Ukukhetha okulungileibhokisi lekhebula le-fiber optickuya ngezimo endaweni yokufaka.I-Outdoor Fiber Optic Amabhokisivikela ukuxhumana emvuleni, uthuli, noma umthelela. Afibre optic box ongaphandleimelana nesimo sezulu esibi, kuyilapho afibre optic box endliniifanela amagumbi ahlanzekile, alawulwa yisimo sezulu.
Okuthathwayo Okubalulekile
- Khetha amabhokisi e-fiber optic asekelwe endaweni yokufaka ukuze uvikele izintambo esimweni sezulu, uthuli, nokulimala noma ukuqinisekisa ukufinyelela okulula futhiukuphepha komlilo endlini.
- Hlola ukuqina, ukuvalwa kahle, nokuthobela izindinganiso zokuphepha ukuze ugcine inethiwekhi yakho ithembekile futhi iphephile ngokuhamba kwesikhathi.
- Hlela umthamo kanye nokukhula kwesikhathi esizayo ngokukhetha amabhokisi asekela ukunwetshwa okulula nokuphathwa kahle kwekhebula ukuze kuncishiswe isikhathi sokuphumula kanye nezindleko zokuyilungisa.
Ukuqhathanisa Okusheshayo: Indoor vs. Outdoor Fiber Optic Boxes
Ithebula Lezimpawu: Indoor vs. Outdoor Fiber Optic Boxes
| Isici | Indoor Fiber Optic Amabhokisi | I-Outdoor Fiber Optic Amabhokisi |
|---|---|---|
| Imvelo | Ukulawulwa kwesimo sezulu, kuhlanzekile | Kuchayeke esimeni sezulu, uthuli, umthelela |
| Okubalulekile | Ipulasitiki engasindi noma insimbi | Izinto ezisindayo, ezingamelana nesimo sezulu |
| Izinga Lokuvikela | Uthuli oluyisisekelo nokumelana nokuphazamiseka | Ukumelana okuphezulu namanzi, i-UV, nokucekelwa phansi kwempahla |
| Izinketho zokukhweza | Udonga, i-rack, noma uphahla | Isigxobo, udonga, ngaphansi komhlaba |
| Isilinganiso Somlilo | Ikalwa ngokushisa umlilo | Ingafaka i-UV kanye nokugqwala |
| Ukufinyeleleka | Ukufinyelela kalula ukulungiswa | Ivikelekile, kwesinye isikhathi iyakhiywa |
| Izicelo Ezijwayelekile | Amahhovisi, amakamelo amaseva, izikhungo zedatha | Ingaphandle lokwakha, izigxobo zosizo, izindawo ezivalekile zangaphandle |
Umehluko Obalulekile Ngokubuka nje
- I-Outdoor Fiber Optic Boxes imelana nezindawo ezinokhahlo. Basebenzisa izinto eziqinile kanye nezimpawu zokuvimbela amanzi, uthuli, nemisebe ye-UV.
- Amabhokisi angaphakathi agxile ekufinyeleleni kalula nasekulawuleni ikhebula. Zifanele izindawo lapho izinga lokushisa nomswakama kuhlala uzinzile.
- I-Outdoor Fiber Optic Boxes ivamise ukufaka izembozo ezikhiywayo kanye nokwakhiwa okuqinisiwe. Lezi zici zivimbela ukuphazamiseka futhi zivikele ukuxhumana okubucayi.
- Amamodeli asendlini abeka phambili ukwakheka okuhlangene nokuphepha emlilweni. Bahlanganisa kahle nengqalasizinda ye-IT ekhona.
Ithiphu: Hlala uqondanisa uhlobo lwebhokisi nesayithi yokufaka. Ukusebenzisa uhlobo olungalungile kungaholela ekulungiseni okubizayo noma ekuncipheni kwenethiwekhi.
Izinto Ezibalulekile Lapho Ukhetha Amabhokisi Angaphandle E-Fiber Optic noma Izinketho Zasendlini
Indawo Yokufaka Nokuchayeka
Ukukhetha ibhokisi elifanele le-fiber optic kuqala ngokuhlola ngokucophelela indawo yokufaka.I-Outdoor Fiber Optic Amabhokisikumele imelane nokuchayeka ngokuqondile emvuleni, othulini, ekuguquguqukeni kwezinga lokushisa, ngisho nezinto ezingcolisa amakhemikhali. Abakhiqizi basebenzisaizinto ezivikela isimo sezulu njengamapulasitiki noma i-aluminium engamelana ne-UVukuvikela ukuxhumana okubucayi. Ukubekwa uphawu okulungile ngama-gaskets ekhwalithi ephezulu kuvimbela ukungena komswakama, okungahlehlisa ukusebenza kwe-fiber optic. Ngokuphambene, amabhokisi e-fiber optic angaphakathi asebenza ezindaweni ezilawulwa yisimo sezulu, ngakho-ke amapulasitiki alula futhi angabizi kakhulu afanelekile. Ukulungiswa kwendawo nakho kunendima. Abafaki kufanele bagweme izindawo ezivame ukuba nomswakama noma amazinga okushisa aphakeme futhi baqinisekise ukungena komoya ukuvimbela ukushisa ngokweqile. Ukunakekelwa okuvamile, njengokuhlola ama-seal nokuhlanza iziphetho ze-fiber, kusiza ukugcina ukusebenza kahle.
Ithiphu: Amabhokisi angaphandle kufanele amelane nokuhamba ngebhayisikili okushisayo kanye nokuchayeka kumakhemikhali ukuze athembeke isikhathi eside.
- Amabhokisi angaphandle adinga izilinganiso ze-IP ephezulu kanye nezinto eziqinile.
- Amabhokisi angaphakathi angasebenzisa izinto ezilula ngenxa yokuncipha kwezingozi zemvelo.
- Ukubekwa uphawu okufanele kanye nokukhetha indawo kubalulekile kuzo zombili izinhlobo.
Ukuvikelwa, Ukuqina, kanye Nokumelana Nesimo Sezulu
Ukuvikela nokuqina kuchaza umehluko phakathi kwezixazululo zasendlini nezangaphandle. I-Outdoor Fiber Optic Boxes asebenzisa izinto ezisindayo kanye nokwakhiwa okuqinisiwe ukuze amelane nomthelela womzimba nobungozi bemvelo. Ngokwesibonelo,izintambo zejakhethi ezimbili zinikeza isendlalelo esengeziwe sokuzivikelangokumelene nomswakama, ukushintsha kwezinga lokushisa, nokucindezeleka kwemishini. Lokhu kuvikela okuthuthukisiwe kunciphisa ubungozi bokuwohloka kwesignali kanye nokulimala ngokomzimba, kuqinisekisa ukusebenza okuthembekile ezimeni ezinzima. Amabhokisi angaphakathi endlini, nakuba engaqinile kangako, asanikeza uthuli oluyisisekelo nokumelana nokuphazamisa. Ukukhethwa kwempahla nokwakhiwa kufanele kufane nezingozi ezilindelekile endaweni yokufaka.
Indawo, Ukufinyeleleka, kanye Nokulula Kokufakwa
Indawo nokufinyeleleka kunomthelela kukho kokubili ukufakwa nokulungiswa okuqhubekayo. Abafaki bavame ukubhekana nezinselele lapho bebeka amabhokisi e-fiber optic ezindaweni eziminyene noma okunzima ukufinyelela kuzo. Ukungafinyeleleki kahle kungenza ukulungisa kube nzima futhi kwandise isikhathi sokuphumula. Izenzo ezingcono kakhulu zincoma ukukhetha izindawo ezigwema umswakama kanye nomthelela womzimba, ukuqinisekisa ukuxhumana okuphephile, nokulebula amakhebuli ngokucacile ukuze kulungiswe kalula.
- Amasayithi okunzima ukuwafinyelela noma aminyene angabangela izinkinga zokulungisa esikhathini esizayo.
- Ukulebula okungalungile kwenza ukulungisa kube nzima, ikakhulukazi ezindaweni eziyinkimbinkimbi.
- Izinketho ezihlukene zokukhweza (udonga, isigxobo, irack) zifanelana nezindawo ezahlukahlukene kanye nezidingo zokufinyeleleka.
- Ukubekwa uphawu kwekhwalithi nokukhethwa kwempahla kuhlala kubalulekile ezindaweni zangaphandle noma ezinokhahlo.
- Ukufaka kalula kunciphisa amaphutha kanye nokuphelelwa yisikhathi kwenethiwekhi.
Amandla, Ukunwetshwa, kanye Nokuphathwa Kwefayibha
Amandla nokwandiswa kunquma ukuthi ibhokisi le-fiber optic lizisekela kanjani izidingo zenethiwekhi zamanje nezesikhathi esizayo. Isebenza kahleizinqubo zokuphatha i-fiber, kuqinisekiswe nguamazinga emboni afana ne-EIA/TIA 568 ne-ISO 11801, qinisekisa ukusebenza okuthembekile. Abafaki kufanele basebenzise amasu okuphatha amakhebula afanele, bagcine ukudonsa okufanele, futhi bahlukanise intambo kumakhebula ethusi esindayo. Izinhlaka zokusekela kufanele zihambisane namazinga, futhi ukulebula okucacile kusiza ekuhleleni. Izinsiza ezifana ne-hook kanye nezintambo zekhebula le-loop zigcina ukufakwa kucocekile futhi zinciphisa ukulimala kwekhebula. Lezi zinqubo zigcina ukusebenza kwekhebula futhi zenza kube lula ukuthuthukiswa noma ukulungisa okuzayo.
Qaphela: Amathuluzi okuphatha ikhebula nezinsiza zisiza ukugcina ukufakwa kwe-fiber optic kuhlelekile, kusekela ukwethembeka kwesikhathi eside.
Ukuthobelana, Isilinganiso Somlilo, kanye namazinga okuphepha
Ukuhambisana nezilinganiso zomlilo kanye namazinga okuphepha kubalulekile, ikakhulukazi ekufakeni ngaphakathi endlini. Izintambo ze-Fiber optic kufanele zihlangabezane nezilinganiso zomlilo ezithize ezifana ne-OFNP, i-OFNR, ne-OFN, kuye ngendawo yazo yesicelo. Lezi zilinganiso zikhona ukuze kuvinjelwe ukubhebhetheka komlilo kanye nokunciphisa intuthu enobuthi, okungase kubangele ubungozi obungathi sína ezindaweni ezivalekile. Isibonelo, amajakhethi e-Low Smoke Zero Halogen (LSZH) anciphisa ukukhishwa okuyingozi phakathi nomlilo. IKhodi Kagesi Kazwelonke (NEC) igunyaza izilinganiso zomlilo ezehlukene ezindaweni ezahlukene zokwakha ukuze kuvikelwe abahlala kuzo kanye nempahla.
| Ikhodi ye-NEC yokukala umlilo | Incazelo Yohlobo Lwekhebula | Izinga Lokumelana Nomlilo | Izindawo Zokusebenza Ezijwayelekile |
|---|---|---|---|
| I-OFNP | I-Optic Fiber Non-conductive Plenum | Phezulu (1) | Amapayipi okungenisa umoya, i-plenum noma amasistimu okubuyisela umoya wokucindezela umoya (izikhala zokujikeleza komoya) |
| I-OFCP | I-Optic Fiber Conductive Plenum | Phezulu (1) | Ngokufanayo ne-OFNP |
| I-OFNR | I-Optic Fiber Non-conductive Riser | Maphakathi (2) | Intambo yomgogodla ome mpo (izikhuphukeli, amashafu phakathi kwaphansi) |
| I-OFCR | I-Optic Fiber Conductive Riser | Maphakathi (2) | Ngokufanayo ne-OFNR |
| I-OFNG | I-Optic Fiber Non-conductive General-Purpose | Ngaphansi (3) | Inhloso evamile, izindawo zekhebula ezivundlile |
| I-OFCG | I-Optic Fiber Conductive General-Inhloso | Ngaphansi (3) | Ngokufanayo ne-OFNG |
| I-OFN | I-Optic Fiber Non-conductive | Okuphansi kakhulu (4) | Inhloso evamile |
| OFC | I-Optic Fiber Conductive | Okuphansi kakhulu (4) | Inhloso evamile |
Amakhebuli anesilinganiso se-plenum (OFNP/OFCP) anikeza ukumelana nomlilo okuphezulu kakhulu futhi ayadingeka ezindaweni zokuzungeza komoya ukuze kuvinjelwe izingozi zomlilo nokusabalala kwentuthu enobuthi.
Uhlu Lokuhlola Lomthengi Lwamabhokisi Angaphakathi Nangaphandle E-Fiber Optic
Hlola Isizinda Sakho Sokufaka kanye Nezingozi Zemvelo
Ukuhlolwa okuphelele kwendawo yokufaka kwenza isisekelo sanoma iyiphi iphrojekthi ye-fiber optic. Izingozi zemvelo ziyahlukahluka kakhulu phakathi kwezindawo zasendlini nezingaphandle. Ngokwesibonelo,iphrojekthi e-Yellowstone National Parkkwakudinga ukuhlela okucophelelayo ukuze kugwenywe umthelela wendawo, okuhlanganisa ukungcwaba i-fiber emhubheni kanye nokuthutha imibhoshongo yamaseli. Ukuchayeka esimeni sezulu esibi, ukushintsha kwezinga lokushisa, kanye nomswakama kungalulaza izintambo, okuholela ekulahlekelweni kwezimpawu. Imisebenzi yokwakha, ukuphazamiseka kwezilwane zasendle, nokugqwala endaweni enomswakama noma enosawoti nakho kusongela ubuqotho bekhebula. Ukuhlola njalo nokunakekela kusiza ukuthola ubungozi kusenesikhathi, kuncishiswe ukuphazamiseka kwesevisi.
Ithiphu: Sebenzisa izindawo ezivalekile futhi ushejule ukuhlola ukuze uvikele ukutshalwa kwezimali kwenethiwekhi yakho.
Nquma Ukuvikelwa Okudingekayo Nokuqina
Izidingo zokuvikela nokuqina zincike endaweni ezungezile. I-Outdoor Fiber Optic Boxes kumele imelane nemvula, uthuli, nokushintshashintsha kwezinga lokushisa. Abakhiqizi basebenzisaizinto ezivikela isimo sezulu njengensimbi engagqwali noma amapulasitiki akhethekile. Ukubekwa uphawu okulungile kuvimbela ukungena komswakama, okungalimaza izintambo. Imikhiqizo efana ne-FieldSmart® Fiber Delivery Point Wall Box ihlangabezana nezindinganiso ze-NEMA 4, ebonisa ukufaneleka kwezimo eziyinselele. Amabhokisi efiber optic anokumelana nesimo sezulu okuthuthukisiwe asebenzisa izindawo ezivalekile ezingangeni manzi, amashubhu agcwele ijeli, nezinto ezimelana nokugqwala. Lezi zici ziqinisekisa ukuxhumana okunesivinini esiphezulu nokuthembeka kwesikhathi eside, ngisho nasezindaweni ezinobungozi obukhulu.
I-Dowell inikezela ngamabhokisi e-Outdoor Fiber Optic aklanyelwe ukuqina nokuvikelwa okuphezulu, asekela ukwethembeka kwenethiwekhi ezindaweni ezifunwayo.
Linganisa Amandla kanye Nezidingo Zokunwetshwa Kwekusasa
Ukuhlela amandla kuqinisekisa ukuthi ibhokisi le-fiber optic lisekela kokubili izimfuno zenethiwekhi zamanje nezesikhathi esizayo. Izikhala eziqhubekayo zokumboza, izinhlobo ze-supply chain, nokukhula ngokushesha ezikhungweni zedatha kugqamisa ukubaluleka kwezixazululo ezingaka. Ama-modular, ama-assemblies anqanyuliwe ngaphambilini nezixhumi ze-form-factor ezincane zivumela ukuminyana okuphezulu kwefayibha ngaphandle kokwandisa izidingo zesikhala. Imakethe yezinhlelo zokulawulwa kwefayibha yomhlaba wonke ikhula ngokushesha, iqhutshwa ukukhuphuka kwezidingo zomkhawulokudonsa kanye nokwanda kwamadivayisi we-IoT. Amasistimu aguquguqukayo, anwebekayo asiza izinhlangano ukuthi zizivumelanise nokukhula okuzayo ngokuncipha kwesikhathi sokuphumula.
Qaphela: Khetha amabhokisi e-fiber optic avumela ukunwetshwa okulula futhi asekele izici zokuphatha ezithuthukile.
Hlola Ukuhambisana Nezintambo Ze-Fiber kanye Nengqalasizinda
Ukuhambisana nezintambo zefayibha ezikhona kanye nengqalasizinda kubalulekile. Izindlela zokufaka ziyahlukahluka ngendawo. Izintambo zangaphandle zingagqitshwa ngokuqondile, emoyeni, noma zifakwe epayipini, kuyilapho izintambo zasendlini zivame ukusebenzisa imigwaqo yomjaho noma amathreyi ekhebula. Ukulandela izincomo zomkhiqizi zokudonsa ukungezwani, ukugoba irediyasi, nokuphatha kuvimbela ukulimala kwefayibha. Izingxenyekazi zekhompuyutha ezinjengama-racks, amakhabethe, namaphaneli okuhlanganisa kufanele afane nendawo yokufaka. I-Dowell ihlinzeka ngezixazululo ezibanzi eziqinisekisa ukuhlanganiswa okungenamthungo kukho kokubili ingqalasizinda entsha nefa, ukunciphisa amaphutha okufaka nokusekela ukusebenza kwesikhathi eside.
Buyekeza Ukuthobelana Nezimfuneko Zekhodi Yokwakha
Ukuhambisana namakhodi wokwakha namazinga emboni kuqinisekisa ukuphepha kanye nobuqotho benethiwekhi. Amabhokisi e-fiber optic yasendlini kufanele ahlangabezane namazinga afana ne-TIA-568 ne-ISO/IEC 11801, abusa ukwakheka, ukufakwa, nokugcinwa. Ukuphathwa kwekhebula ngendlela efanele nezinto ezisezingeni eliphezulu kubalulekile kumanethiwekhi angaphakathi athembekile. Ukufakwa kwangaphandle kudinga ukubambelela kumakhodi endawo kanye nemithethonqubo yezemvelo, okuhlanganisa ukumelana nesimo sezulu, ukujula kokungcwaba, nokuvikelwa ekuchayekeni kwe-UV nokulimala ngokomzimba. Izikhungo ezifana ne-UA Little Rock ziphoqelela ukulandelwa okuqinile, okudinga imibhalo enemininingwane nokuhlolwa ukuze kuqinisekiswe ukwethembeka kwengqalasizinda.
Njalo qinisekisa ukuthi ibhokisi lakho le-fiber optic elikhethiwe lihlangabezana nawo wonke amakhodi afanelekile kanye namazinga esifunda sakho.
Qondanisa izici namabhokisi e-Fiber Optic angaphakathi noma angaphandle
Ukukhetha izici ezifanele kuncike endaweni yokufaka. Amabhokisi e-Outdoor Fiber Optic adinga ukwakhiwa okuqinile, ama-seal angamelana nesimo sezulu, nezici zokuphepha ezithuthukisiwe ezifana namakhava akhiyekayo. Amabhokisi asendlini kufanele abeke phambili ukwakheka okuhlangene, ukuphepha emlilweni, kanye nokufinyelela okulula kokulungisa. Sebenzisa ama-splice avalwe avaliwe ngaphandle namaphaneli okuchibiyela noma amabhokisi abekwe odongeni endlini. Ulayini womkhiqizo we-Dowell uhlanganisa kokubili izinketho zangaphakathi nezangaphandle, okuvumela abathengi ukuthi bafanise izici ngokunembile nezidingo zabo zesayithi.
Ibhajethi Yebhalansi Enezici Ezidingekayo
Ukucatshangelwa kwesabelomali kudlala indima enkulu ohlelweni lokukhetha.Izindleko eziphezulu zokusatshalaliswa, izithiyo zokulawula, nokushoda kwabasebenzi abanamakhonokungaba nomthelela ezikhathini zephrojekthi kanye nezindleko. Ukuqamba okusha okufana ne-microtrenching kanye nama-modular assemblies kusiza ukunciphisa izindleko nokusheshisa ukufakwa. Izinhlelo zoxhaso zikahulumeni nezombuso zingase zisekele ukunwetshwa kwefayibha ezindaweni ezinganakekelwa kahle. Abathengi kufanele balinganise ukutshalwa kwezimali kokuqala nokuthembeka kwesikhathi eside, ukuvikelwa, kanye nokulinganisa.
Ukutshala imali kumabhokisi e-fiber optic ekhwalithi avela kubahlinzeki abathembekile abafana no-Dowell kuqinisekisa inani nokusebenza phakathi nokuphila kwenethiwekhi yakho.
Izimo Ezivamile Zamabhokisi Angaphakathi Nangaphandle E-Fiber Optic
Izicelo Ezijwayelekile Zasendlini
Amabhokisi e-fiber optic asebenza ezindaweni eziningi zasendlini. Amahhovisi, izikhungo zedatha, namagumbi eseva ngokuvamile adinga ukuphathwa kwekhebula okuvikelekile nokuhlelekile. Lezi zindawo zizuza emabhokisini abekwe odongeni noma abekwe ngama-rack agcina ukuxhumana kwefayibha kuphephile emonakalweni wengozi nokufinyelela okungagunyaziwe. Izikhungo zemfundo nezibhedlela zisebenzisa amabhokisi e-fiber optic angaphakathi ukuze zisekele i-inthanethi ethembekile namanethiwekhi okuxhumana. Kulezi zilungiselelo, ochwepheshe bangafinyelela kalula futhi balondoloze ukuxhumana ngenxa yemvelo elawulwayo. Imiklamo ehlangene nezinto ezilinganiselwe ngomlilo zisiza la mabhokisi ukuthi ahlangane nengqalasizinda ekhona kuyilapho ehlangabezana namazinga okuphepha.
Qaphela:Amabhokisi e-fiber optic yasendliniukwenza kube lula ukuthuthukiswa kwenethiwekhi kanye nokunakekelwa okujwayelekile, ukunciphisa isikhathi sokuphumula ezindaweni ezibaluleke kakhulu zemishini.
Amabhokisi Okujwayelekile Angaphandle Asebenzisa I-Fiber Optic Amacala
I-Outdoor Fiber Optic Boxes idlala indima ebalulekile ezindaweni ezivezwe esimweni sezulu, umthelela womzimba, nokweqisa kwezinga lokushisa. Izigxobo ezisetshenziswayo, ingaphandle lesakhiwo, nokufakwa ngaphansi komhlaba konke kudinga ukuvikeleka okuqinile ekuxhumekeni kwefayibha. Ukuhlolwa kwenkundla kubonise ukuthi izinzwa ze-fiber optical, uma zibekwe emabhokisini angangenisi amanzi kanye nomhlabathi oqinisiwe, zingamelana nemithwalo eguquguqukayo kanye nokuzamazama komhlaba. Lezi zinzwa zigcine ukunemba ngisho nangaphansi kokusheshisa kufika ku-100 g, okufakazela ukwethembeka kokufakwa kwangaphandle ezimeni ezinzima ze-geotechnical.
Ekuqaphelweni kwemvelo, izinhlelo zokuzwa izinga lokushisa ezisatshalaliswa nge-fiber-optic zilethiweidatha enembile yezinga lokushisaezindaweni eziningi zokusakaza. Lezi zinhlelo zinikeze ukumbozwa okuphezulu kanye nokunemba, ukusekela izinhlelo zokusebenza ezibucayi njengokukhethwa kwendawo yezindawo zokudoba. I-Outdoor Fiber Optic Boxes inike amandla lobu buchwepheshe obuthuthukile ukuthi busebenze ngokwethembeka, ngisho nasezimweni eziyinselele ezinamazinga okushisa ashintshayo kanye nomswakama.
- Izinkampani ezisetshenziswayo zisebenzisa amabhokisi angaphandle ukusabalalisa inethiwekhi ezindaweni zasemakhaya nasemadolobheni.
- Ama-ejensi wezemvelo asebenzisa amasistimu e-fiber optic ukuze aqaphe ngesikhathi sangempela ezindaweni ezikude.
- Amaphrojekthi wokwakha athembele emabhokisini angaphandle ukuze avikele ukuxhumana phakathi nokuthuthukiswa kwesayithi.
Indawo yokufaka inquma ibhokisi le-fiber optic elingcono kakhulu lanoma iyiphi iphrojekthi. Ukukhetha amabhokisi anamamethrikhi anokwethenjelwa okuphezulu, afana nokumelana nesimo sezulu okuqinile nokulahlekelwa ukufakwa okuphansi, kunciphisa isikhathi sokuphumula nezindleko zokunakekela. Ukusebenzisa uhlu lokuhlola lomthengi kusiza izinhlangano zithole ukusebenza kwenethiwekhi yesikhathi eside, ukuphepha, kanye nevelu.
Ibhalwe ngu: Lynn
Ucingo: +86 574 86100572#8816
Whatsapp: +86 15168592711
I-imeyili: sales@jingyiaudio.com
I-YouTube:JINGYI
I-Facebook:JINGYI
Isikhathi sokuthumela: Jul-07-2025