EMI (electromagnetic interference) ndi RFI (radio frequency interference) ndizovuta zofala popanga ma board osindikizidwa (PCBs). M'mapangidwe okhwima a PCB, nkhanizi zimafuna kuganiziridwa mwapadera chifukwa cha kuphatikiza kwa madera okhwima komanso osinthika. Apa Nkhaniyi iwunika njira ndi njira zingapo zowonetsetsa kuti EMI/RFI itetezedwa bwino pamapangidwe osinthika a board kuti muchepetse kusokoneza komanso kukulitsa magwiridwe antchito.

Kumvetsetsa EMI ndi RFI mu Rigid Flexible PCB:

Zomwe EMI ndi RFI ndi:

EMI imayimira Electromagnetic Interference ndipo RFI imayimira Radio Frequency Interference. Onse EMI ndi RFI amatchula chodabwitsa chomwe magineti osafunikira amagetsi amasokoneza magwiridwe antchito amagetsi ndi machitidwe. Zizindikiro zosokonezazi zimatha kusokoneza mtundu wa ma siginecha, kusokoneza kutumiza kwa data, komanso kupangitsa kulephera kwathunthu kwadongosolo.

Momwe zingakhudzire zida zamagetsi ndi machitidwe:

EMI ndi RFI zitha kusokoneza zida zamagetsi ndi machitidwe m'njira zosiyanasiyana. Amatha kusokoneza kagwiritsidwe ntchito kabwino ka mabwalo okhudzidwa, kupangitsa zolakwika kapena kulephera. Mu machitidwe a digito, EMI ndi RFI zingayambitse katangale wa deta, zomwe zimapangitsa kuti zikhale zolakwika kapena kutaya chidziwitso. M'makina a analogi, zizindikiro zosokoneza zimabweretsa phokoso lomwe limasokoneza chizindikiro choyambirira ndikuwononga khalidwe la audio kapena kanema. EMI ndi RFI zitha kukhudzanso magwiridwe antchito a njira zoyankhulirana zopanda zingwe, zomwe zimapangitsa kuti ma foni achepe, otsika, kapena kutayika kolumikizana.

Magwero a EMI/RFI:

Magwero a EMI/RFI ndi osiyanasiyana ndipo amatha chifukwa cha zinthu zakunja ndi zamkati. Zochokera kunja zimaphatikizapo ma elekitiromagineti kuchokera ku zingwe zamagetsi, ma mota amagetsi, ma transmitters a wailesi, makina a radar, ndi kugunda kwa mphezi. Magwero akunja awa amatha kupanga maginito amphamvu amagetsi omwe amatha kuwunikira ndikuphatikizana ndi zida zamagetsi zapafupi, zomwe zimayambitsa kusokoneza. Magwero amkati a EMI/RFI angaphatikizepo zigawo ndi mabwalo mkati mwa zida zomwezo. Kusintha zinthu, ma siginecha othamanga kwambiri, komanso kuyika pansi kosayenera kumatha kutulutsa ma radiation a electromagnetic mkati mwa chipangizocho chomwe chimatha kusokoneza madera omwe ali pafupi.

Kufunika kwa EMI/RFI Shielding mu Rigid Flex PCB Design:

Kufunika kwa EMI/RFI kutchingira mu okhwima pcb bolodi kapangidwe:

Kuteteza kwa EMI/RFI kumagwira ntchito yofunika kwambiri pakupanga kwa PCB, makamaka pazida zamagetsi zomwe zimakhudzidwa kwambiri monga zida zachipatala, zida zam'mlengalenga, ndi zida zoyankhulirana. Chifukwa chachikulu chogwiritsira ntchito chitetezo cha EMI/RFI ndikuteteza zidazi ku zotsatira zoyipa za kusokonezedwa kwa ma electromagnetic ndi ma radio frequency.

Zotsatira zoyipa za EMI/RFI:

Imodzi mwamavuto akulu ndi EMI/RFI ndikuchepetsa ma sign. Zida zamagetsi zikakhala ndi kusokonezedwa ndi ma elekitiroma, mtundu ndi kukhulupirika kwa siginecha zitha kukhudzidwa. Izi zitha kubweretsa kuwonongeka kwa data, zolakwika zolumikizana ndi kutayika kwa chidziwitso chofunikira. M'mapulogalamu okhudzidwa kwambiri monga zipangizo zamankhwala ndi machitidwe oyendetsa ndege, kulepheretsa zizindikirozi kungakhale ndi zotsatira zoopsa, zomwe zimakhudza chitetezo cha odwala kapena kusokoneza machitidwe ovuta;

Kulephera kwa zida ndi vuto lina lofunika kwambiri loyambitsidwa ndi EMI/RFI. Zizindikiro zosokoneza zimatha kusokoneza magwiridwe antchito amagetsi, kuwapangitsa kuti asagwire bwino ntchito kapena kulephera kwathunthu. Izi zitha kubweretsa kutsika kwa zida, kukonza kokwera mtengo komanso zoopsa zomwe zingachitike pachitetezo. M'zida zamankhwala, mwachitsanzo, kusokoneza kwa EMI/RFI kungayambitse kuwerenga kolakwika, dosing yolakwika, komanso kulephera kwa zida panthawi yovuta.

Kutayika kwa deta ndi zotsatira zina za kusokoneza kwa EMI/RFI. M'mapulogalamu monga zida zoyankhulirana, kusokoneza kungayambitse kuyimba foni, kutayika, kapena kusokoneza kutumiza kwa data. Izi zitha kukhala ndi zotsatira zoyipa pamakina olumikizirana, kukhudza zokolola, mabizinesi komanso kukhutira kwamakasitomala.

Kuti muchepetse zotsatira zoyipa izi, chitetezo cha EMI/RFI chimaphatikizidwa ndi kapangidwe ka pcb okhwima. Zida zotetezera monga zitsulo zachitsulo, zokutira zopangira, ndi zitini zotchinga zimapanga chotchinga pakati pa zipangizo zamakono zamagetsi ndi magwero akunja osokoneza. Chotchinga chotchinga chimagwira ntchito ngati chishango chotengera kapena kuwonetsa zizindikiro zosokoneza, kuteteza zizindikiro zosokoneza kuti zilowe mu bolodi lolimba la flex board, potero zimatsimikizira kukhulupirika ndi kudalirika kwa zipangizo zamagetsi.

Mfundo zazikuluzikulu za EMI/RFI Shielding mu Rigid Flex PCB Fabrication:

Mavuto apadera omwe amakumana nawo pakupanga ma flex flex board board:

Mapangidwe okhwima a PCB amaphatikiza madera okhazikika komanso osinthika, akuwonetsa zovuta zapadera pakutchinjiriza kwa EMI/RFI. Gawo losinthika la PCB limakhala ngati mlongoti, kutumiza ndi kulandira mafunde amagetsi. Izi zimawonjezera kukhudzidwa kwa zinthu zomwe zimakhudzidwa ndi kusokonezedwa kwa ma elekitiroma. Chifukwa chake, kugwiritsa ntchito njira zodzitchinjiriza za EMI/RFI mwachangu pamapangidwe osinthika a pcb ndikofunikira.

Yang'anani kufunikira kwa njira zoyenera zoyambira ndi njira zotchinjiriza:

Njira zoyenera zoyatsira pansi ndizofunikira kuti tisiyanitse zinthu zokhudzidwa ndi kusokonezedwa ndi ma elekitiroma. Ndege zapansi ziyenera kuyikidwa mwanzeru kuti zitsimikizire kuti mabwalo onse osunthika akhazikika bwino. Ndege zapansi izi zimagwira ntchito ngati chishango, zomwe zimapereka njira yochepetsetsa ya EMI/RFI kutali ndi zigawo zomveka. Komanso, kugwiritsa ntchito ndege zingapo zapansi kumathandizira kuchepetsa kufalikira komanso kuchepetsa phokoso la EMI/RFI.

Njira zotetezera zimathandizanso kwambiri pakupewa kwa EMI/RFI. Kuphimba zigawo zofunikira kwambiri za PCB ndi chishango chowongolera kungathandize kukhala ndi kusokoneza. Zipangizo zotetezera za EMI/RFI, monga zopangira ma conductive kapena zokutira, zitha kugwiritsidwanso ntchito pamabwalo okhazikika kapena malo enaake kuti apereke chitetezo chowonjezereka kuzinthu zakunja zosokoneza.

Kufunika kokhathamiritsa masanjidwe, kuyika kwazinthu, ndikusintha ma siginecha:

Kukhathamiritsa kwa masanjidwe, kakhazikitsidwe kagawo, ndi kuwongolera ma siginecha ndikofunikira kuti muchepetse zovuta za EMI/RFI pamapangidwe okhazikika a PCB. Kupanga koyenera kumatsimikizira kuti zida zodziwikiratu zimasungidwa kutali ndi magwero a EMI/RFI, monga mabwalo othamanga kwambiri kapena ma trace amagetsi. Kutsata ma siginecha kuyenera kuyendetsedwa mwadongosolo komanso mwadongosolo kuti muchepetse kuphatikizika ndikuchepetsa kutalika kwa njira zothamanga kwambiri. Ndikofunikiranso kusungitsa mipata yoyenera pakati pa zofufuza ndikuzisunga kutali ndi zomwe zingasokoneze. Kuyika kwa zigawo ndichinthu chinanso chofunikira. Kuyika zida zokhudzidwa pafupi ndi ndege yapansi kumathandizira kuchepetsa kulumikizana kwa EMI/RFI. Zida zomwe zimakhala ndi mpweya wambiri kapena zomwe zimatha kutengeka mosavuta ziyenera kulekanitsidwa ndi zigawo zina kapena madera ovuta momwe zingathere.

Ma EMI/RFI Shielding Techniques:

Ubwino ndi zofooka za njira iliyonse komanso momwe angagwiritsire ntchito pakupanga maupangiri okhazikika a PCB:

Kapangidwe Koyenera:Mpanda wopangidwa bwino umakhala ngati chishango chochokera kunja kwa EMI/RFI. Mipanda yachitsulo, monga aluminiyamu kapena chitsulo, imapereka chitetezo chabwino kwambiri. Khomalo liyenera kukhala lokhazikika bwino kuti kusokoneza kulikonse kusakhale ndi zigawo zofunikira. Komabe, pamapangidwe okhazikika a pcb, malo osinthika amakhala ovuta kuti akwaniritse chitetezo choyenera cha nyumba.

Chophimba Chotchinga:Kupaka zokutira zotchinga, monga utoto wowongolera kapena kupopera, pamwamba pa PCB kungathandize kuchepetsa zotsatira za EMI/RFI. Zovala izi zimakhala ndi tinthu tating'onoting'ono tachitsulo kapena zinthu zopangira zinthu monga kaboni, zomwe zimapanga chosanjikiza chomwe chimawunikira ndikuyamwa mafunde a electromagnetic. Zovala za Shield zitha kugwiritsidwa ntchito mosankha kumadera omwe amakonda EMI/RFI. Komabe, chifukwa cha kusinthasintha kwake kochepa, zokutira sizingakhale zoyenera kumadera osinthika a matabwa okhwima.

Chitani Choteteza:Chotchinga chitha, chomwe chimadziwikanso kuti khola la Faraday, ndi mpanda wachitsulo womwe umapereka chitetezo chamtundu wina kapena gawo la prototype yokhazikika yozungulira. Zitinizi zitha kuyikidwa pazigawo zokhudzidwa kwambiri kuti mupewe kusokoneza kwa EMI/RFI. Zitini zotetezedwa zimakhala zogwira mtima kwambiri pamasinthidwe apamwamba kwambiri. Komabe, kugwiritsa ntchito zitini zotchingira m'malo osinthika kungakhale kovuta chifukwa cha kusinthasintha kwawo pang'ono pamapangidwe olimba a PCB.

Ma Gaskets a Conductive:Ma gaskets oyendetsa amagwiritsidwa ntchito kusindikiza mipata pakati pa nyumba, zophimba, ndi zolumikizira, kuonetsetsa njira yopitilira. Amapereka chitetezo cha EMI/RFI komanso kusindikiza chilengedwe. Ma gaskets conductive nthawi zambiri amapangidwa ndi conductive elastomer, nsalu yazitsulo kapena thovu loyendetsa. Atha kukakamizidwa kuti apereke kulumikizana kwabwino kwamagetsi pakati pa malo okwerera. Ma conductive spacers ndi oyenera mapangidwe okhwima a PCB chifukwa amatha kugwirizana ndi kupindika kwa bolodi losindikizidwa lokhazikika.

Momwe mungagwiritsire ntchito zida zotchinjiriza monga zopangira ma conductive, mafilimu ndi utoto kuti muchepetse zotsatira za EMI/RFI:

Gwiritsani ntchito zotchingira monga zopangira ma conductive, mafilimu, ndi utoto kuti muchepetse zotsatira za EMI/RFI. Zojambulajambula zochititsa chidwi, monga zojambulazo zamkuwa kapena zotayidwa, zitha kugwiritsidwa ntchito kumadera ena a pcb yokhazikika yotchinga kutchingira komweko. Mafilimu ochititsa chidwi ndi mapepala opyapyala a zinthu zomwe zimapangidwira pamwamba pa bolodi la multilayer rigid-flex board kapena kuphatikizidwa mu Rigid Flex Pcb Stackup. Utoto wa conductive kapena utsi utha kugwiritsidwa ntchito m'malo omwe EMI/RFI ingathe.

Ubwino wa zida zodzitchinjirizazi ndi kusinthasintha kwawo, kuwalola kuti agwirizane ndi ma PCB olimba osinthika. Komabe, zida izi zitha kukhala ndi malire pakuteteza bwino, makamaka pama frequency apamwamba. Kugwiritsa ntchito kwawo koyenera, monga kuyika mosamala ndi kuphimba, ndikofunikira kuti chitetezo chitetezeke.

Njira Yoyatsira ndi Kuteteza:

Phunzirani za njira zothandiza zoyambira pansi:

Grounding Technology:Kuyika Nyenyezi: Poyika nyenyezi, malo apakati amagwiritsidwa ntchito ngati malo olumikizirana pansi ndipo zolumikizira zonse zimalumikizidwa mwachindunji ndi mfundoyi. Ukadaulo umenewu umathandiza kupewa malupu apansi pochepetsa kusiyana komwe kungathe pakati pa zigawo zosiyanasiyana ndi kuchepetsa kusokoneza kwa phokoso. Amagwiritsidwa ntchito kwambiri pamakina omvera komanso zida zamagetsi zamagetsi.

Mapangidwe Apansi Pansi:A pansi ndege ndi lalikulu conductive wosanjikiza mu multilayer rigid-flexible pcb kuti amachita ngati umboni pansi. Ndege yapansi imapereka njira yochepetsera yobwerera, yomwe imathandizira kuwongolera EMI/RFI. Ndege yokonzedwa bwino yapansi iyenera kuphimba dera lonse losindikizidwa lokhazikika ndikugwirizanitsa ndi malo odalirika. Zimathandizira kuchepetsa kuyika kwa nthaka ndikuchepetsa mphamvu ya phokoso pa siginecha.

Kufunika kwa chitetezo ndi momwe mungapangire:

Kufunika kotchinjiriza: Kutchingira ndi njira yotsekera zida kapena mabwalo okhala ndi zinthu zowongolera kuti asalowe m'magawo a electromagnetic. Ndikofunikira kuti muchepetse EMI/RFI ndikusunga kukhulupirika kwa ma sign. Kuteteza kungathe kutheka pogwiritsa ntchito zitsulo zotsekera, zokutira zopangira, zitini zotchinga, kapena ma gaskets conductive.

Kupanga kwa Shield:

Kuteteza Mpanda:Zotsekera zachitsulo nthawi zambiri zimagwiritsidwa ntchito kuteteza zida zamagetsi. Khomalo liyenera kukhazikika bwino kuti lipereke njira yotchinjiriza komanso kuchepetsa zotsatira za EMI/RFI yakunja.

Chophimba Chotchinga:Zovala zomangirira monga utoto wa conductive kapena kupopera kwa conductive kumatha kuyikidwa pamwamba pa matabwa osindikizira okhazikika kapena nyumba kuti apange wosanjikiza womwe umawonetsa kapena kuyamwa mafunde a electromagnetic.
Zitini Zotchingira: Zitini zotchingira, zomwe zimadziwikanso kuti Faraday Cages, ndi zotchingira zachitsulo zomwe zimapereka chitetezo chapang'ono pazinthu zinazake. Iwo akhoza wokwera mwachindunji zigawo zikuluzikulu kuteteza EMI/RFI kusokoneza.

Ma Gaskets a Conductive:Ma gaskets oyendetsa amagwiritsidwa ntchito kutseka mipata pakati pa zotsekera, zophimba, kapena zolumikizira. Amapereka chitetezo cha EMI/RFI komanso kusindikiza chilengedwe.

Lingaliro lachitetezo chokwanira komanso kusankha zida zoyenera zotetezera:

Kuteteza bwino ndi kusankha zinthu:Kuchita bwino kwa chitetezo kumayesa kuthekera kwa chinthu kutsitsa ndikuwonetsa mafunde a electromagnetic. Nthawi zambiri imawonetsedwa mu ma decibel (dB) ndipo imawonetsa kuchuluka kwa ma siginecha omwe amakwaniritsidwa ndi zinthu zotchinga. Posankha chinthu chotchinga, ndikofunikira kuganizira momwe chitetezo chimagwirira ntchito, kusinthasintha, kusinthasintha, komanso kugwirizana ndi zofunikira zamakina.

Malangizo a EMC Design:

Njira zabwino zopangira malangizo a EMC (Electromagnetic Compatibility) komanso kufunikira kotsatira makampani a EMC

miyezo ndi malamulo:

Chepetsani malo ozungulira:Kuchepetsa malo ozungulira kumathandizira kuchepetsa kutsika kwa loop, motero kumachepetsa mwayi wa EMI. Izi zikhoza kutheka mwa kusunga zizindikiro zazifupi, pogwiritsa ntchito ndege yolimba, komanso kupewa malupu akuluakulu pamakonzedwe a dera.

Chepetsani njira zothamanga kwambiri:Zizindikiro zothamanga kwambiri zidzatulutsa ma radiation ambiri a electromagnetic, ndikuwonjezera mwayi wosokoneza. Kuti muchepetse izi, lingalirani kugwiritsa ntchito njira zowongolera zowongolera, kugwiritsa ntchito njira zobwereranso zokonzedwa bwino, ndikugwiritsa ntchito njira zotchinjiriza monga ma siginoloji osiyanitsira ndi kufananitsa kwa ma impedance.

Pewani njira zofananira:Njira zofananira zotsata ma siginecha zimatha kuyambitsa kulumikizana kosayembekezereka ndi kuphatikizika, zomwe zingayambitse zovuta zosokoneza. M'malo mwake, gwiritsani ntchito njira yoyimirira kapena yokhotakhota kuti muchepetse kuyandikira kwa ma siginecha ovuta.

Kutsata Miyezo ndi Malamulo a EMC:Kutsata miyezo ya EMC yokhudzana ndi mafakitale, monga yomwe idakhazikitsidwa ndi FCC, ndikofunikira kuti zitsimikizire kuti zida ndizodalirika komanso kupewa kusokonezedwa ndi zida zina. Kutsatira malamulowa kumafuna kuyesedwa mwatsatanetsatane ndikutsimikizira zida zotulutsa ma elekitirodi komanso kutengeka.

Gwiritsani ntchito njira zotchinjiriza pansi ndi chitetezo:Njira zoyenera zoyatsira pansi ndi zotchinjiriza ndizofunikira pakuwongolera kutulutsa kwamagetsi ndi kutengeka. Nthawi zonse tchulani malo amodzi, gwiritsani ntchito malo a nyenyezi, gwiritsani ntchito ndege yapansi, ndipo gwiritsani ntchito zipangizo zotetezera monga zotchingira kapena zokutira.

Yesetsani ndikuyesa:Zida zofananira zitha kuthandizira kuzindikira zovuta za EMC kumayambiriro kwa gawo lopanga. Kuyesedwa mokwanira kuyeneranso kuchitidwa kuti zitsimikizire momwe zida zikuyendera ndikuwonetsetsa kuti zikutsatira miyezo ya EMC.

Potsatira malangizowa, opanga amatha kupititsa patsogolo magwiridwe antchito a EMC pazida zamagetsi ndikuchepetsa chiwopsezo cha kusokonezedwa ndi ma elekitiroma, kuwonetsetsa kuti imagwira ntchito modalirika komanso imagwirizana ndi zida zina zomwe zili m'malo amagetsi.

Kuyesa ndi Kutsimikizira:

Kufunika koyesa ndi kutsimikizira kuonetsetsa kuti chitetezo cha EMI/RFI chimakhazikika pamapangidwe okhwima a PCB:

Kuyesa ndi kutsimikizira kumachita gawo lofunikira pakuwonetsetsa kuti EMI/RFI chitetezo champhamvu pamapangidwe okhazikika a PCB. Kutchinjiriza koyenera ndikofunikira kuti tipewe kusokonezedwa ndi ma elekitiroma ndi kusunga magwiridwe antchito ndi kudalirika kwa chipangizocho.

Njira Zoyesera:

Kusakatula pafupi ndi malo:Kusanthula kwa Near-field kumagwiritsidwa ntchito kuyeza kutulutsa kotulutsa kwa ma regid-flex circuits ndikuzindikira komwe kumachokera ma radiation a electromagnetic. Imathandiza kuloza madera omwe amafunikira chitetezo chowonjezera ndipo itha kugwiritsidwa ntchito panthawi ya mapangidwe kuti akwaniritse bwino kuyika kwa chishango.

Kusanthula kwathunthu:Kusanthula kwa mafunde athunthu, monga electromagnetic field simulation, kumagwiritsidwa ntchito kuwerengera ma elekitiromagineti pamapangidwe a flexi rigid pcb. Imapereka chidziwitso pazovuta za EMI/RFI, monga kulumikizana ndi kumveka, ndikuthandizira kukonza njira zotchinjiriza.

Kuyesedwa kwa susceptibility:Kuyesa kwa susceptibility kumayesa kuthekera kwa chipangizo kupirira kusokonezeka kwamagetsi akunja. Zimaphatikizapo kuwonetsa chipangizo kumalo olamulidwa ndi ma electromagnetic ndikuwunika momwe chimagwirira ntchito. Kuyesa uku kumathandizira kuzindikira zofooka pamapangidwe a chishango ndikupanga kusintha kofunikira.

Kuyesa Kutsata kwa EMI/RFI:Kuyesa kutsata kumawonetsetsa kuti zida zimakwaniritsa miyezo ndi malamulo ogwirizana ndi ma elekitiroma. Mayeserowa amaphatikizapo kuwunika utsi wotuluka ndi kuchitidwa, komanso kutengeka ndi zosokoneza zakunja. Kuyesa kogwirizana kumathandizira kutsimikizira magwiridwe antchito achitetezo ndikuwonetsetsa kuti zida zimagwirizana ndi zida zina zamagetsi.

Zam'tsogolo mu EMI/RFI Shielding:

Kafukufuku wopitilira ndi matekinoloje omwe akutuluka m'munda wa EMI/RFI chitetezo amayang'ana kwambiri pakuwongolera magwiridwe antchito ndi magwiridwe antchito. Nanomatadium monga ma polima ochititsa chidwi ndi ma carbon nanotubes amapereka kusinthasintha komanso kusinthasintha, kulola kuti zida zotchingira zikhale zocheperako komanso zopepuka. Mapangidwe apamwamba achitetezo, monga ma multilayer okhala ndi ma geometri okhathamiritsa, amawonjezera chitetezo. Kuphatikiza apo, kuphatikiza ntchito zoyankhulirana zopanda zingwe muzinthu zotchinjiriza kumatha kuyang'anira momwe chitetezo chimagwirira ntchito munthawi yeniyeni ndikusinthiratu magwiridwe antchito. Zomwe zikuchitikazi ndi cholinga chothana ndi kuchulukirachulukira komanso kuchuluka kwa zida zamagetsi ndikuwonetsetsa chitetezo chodalirika ku kusokoneza kwa EMI/RFI.

Pomaliza:

Kuteteza kogwira mtima kwa EMI/RFI pamapangidwe osinthika a board ndikofunikira kuti zitsimikizire kuti zimagwira bwino ntchito komanso kudalirika kwa zida zamagetsi. Pomvetsetsa zovuta zomwe zimakhudzidwa ndikugwiritsa ntchito njira zotchinjiriza moyenera, kukhathamiritsa kwa masanjidwe, njira zoyambira, komanso kutsatira miyezo yamakampani, opanga amatha kuchepetsa zovuta za EMI/RFI ndikuchepetsa kusokoneza. Kuyesa pafupipafupi, kutsimikizira, ndi kumvetsetsa zomwe zidzachitike m'tsogolo muchitetezo cha EMI/RFI kudzathandizira kupanga bwino kwa PCB komwe kumakwaniritsa zomwe dziko lamasiku ano loyendetsedwa ndiukadaulo.
Shenzhen Capel Technology Co., Ltd.yakhazikitsa yake Yokhazikika Flex Pcb fakitale mu 2009 ndipo ndi katswiri Flex Osasunthika Pcb wopanga. Ndili ndi zaka 15 zachidziwitso chochuluka cha polojekiti, kuyenda molimbika, luso labwino kwambiri, zipangizo zamakono zopangira makina, makina oyendetsa bwino kwambiri, ndipo Capel ali ndi gulu la akatswiri kuti apereke makasitomala apadziko lonse ndi apamwamba kwambiri, apamwamba kwambiri, Rigid Flex Rigid Pcb, Rigid. Flex Pcb Fabrication, Fast Turn Rigid Flex Pcb,.Kugulitsa kwathu kusanachitike komanso ntchito zaukadaulo zotsatiridwa ndi kutumiza munthawi yake kumathandizira makasitomala athu kupeza mwayi wamsika wama projekiti awo.