus thawj coj los ntawm ISO 9001: 2008 daim ntawv pov thawj thoob ntiaj teb kev tswj hwm zoo, CE daim ntawv pov thawj EU; CCC.SGS.CQC lwm yam khoom lag luam ntawv pov thawj. Peb tos ntsoov yuav rov qhib peb lub tuam txhab kev sib txuas.
316 stainless hlau exchanger yeeb nkab
stainless hlau kauj raj
stainless hlau raj kauj
stainless hlau coil tubing
stainless hlau kauj yeeb nkab
cov neeg muag khoom ntawm stainless hlau coil tube
stainless hlau kauj raj manufacturers
stainless hlau yeeb nkab kauj
Lub raj xa cua sov sib pauv hauv ntau yam ntawm cov hlau tsis xeb austenitic, duplex stainless hlau, nickel alloys, titanium thiab zirconium, tsim rau txhua hom kev sib pauv cua sov, xws li cov dej hiav txwv txias, condensers, evaporators, cua sov thiab reheaters.
Cov raj xa cua sov siv rau hauv txhua hom kev lag luam txheej txheem. Cov yam ntxwv yuav tsum tau ua yog: vuam ua los ntawm hlaws dai, qhov ntev ruaj khov thiab kev sim ntau yam.
Peb txoj kev cog lus rau kev xa khoom raws sijhawm thiab kev muab cov khoom siv zoo tau ua rau peb tsim kom muaj kev sib raug zoo nrog cov tuam txhab engineering thiab cov neeg siv kawg thoob plaws ntiaj teb.
Txhua lub raj U khoov ntawm peb cov khoom raug kuaj xyuas zoo los ntawm peb pab neeg cov kws tshaj lij ntawm txhua theem ntawm kev tsim khoom kom xa cov khoom zoo tshaj plaws uas tsis muaj qhov tsis zoo rau cov neeg siv khoom.
Cov Lus Qhia Tshwj Xeeb
Qib:feem ntau ASTM A213 S304/304L, 316/316L, 317L, 321/321H, 410, Duplex 2205 (UNS S31803)
Tus Qauv:ASTM A312 ASTM A269 213
Txheej Txheem: Txoj Kev Txias Kos / Txias Rolled
Qhov Chaw Tiav:Annealed / Polished
Pob khoom: Lub hnab ntim rau txhua daim, tom qab ntawd ntim rau hauv cov ntoo seaworthy
Lub Sijhawm Xa Khoom: 20-60 Hnub tom qab tau txais qhov tso nyiaj (Feem ntau raws li qhov kev txiav txim kom muaj nuj nqis)
Nqe Khoom:FOB, CIF los yog raws li kev sib tham
Kev Them Nyiaj:T/T (30% ua ntej, 70% tawm tsam BL Copy) los yog raws li kev sib tham
Kev Xav Tau Zoo:Daim Ntawv Pov Thawj Xeem Zeb yuav muab nrog cov khoom xa tuaj, Kev Tshuaj Xyuas Thib Peb yog qhov txais tau
Kev tiv thaiv nto:Tshwj tsis yog hais lwm yam hauv kev txiav txim cov raj xa khoom raug xa nrog sab hauv thiab sab nraud tiv thaiv ib ntus nrog ib zaj duab xis ntawm cov roj av sib xyaw.
Cov raj xaus:Cov raj xa khoom tau muab los ntawm cov hlau tiaj tiaj, txiav plaub fab thiab thaum thov, cov raj tuaj yeem raug tshem tawm.
1. Peb siv cov thev naus laus zis Cold Drawn los tsim cov raj U bend
2. Cov raj khoov U yuav tsim raws li cov neeg siv khoom kos duab
3. Txhawm rau kom tsis txhob muaj oxidation, cov roj inert (Argon) raug dhau los ntawm cov raj ID ntawm qhov nrawm uas xav tau
4. Lub vojvoog raug kuaj xyuas rau nws OD thiab phab ntsa thinning nrog cov lus qhia pom zoo
5. Peb yuav xaiv peb qhov chaw sib txawv lossis raws li cov neeg siv khoom xav tau kom paub tseeb tias cov raj zoo. Peb yuav ua cov khoom siv lub cev thiab kev sim me me.
6. Kev tshuaj xyuas qhov muag rau qhov nthwv dej thiab cov kab nrib pleb yog ua tiav nrog Dye Penetrant Test
7. Txhua lub raj ces raug kuaj hydro ntawm qhov siab pom zoo kom paub seb puas muaj qhov xau
Cov Tshuaj Lom Zemrau cov kav dej hlau tsis xeb rau cov khoom siv raw
| ASTM/UNS | C (siab tshaj) | Si (siab tshaj) | Mn (siab tshaj) | P (siab tshaj) | S (siab tshaj) | Cr | Ni | Mo | Ti |
| TP304/S30400 | 0.080 | 1.00 | 2.00 | 0.045 | 0.03 | 18.0-20.0 | 8.0-10.5 | ||
| TP304L/S30403 | 0.035 | 1.00 | 2.00 | 0.045 | 0.03 | 18.0-20.0 | 8.0-13.0 | ||
| TP304H/S30409 | 0.04-0.10 | 1.00 | 2.00 | 0.045 | 0.03 | 18.0-20.0 | 8.0-11.0 | ||
| TP316/S31600 | 0.080 | 1.00 | 2.00 | 0.045 | 0.03 | 16.0-18.0 | 11.0-14.0 | 2.0-3.0 | |
| TP316L/S31603 | 0.035 | 1.00 | 2.00 | 0.045 | 0.03 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 | |
| TP316Ti/S31635 | 0.080 | 1.00 | 2.00 | 0.045 | 0.03 | 16.0-18.0 | 10.0-14.0 | 2.0-3.0 | 0.7>5x(C+N) |
| TP321/S32100 | 0.080 | 1.00 | 2.00 | 0.045 | 0.03 | 17.0-19.0 | 9.0-12.0 | 0.7>5x(C+N) | |
| TP317L/S31703 | 0.035 | 1.00 | 2.00 | 0.045 | 0.03 | 18.0-20.0 | 11.0-15.0 | 3.0-4.0 | |
| TP347H/S34709 | 0.04-0.10 | 1.00 | 2.00 | 0.045 | 0.03 | 17.0-19.0 | 9.0-13.0 | ||
| TP309S/S30908 | 0.080 | 1.00 | 2.00 | 0.045 | 0.03 | 22.0-24.0 | 12.0-15.0 | 0.75 | |
| TP310S/S31008 | 0.080 | 1.00 | 2.00 | 0.045 | 0.03 | 24.0-26.0 | 19.0-22.0 | 0.75 |
Daim Ntawv Thov:
a) Roj av, tshuaj lom neeg lag luam, lub tshuab cua sov super ntawm boiler thiab cua sov sib hloov
b) Cov kav dej kis tau kub thiab tiv taus kub hauv chaw fais fab
c) Nkoj nrog cov yeeb nkab siab
d) Cov khoom siv lim pa tawm
e) Kev tsim kho thiab kho kom zoo nkauj
f) kev lag luam hnub ci, tub rog, semiconductor thiab lwm yam.
▼Cov hlau tsis xeb coiled tubing / coiled tubes khoom qib:
| Tebchaws Meskas | TEB CHAWS YELEMES | TEB CHAWS YELEMES | Fabkis teb | Nyiv Pooj | ITALI | SWEDEN | UK | EU | Spain | Lavxias teb sab |
| AISI | DIN 17006 | WN 17007 | AFNOR | JIS | UNI | SIS | BSI | EURONORM | ||
| 201 | SUS 201 | |||||||||
| 301 | X 12 CrNi 17 7 | 1.4310 | Z 12 CN 17-07 | SUS 301 | X 12 CrNi 1707 | 23 31 | 301S21 | X 12 CrNi 17 7 | X 12 CrNi 17-07 | |
| 302 | X 5 CrNi 18 7 | 1.4319 | Z 10 CN 18-09 | SUS 302 | X 10 CrNi 1809 | 23 31 | 302S25 | X 10 CrNi 18 9 | X 10 CrNi 18-09 | 12KH18N9 |
| 303 | X 10 CrNiS 18 9 | 1.4305 | Z 10 CNF 18-09 | SUS 303 | X 10 CrNiS 1809 | 23 46 | 303S21 | X 10 CrNiS 18 9 | X 10 CrNiS 18-09 | |
| 303 Se | Z 10 CNF 18-09 | SUS 303 Se | X 10 CrNiS 1809 | 303S41 | X 10 CrNiS 18-09 | 12KH18N10E | ||||
| 304 | X 5 CrNi 18 10 X 5 CrNi 18 12 | 1.4301 1.4303 | Z 6 CN 18-09 | SUS 304 | X 5 CrNi 1810 | 23 32 | 304S15 304S16 | X 6 CrNi 18 10 | X 6 CrNi 19-10 | 08KH18N10 06KH18N11 |
| 304 N | SUS 304N1 | X 5 CrNiN 1810 | ||||||||
| 304 H | SUS F 304H | X 8 CrNi 1910 | X 6 CrNi 19-10 | |||||||
| 304 L | X 2 CrNi 18 11 | 1.4306 | Z 2 CN 18-10 | SUS 304L | X 2 CrNi 1911 | 23 52 | 304S11 | X 3 CrNi 18 10 | X 2 CrNi 19-10 | 03KH18N11 |
| X 2 CrNiN 18 10 | 1.4311 | Z 2 CN 18-10-Az | SUS 304LN | X 2 CrNiN 1811 | 23 71 | |||||
| 305 | Z 8 CN 18-12 | SUS 305 | X 8 CrNi 1812 | 23 33 | 305S19 | X 8 CrNi 18 12 | X 8 CrNi 18-12 | |||
| Z 6 CNU 18-10 | SUS XM7 | X 6 CrNiCu 18 10 4 Kd | ||||||||
| 309 | X 15 CrNiS 20 12 | 1.4828 | Z 15 CN 24-13 | SUH 309 | X 16 CrNi 2314 | 309S24 | X 15 CrNi 23 13 | |||
| 309 S | SUS 309S | X 6 CrNi 2314 | X 6 CrNi 22 13 | |||||||
| 310 | X 12 CrNi 25 21 | 1.4845 | SUH 310 | X 22 CrNi 2520 | 310S24 | 20KH23N18 | ||||
| 310 S | X 12 CrNi 25 20 | 1.4842 | Z 12 CN 25-20 | SUS 310S | X 5 CrNi 2520 | 23 61 | X 6 CrNi 25 20 | 10KH23N18 | ||
| 314 | X 15 CrNiSi 25 20 | 1.4841 | Z 12 CNS 25-20 | X 16 CrNiSi 2520 | X 15 CrNiSi 25 20 | 20KH25N20S2 | ||||
| 316 | X 5 CrNiMo 17 12 2 | 1.4401 | Z 6 CND 17-11 | SUS 316 | X 5 CrNiMo 1712 | 23 47 | 316S31 | X 6 CrNiMo 17 12 2 | X 6 CrNiMo 17-12-03 | |
| 316 | X 5 CrNiMo 17 13 3 | 1.4436 | Z 6 CND 17-12 | SUS 316 | X 5 CrNiMo 1713 | 23 43 | 316S33 | X 6 CrNiMo 17 13 3 | X 6 CrNiMo 17-12-03 | |
| 316 F | X 12 CrNiMoS 18 11 | 1.4427 | ||||||||
| 316 N | SUS 316N | |||||||||
| 316 H | SUS F 316H | X 8 CrNiMo 1712 | X 5 CrNiMo 17-12 | |||||||
| 316 H | X 8 CrNiMo 1713 | X 6 CrNiMo 17-12-03 | ||||||||
| 316 L | X 2 CrNiMo 17 13 2 | 1.4404 | Z 2 CND 17-12 | SUS 316L | X 2 CrNiMo 1712 | 23 48 | 316S11 | X 3 CrNiMo 17 12 2 | X 2 CrNiMo 17-12-03 | 03KH17N14M2 |
| X 2 CrNiMoN 17 12 2 | 1.4406 | Z 2 CND 17-12-Az | SUS 316LN | X 2 CrNiMoN 1712 | ||||||
| 316 L | X 2 CrNiMo 18 14 3 | 1.4435 | Z 2 CND 17-13 | X 2 CrNiMo 1713 | 23 53 | 316S13 | X 3 CrNiMo 17 13 3 | X 2 CrNiMo 17-12-03 | 03KH16N15M3 | |
| X 2 CrNiMoN 17 13 3 | 1.4429 | Z 2 CND 17-13-Az | X 2 CrNiMoN 1713 | 23 75 | ||||||
| X 6 CrNiMoTi 17 12 2 | 1.4571 | Z6 CNDT 17-12 | X 6 CrNiMoTi 1712 | 23 50 | 320S31 | X 6 CrNiMoTi 17 12 2 | X 6 CrNiMoTi 17-12-03 | 08KH17N13M2T 10KH17N13M2T | ||
| X 10 CrNiMoTi 18 12 | 1.4573 | X 6 CrNiMoTi 1713 | 320S33 | X 6 CrNiMoTI 17 13 3 | X 6 CrNiMoTi 17-12-03 | 08KH17N13M2T 10KH17N13M2T | ||||
| X 6 CrNiMoNb 17 12 2 | 1.4580 | Z 6 CNDNb 17-12 | X 6 CrNiMoNb 1712 | X 6 CrNiMoNb 17 12 2 | 08KH16N13M2B | |||||
| X 10 CrNiMoNb 18 12 | 1.4583 | X 6 CrNiMoNb 1713 | X 6 CrNiMoNb 17 13 3 | 09KH16N15M3B | ||||||
| 317 | SUS 317 | X 5 CrNiMo 1815 | 23 66 | 317S16 | ||||||
| 317 L | X 2 CrNiMo 18 16 4 | 1.4438 | Z 2 CND 19-15 | SUS 317L | X 2 CrNiMo 1815 | 23 67 | 317S12 | X 3 CrNiMo 18 16 4 | ||
| 317 L | X 2 CrNiMo 18 16 4 | 1.4438 | Z 2 CND 19-15 | SUS 317L | X 2 CrNiMo 1816 | 23 67 | 317S12 | X 3 CrNiMo 18 16 4 | ||
| 330 | X 12 NiCrSi 36 16 | 1.4864 | Z 12NCS 35-16 | SUH 330 | ||||||
| 321 | X 6 CrNiTi 18 10 X 12 CrNiTi 18 9 | 1.4541 1.4878 | Z 6 CNT 18-10 | SUS 321 | X 6 CrNiTi 1811 | 23 37 | 321S31 | X 6 CrNiTi 18 10 | X 6 CrNiTi 18-11 | 08KH18N10T |
| 321 H | SUS 321H | X 8 CrNiTi 1811 | 321S20 | X 7 CrNiTi 18-11 | 12KH18N10T | |||||
| 329 | X 8 CrNiMo 27 5 | 1.4460 | SUS 329J1 | 23 24 | ||||||
| 347 | X 6 CrNiNb 18 10 | 1.4550 | Z 6 CNNb 18-10 | SUS 347 | X 6 CrNiNb 1811 | 23 38 | 347S31 | X 6 CrNiNb 18 10 | X 6 CrNiNb 18-11 | 08KH18N12B |
| 347 H | SUS F 347H | X 8 CrNiNb 1811 | X 7 CrNiNb 18-11 | |||||||
| 904L | 1.4939 | Z 12 CNDV 12-02 | ||||||||
| X 20 CrNiSi 25 4 | 1.4821 | |||||||||
| UNS31803 | X 2 CrNiMoN 22 5 | 1.4462 | ||||||||
| UNS32760 | X 3 CrNiMoN 25 7 | 1.4501 | Z 3 CND 25-06Az | |||||||
| 403 | X 6 Cr 13 X 10 Cr 13 X 15 Cr 13 | 1.4000 1.4006 1.4024 | Z 12 C 13 | SUS 403 | X 12 Cr 13 | 23 02 | 403S17 | X 10 Cr 13 X 12 Cr 13 | X 6 Cr 13 | 12Kh13 |
| 405 | X 6 CrAl 13 | 1.4002 | Z 6 CA 13 | SUS 405 | X 6 CrAl 13 | 405S17 | X 6 CrAl 13 | X 6 CrAl 13 | ||
| X 10 CrAl 7 | 1.4713 | Z 8 CA 7 | X 10 CrAl 7 | |||||||
| X 10 CrAl 13 | 1.4724 | X 10 CrAl 12 | 10Kh13SYu | |||||||
| X 10 CrAl 18 | 1.4742 | X 10 CrSiAl 18 | 15Kh18SYu | |||||||
| 409 | X 6 CrTi 12 | 1.4512 | Z 6 CT 12 | SUH 409 | X 6 CrTi 12 | 409S19 | X 5 CrTi 12 | |||
| X 2 CrTi 12 | ||||||||||
| 410 | X 6 Cr 13 X 10 Cr 13 X 15 Cr 13 | 1.4000 1.4006 1.4024 | Z 10 C 13 Z 12 C 13 | SUS 410 | X 12 Cr 13 | 23 02 | 410S21 | X 12 Cr 13 | X 12 Cr 13 | 12Kh13 |
| 410 S | X 6 Cr 13 | 1.4000 | Z 6 C 13 | SUS 410S | X 6 Cr 13 | 23 01 | 403S17 | X 6 Cr 13 | 08Kh13 |
Hoobkas
Qhov zoo dua:
Qhov zoo ntawm peb cov khoom rau cov kab tswj hauv roj thiab roj av tsis yog tsuas yog thaum lub sijhawm tswj kev tsim khoom xwb tab sis kuj los ntawm kev sim cov khoom tiav. Cov kev xeem ib txwm muaj xws li:
1. Kev ntsuam xyuas tsis puas tsuaj
2. Kev ntsuam xyuas hydrostatic
3. Kev tswj qhov chaw tiav
4. Kev ntsuas qhov tseeb ntawm qhov ntev
5. Kev ntsuam xyuas Flare thiab coning
6. Kev kuaj xyuas khoom siv thiab tshuaj lom neeg
Daim ntawv thov caillary raj
1) Kev lag luam khoom siv kho mob
2) kev tswj kub kub uas coj los ntawm kev lag luam, cov sensors siv yeeb nkab, raj ntsuas kub
3) Cov cwj mem saib xyuas kev lag luam tub ntxhais raj
4) micro-tube antenna, ntau hom me me precision stainless hlau antenna
5) Nrog ntau yam khoom siv hluav taws xob me me uas tsis muaj hlau capillary
6) Koob punch hniav nyiaj hniav kub
7) Cov moos saib, daim duab
8) Lub tsheb kav hlau txais xov raj, bar antennas siv raj, kav hlau txais xov raj
9) Cov khoom siv laser engraving siv cov raj hlau tsis xeb
10) Cov khoom siv nuv ntses, cov khoom siv ntxiv, Yugan tawm nrog kev muaj
11) Kev noj haus nrog stainless hlau capillary
12) txhua hom xov tooj ntawm tes stylus lub khoos phis tawj stylus
13) Kev lag luam yeeb nkab cua sov, kev lag luam roj
14) Cov tshuab luam ntawv, koob txhaj tshuaj uas ntsiag to
15) Rub ib lub raj xa dej stainless hlau ob txheej uas siv rau hauv qhov rai txuas nrog
16) Ntau yam kev lag luam me me Precision stainless hlau raj
17) Kev faib khoom siv nrog cov koob hlau tsis xeb
18) Microphone, lub mloog pob ntseg thiab lub microphone siv cov raj hlau tsis xeb, thiab lwm yam
Cov khoom cuam tshuam
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Kev txhais lus siab Tuam Tshoj Kev Tsim Kho Khoom Siv Dec...
Tam sim no peb muaj ntau tus neeg ua haujlwm zoo heev uas siv tau zoo heev hauv kev lag luam hauv internet, QC, thiab ua haujlwm nrog ntau yam teeb meem hauv txoj kev tsim khoom rau High definition China Construction Material Decoiling 201 304 Stainless Steel Industrial Pipe, High-quality yog lub neej txhua hnub ntawm lub Hoobkas, Kev tsom mus rau cov neeg siv khoom xav tau yog qhov chaw ntawm kev ciaj sia thiab kev loj hlob ntawm kev lag luam, Peb ua raws li kev ncaj ncees thiab kev ntseeg siab ua haujlwm, xav kom koj tuaj! Tam sim no peb muaj ...
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Tuam Tshoj Pheej Yig Nqe Nyias Phab Ntsa Welded Stainless St...
Ua raws li koj lub hauv paus ntsiab lus ntawm "Super Zoo, Kev Pabcuam Txaus Siab", Peb tab tom siv zog kom tau txais tus khub lag luam zoo heev ntawm koj rau Tuam Tshoj Tus nqi pheej yig Thin Wall Welded Stainless Steel Tube Coil Pipe 304, Peb ua tsaug tos txais kev sib pauv thiab kev koom tes nrog koj. Cia peb txav mus tom ntej tes hauv tes thiab ua tiav qhov xwm txheej yeej-yeej. Ua raws li koj lub hauv paus ntsiab lus ntawm "Super Zoo, Kev Pabcuam Txaus Siab", Peb tab tom siv zog kom tau txais kev lag luam zoo heev ...
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Teb chaws Europe style rau Welded Txias Drawn Coiled Stain ...
Peb ib txwm ua haujlwm ua pab pawg kom paub tseeb tias peb tuaj yeem muab qhov zoo tshaj plaws thiab tus nqi zoo tshaj plaws rau koj rau cov qauv European rau Welded Cold Drawn Coiled Stainless Steel Tubing, Txhawm rau kom tau txais txiaj ntsig los ntawm peb lub peev xwm OEM / ODM muaj zog thiab cov kev daws teeb meem zoo, nco ntsoov tham nrog peb hnub no. Peb yuav ua siab dawb siab zoo tsim thiab sib qhia kev vam meej nrog txhua tus neeg siv khoom. Peb ib txwm ua haujlwm ua pab pawg kom paub tseeb tias peb tuaj yeem muab qhov zoo tshaj plaws thiab tus nqi zoo tshaj plaws rau koj rau Tuam Tshoj Coiled Tube thiab Stainless ...
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Luv nqi loj Tuam Tshoj Seamless Tube Stainless Hlau...
Peb vam khom lub zog thev naus laus zis ruaj khov thiab tsim cov thev naus laus zis zoo heev kom tau raws li qhov xav tau ntawm Tuam Tshoj Cov Khoom Siv Luv Nqi Loj Seamless Tube Stainless Steel Coil Tubing, Txais tos cov koom haum txaus siab los koom tes nrog peb, peb tos ntsoov yuav tau txais lub sijhawm los ua haujlwm nrog cov koom haum thoob plaws ntiaj teb rau kev loj hlob ua ke thiab kev vam meej sib koom tes. Peb vam khom lub zog thev naus laus zis ruaj khov thiab tsim cov thev naus laus zis zoo heev kom tau raws li qhov xav tau ntawm Tuam Tshoj Cov Hlau Stainless, Stainle...
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Kev Yuav Khoom Zoo Tshaj Plaws rau Tuam Tshoj 304 / 304L / 316 / 316L / 32...
Peb siv "tus neeg siv khoom-phooj ywg, zoo-taw qhia, kev sib koom ua ke, kev tsim kho tshiab" ua lub hom phiaj. "Qhov tseeb thiab kev ncaj ncees" yog peb txoj kev tswj hwm zoo tshaj plaws rau Super Purchasing rau Tuam Tshoj 304 / 304L / 316 / 316L / 321 Stainless Steel Coiled (coil) Yeeb Nkab / Tubes / Tubings rau Roj thiab Roj Qhov Dej, Peb muaj plaub qhov kev daws teeb meem tseem ceeb. Peb cov khoom muag zoo tshaj plaws tsis yog tsuas yog hauv kev lag luam Suav teb xwb, tab sis kuj txais tos hauv kev lag luam thoob ntiaj teb. Peb siv "tus neeg siv khoom-phooj ywg, zoo-taw qhia, ...
