China Durable MCB Accessories Supplier

CDADAmugadziri uye mutengesi weakasiyana-siyana akaderera-voltage magetsi emidziyo uye zvine hukama, kusanganisira MCB accessories. Yedu 52,400 m² nzvimbo inoshanda sehwaro hwekugadzira iyo inotigonesa kugovera zvigadzirwa zvekutengesa, uye isu tinogashirawo OEM zvikumbiro zvekugadzirisa. Ndapota inzwa wakasununguka kutibata nesu kuti uwane quotation.

Chii chinonzi MCB Accessories?

Zvimwe zveMCB zvigadziriso zvekuwedzera zvakagadzirirwa kusimudzira kushanda, kudzivirira, uye kutonga kugona kweMaminiature Circuit Breakers (MCBs). Aya ma modular ma-add-ons anoshandura midziyo yekudzivirira yedunhu kuita yakangwara, yakabatanidzwa zvikamu zvemazuva ano magetsi ekugovera masisitimu. Kushanda underIEC 60898-1 (circuit-breakers yeimba uye kuiswa kwakafanana) uyeIEC 60947-5-1 (control circuit devices), MCB accessories inogonesa kushanda kure, kutarisa mamiriro, kuchengetedza kuvharika, uye kusanganisa kusanganisa nemasisitimu ekutonga.

Zvimwe zveMCB zvinoratidzwa nezvavomodular 17.5mm hupamhi (hafu-module kana yakazara-module dhizaini), ichivabvumira kuti vakwire vakananga paDIN njanji padivi peMCBs kana clip pane inotyora muviri. Iyi yakamisikidzwa modularity inovimbisa kuenderana kune vese vanogadzira makuru anosanganisira Schneider Electric, ABB, Hager, Siemens, uye Chint.

Musika wepasi rose weMCB wekuwedzera uri kuona kukura kwakakura kunotungamirwa nekutorwa kwekuvaka kwakangwara, simba rekutonga simba, uye maindasitiri otomatiki, nevagadziri vanopa yakazara mapotifoliyo anowedzera kuchengetedzeka, nyore, uye hungwaru hwehurongwa.

MCB Accessory Product Categories & Configurations

Category	Accessory Type	Function	Zvidimbu zvehunyanzvi
Remote Operation	Shunt Rwendo (ST)	Kutsika nekure kuburikidza nechiratidzo chemagetsi chekunze	AC: 24V, 110V, 230V, 415V; DC: 12V, 24V, 48V, 110V; Inrush 200VA (AC)/200W (DC), Yakavharwa 20VA (AC)/20W (DC); Rwendo nguva <50ms; Upamhi: 17.5mm (1 module)
	Undervoltage Release (UVR)	Kutsika otomatiki kana voltage yadonha pazasi pechikumbaridzo	Kutora: 0.85×Un; Dropout: 0.35-0.7×Un (35-70% yehuwandu); Inodzivirira kuvharwa zvakare; Upamhi: 17.5mm (1 module)
	Overvoltage Release	Nzendo kana voltage ichipfuura miganhu yakachengeteka	Kazhinji 270-280V AC ye230V masisitimu; Inodzivirira kubva kune overvoltage mamiriro
	Motor Operating Device	Kuchaja magetsi uye kure ON/OFF kushanda	230V AC kupa, 3-5s nguva yekushandisa, bhuku repamusoro, mhinduro yenzvimbo
Status Signaling	Mubatsiri Wokuonana (AX)	Inoratidza nzvimbo yekutyora (ON / OFF)	1NO + 1NC kana 2NO + 2NC, 6A pa 230V AC/3A pa 400V AC, sirivha alloy contacts; Upamhi: 9mm (0.5 module)
	Alarm Contact (AL)	Signals breaker yadonha nekuda kwekukanganisa	1NO + 1NC, inoshanda chete parwendo rweotomatiki (kwete bhuku OFF), rakasiyana nerekubatsira; Upamhi: 9mm (0.5 module)
	Mhosva Signal Contact	Inoratidza mhando dzezvikanganiso	Microswitch-yakavakirwa, yakabatanidzwa nemagetsi ekufamba mayuniti
Chengetedzo & Chengetedzo	Padlock Attachment	Inokiya breaker mu ON kana OFF chinzvimbo	Inogamuchira 2 padlocks ine 4.75mm hasps; Inodzivirira kushanda kusina mvumo
Chengetedzo & Chengetedzo	Kukiya Kit	Inochengetedza toggle mune chaiyo chinzvimbo	Yekuchengetedza yekuvhara / tagout (LOTO) maitiro
Busbar Systems	Pin-mhando Busbar	1-chikamu kana 3-chikamu chekubatanidza chekupa	1m kureba, kusvika kumatanda makumi mashanu nematanhatu, 100A yakayerwa, yakavharirwa
Busbar Systems	Fork-mhando Busbar	Multi-pole distribution	Kune 1P, 2P, 3P, 4P zvigadziriso, lateral zvibatanidza zviripo
Kudzivirirwa & Kuzivikanwa	Terminal Covers	Inodzivirira kusangana netsaona	IP20 kusvika IP40, zvipingamupinyi zvechikamu, dhizaini-yakachengeteka munwe
Kudzivirirwa & Kuzivikanwa	Kutara Mitsetse	Circuit identification	13-module mitsetse yekunyora, snap-pakuisa
Kungwara/Kukurukurirana	Wireless Auxiliary	Bluetooth/WiFi mamiriro ekutarisa	Tuya App inoenderana, inozvifambisa kana bhatiri, chaiyo-nguva yekuzivisa

Accessory Combination Rules:

Maximum musanganiswa: 3 ekuwedzera-zvivharo paMCB (kazhinji kuruboshwe chete)

Positioning: 1 undervoltage kana shunt kuburitswa yakananga padivi reMCB, wozoita 2 mazita (anobatsira + alarm)

Upamhi mwero: 9mm (0.5 module) yevanobatika, 17.5mm (1 module) yekuburitsa

Core Mabasa & Operating Principle

Shunt Rwendo (ST) - Remote Tripping Mechanism

Chikamu	Function	Technical Details
Electromagnetic Coil	Inogadzira magnetic field kana yapiwa simba	AC: Inrush 200VA, yakavharwa 20VA; DC: Inrush 200W, yakavharwa 20W; Insulation Kirasi F (155°C) kana H (180°C)
Plunger Mechanism	Strikes trip bar to release mechanism	Simbi yakaomeswa, chitubu-kudzoka, sitiroko 3-5mm, simba 2-5N
Mounting	Snap-fit paMCB kuruboshwe	Kuisirwa-yemahara kuisirwa, otomatiki kurongeka nerwendo bar
Indication	Mechanical mureza pane fascia	Chiratidzo chekuona chekushanda kwecoil

Operating Sequence:

Kudzora magetsi kunoshandiswa kune shunt rwendo terminals (A1-A2)

Coil inopa simba, inogadzira magineti (AC kana DC)

Plunger inorova MCB rwendo bhaa ine simba rakakwana kuti ikunde machira latch

MCB nzendo dzakavhurika, makuru makuru anoparadzaniswa

Mechanical flag inoratidza shunt rwendo kushanda

Coil de-energizes, plunger inodzoka kuburikidza nechirimo

MCB inoda kusetwazve kwemanyorero (kuvharwazve)

Applications:

Emergency stop systems (E-stop mabhatani)

Moto alarm system yekubatanidza (otomatiki shutdown)

Remote load shedding (inoda mhinduro zvirongwa)

Majenareta ekufambisa zvirongwa (kuvhura kwakawiriraniswa)

Undervoltage Release (UVR) - Voltage Monitoring

Parameter	Tsanangudzo	Basa Rokuchengetedza
Pickup Voltage	0.85 × Un (breaker inogona kuvharwa)	Inodzivirira kuvhara pamagetsi asina kukwana
Dropout Voltage	0.35-0.70 × Un (35-70% yezvakarongwa)	Automatic rwendo pane undervoltage
Nguva Kunonoka	Pakarepo kana 0.1-3s (mhando dzemagetsi)	Inodzivirira kugumburwa kubva kumadips echinguvana
Continuous Duty	100% rated voltage	Coil yakasimbiswa nguva dzose panguva yekushanda kwakajairika
Upamhi	17.5mm (1 module)	Standard DIN njanji inokwira

Operating Principle: Coil yeUVR inoramba iine simba panguva yese yekushanda, iine michina yekuvhara MCB. Kana magetsi ekupa achidonha pazasi pekudonha kweiyo nguva yakatarwa:

Electromagnetic force inova isina kukwana kuchengetedza latch

Mechanical spring inotyaira rwendo mecha

MCB inovhura yega

Inodzivirira kuvharwazve kusvika voltage yadzokera padanho rekutora

Izvi zvinodzivirira:

Motors kubva yakaderera-voltage kutanga (yakakwirira ikozvino, overheating)

Equipment kubva brownout kukuvara

Chengetedzo kubva kusingatarisirwi kutangazve mushure mekudzoreredzwa kwemagetsi

Mubatsiri vs. Alarm Contacts

Feature	Mubatsiri Wokuonana (AX)	Alarm Contact (AL)
Operation	Shandura nyika ine MCB mubato chinzvimbo	Inoshanda chete parwendo rweotomatiki (yakawandisa / pfupi-dunhu)
Indication	ON/OFF mamiriro	Kutadza rwendo chete
Contact Configuration	1NO+1NC kana 2NO+2NC	1NO + 1NC chiyero
Rating	6A pa230V AC, 3A pa400V AC	6A pa230V AC, 3A pa400V AC
Upamhi	9mm (0.5 module)	9mm (0.5 module)
Application	Chimiro chechiratidzo, kupindirana, kudzora matunhu	Kukanganisa alarm, chenjedzo yekugadzirisa, chiratidzo cherwendo

Mamiriro ekushandisa & Mamiriro Ekushandisa

Application	Accessory Configuration	Unyanzvi Zvinodiwa	Kubatanidza
Dzimba dzekugara dzakachena	Shunt rwendo + Rubatsiro + Wireless module	230V AC, WiFi/Bluetooth, Tuya App	Home automation, remote control, simba rekutonga
Zvivako zvekutengesa	UVR + Mubatsiri + Alamu	230V AC, BMS kubatanidzwa, moto alarm interface	Building Management System, emergency shutdown
Industrial Control	Shunt rwendo + 2 × Mubatsiri + Mota anoshanda	24V DC, PLC kuenderana, kukurumidza kupindura (<50ms)	PLC/DCS kudzora, muchina kuchengetedza maseketi
Healthcare Facilities	UVR + Alarm + Padlock	Medical-giredhi, yakakwirira kuvimbika, LOTO kugona	Yakakosha simba manejimendi, kuchengetedza kuchengetedza
Data Centers	Shunt rwendo + Alarm + Busbar system	48V DC, yakakwira density, modular kuwedzera	Simba rekugovera zvikamu (PDUs), kure kure maneja
Renewable Energy	Shunt rwendo + Overvoltage kuburitswa	1000V DC masisitimu, chiyero chekunze, kukurumidza kuvhara	Solar PV masisitimu, kuchengetedza kwesimba, inverter kusanganisa
Mafuta & Gasi	Zvishandiso zvinoputika + UVR	ATEX/IEECx yakasimbiswa, inopisa	Emergency shutdown masisitimu (ESD), nzvimbo dzine njodzi
Infrastructure	Mota opareta + Mubatsiri + Kiyi kiyi	400V AC, inorema-basa, 50,000 kutenderera hupenyu	SCADA masisitimu, nzvimbo dzekudzora kure

Manufacturing Process & Production Workflow

Precision Manufacturing Sequence

Raw Material IQC → Electromagnetic Coil Winding → Plunger/Armature Machining → Bata System Fabrication → Imba jekiseni Kuumba → Sub-Assembly → Calibration & Kuedza → Yekupedzisira Kubatanidzwa → Packaging

Akakosha Manufacturing Matanho

Danho	Process Details	Quality Control Points
Coil Winding	Enameled mhangura waya (0.1-0.3mm), otomatiki mhepo ine tension control, vacuum varnish impregnation	Inotendeuka kuverenga ± 1%, DC kuramba ± 5%, dielectric simba 2kV/1min, insulation kuramba> 100MΩ
Plunger Machining	Simbi inotonhora-yakakungurutswa SPCC kana iron poda metallurgy, kunyatsokuya, kuomesa (HRC 45-55)	Dimensional kushivirira ± 0.02mm, pamusoro pekupedzisira Ra 0.8, magineti permeability> 5000
Contact Fabrication	Sirivha-nickel (AgNi 90/10) idhinha, ichienda kune inotakura mhangura, ichipukuta geometry kuumba	Kuoma HV 80-120, kubata kuramba <50mΩ, brazing simba> 50MPa
Housing Molding	PA66 GF30 kana PBT GF30, 280-320°C jekiseni, 17.5mm modularity yakakosha	Dimensional kushivirira ± 0.05mm, indekisi yekutevera> 600V, UL 94 V-0, kupisa kupisa 160°C
Spring Manufacturing	Oiri-hasha kabhoni simbi SWOSC-V kana Stainless simbi 301, CNC coiling, kupisa kurapwa	Hupenyu hwekuneta > 100,000 kutenderera, chitubu mwero ± 10%, kuzorora <5%
Sub-Assembly	Coil-plunger-contact kubatanidzwa, sitiroko kugadzirisa, snap-fit nzira yekuyedza	Kushanda magetsi 0.85-1.1 × Un, simba rekufamba 2-5N, nguva yekupindura <50ms
Final Calibration	Pickup/dropout voltage verification (UVR), chiyero chenguva yekushanda (shunt rwendo), kubata kuramba	100% otomatiki kuyedza, kutema data, traceability QR coding

Primary Raw Materials & Component Specifications

Chikamu	Kutsanangurwa Kwezvinhu	Supplier Standards	Key Properties
Coil Wire	Enameled copper waya Kirasi F (155°C) kana Kirasi H (180°C)	IEC 60317, NEMA MW 35	Kuparara kwemagetsi> 2kV, solderability 390°C/2s, flexibility
Magnetic Core	Silicon simbi laminations (0.35-0.5mm) kana simbi yakasimba	IEC 60404-8, JIS C 2552	High permeability, yakaderera coercivity, inopindirana magineti zvinhu
Plunger/Armature	Simbi inotonhora-yakakungurutswa SPCC kana iron poda (Fe-99%)	JIS G 3141, MPIF Standard 35	HRC 45-55, kupedzwa kwepamusoro Ra 0.8, kushomeka kwekudzivirira
Contacts	Silver-nickel (AgNi 90/10) kana sirivheri-cadmium oxide (AgCdO)	ASTM B152, IEC 60368	Conductivity> 90% IACS, arc erosion resistance, anti-welding
Bata Springs	Beryllium mhangura (CuBe2 C17200) kana simbi isina tsvina 301	ASTM B196	Upenyu hwekuneta> 100,000 cycles, consistent pressure, corrosion resistance
Housing	PA66 GF30 (30% girazi faibha) kana PBT GF30	IEC 60664-1, UL 94 V-0	Tracking index>600V, heat resistance 160°C, simba rekuita>7 kJ/m²
DIN Rail Clip	Chitubu simbi 65Mn kana Stainless simbi 304, zingi-plated	GB/T 1222, ISO 3506	Clamp simba 50-100N, 10,000 kutenderera kuneta, corrosion resistance
Zviteshi	Brass C36000 kana mhangura C11000 ine tin plating (5-8μm)	ASTM B16/B187	Yazvino density 1.0-1.5 A/mm², torque inomira 1.5-2.5Nm

Mitemo Yekutevedzera & Kuedza Protocol

International Standards Framework

Standard	Scope	Zvinodiwa Zvinoshanda
IEC 60898-1	Circuit-breaker zveimba uye zvigadziriso zvakafanana	Base chiyero cheMCBs, kuenderana kwemidziyo
IEC 60947-5-1	Kudzora dhizaini midziyo uye switching zvinhu	Yekubatsira kuonana ratings, magetsi kutsungirira, terminal mamaki
IEC 60947-2	Low-voltage switchgear - Circuit-breakers	Shunt rwendo / UVR kuita, kurongeka
EN 60898-1 / EN 60947-5-1	Shanduro dzeEurope dzakabatanidzwa	CE yekumaka, EU musika kuwana

Mandatory Type Tests (IEC 60947-5-1 / IEC 60898)

Test Category	Specific Test	Maitiro ekugamuchira
Kutsungirira Kwemagetsi	10,000 mashandiro panguva yakayerwa ikozvino (AC-15/DC-13)	Kubata kupfeka <50%, hapana welding, kuenderana kushanda
Mechanical Endurance	100,000 hapana-mutoro mashandiro	<5% parameter Drift, hapana kutadza kwemuchina
Dielectric Properties	2kV AC/1min (control circuits), 4kV impulse	Hapana kuparara, hapana flashover
Tembiricha Kukwira	Kuenderera mberi kwekushanda pa rated voltage / ikozvino	Coil ≤85K (Kirasi F), zviteshi ≤80K
Shock & Vibration	IEC 60068-2-27 (kuvhunduka), IEC 60068-2-6 (vibration)	Hapana kushanda kwenhema, hapana kukuvadza, kushanda mushure mekuedzwa
Environmental	Kupisa kwakanyorova (IEC 60068-2-30), kutonhora, kupisa kwakaoma	Inoshanda mushure mekugadzirisa, hapana kuora
EMC	Kusadzivirirwa kunoitwa / kukanganiswa kweradiated	Hapana kushungurudza kushanda, EN 60947-5-1

Factory Quality Control & Inspection Standards

Incoming Material QC (IQC)

Material	Zvinhu Zvokuongorora	Sampling Plan	Equipment
Enameled waya	Diameter, breakdown voltage, elongation, solderability	AQL 0.65	Micrometer, dielectric tester, tensile muchina
Magnetic simbi	Permeability, core kurasikirwa, insulation coating	Per batch	Epstein furemu, single sheet tester
Silver contacts	Kuchena, kuoma, density, dimensional tolerance	Per batch	Spectrometer, hardness tester, CMM
Plastic granules	Girazi yemukati, viscosity, unyoro, kupisa	Per batch	Melt flow indexer, DSC, UL 94 zvishandiso
Chitubu simbi	Kusimba simba, kuneta kuramba, kuumba	Per batch	Tensile muchina, kuneta tester

In-Process Quality Control (IPQC)

Chiteshi	Kudzora Parameters	Frequency	Nzira
Coil winding	Inoshandura kuverenga, tension, resistance, insulation	Chikwata chese	Otomatiki mhepo ine mhinduro, ohmmeter
Plunger machining	Dimensional kushivirira, kupera kwepamusoro, kuoma	Ese zana mayunitsi	CMM, profilemeter, hardness tester
Bata musangano	Alignment, pressure, resistance, brazing quality	Ese zana mayunitsi	Simba geji, micro-ohmmeter, XRF
Housing molding	Tembiricha, kumanikidzwa, dimensional accuracy	Kutenderera kwese	SCADA yekutarisa, SPC machati
Sub-assembly	Operating voltage, sitiroko, nguva yekupindura	Chikwata chese	Automated test bhenji, kutema data

Yekupedzisira Hunhu Kudzora (FQC) & Inobuda QC (OQC)

Test Item	Standard	Saizi Saizi
Operating voltage range	0.85-1.1×Un (kunhonga), >0.2×Un (kudonhedza kweUVR)	100%
Nguva yekupindura (shunt rwendo)	<50ms pa rated voltage	100%
Bata kuramba	<50mΩ (yebetsero), <100mΩ (alarm)	100%
Dielectric inomira voltage	2kV AC/1min	100%
Insulation resistance	>100MΩ @ 500V DC	100%
Mechanical operation	10 kutenderera, yakatsetseka, isina kunamatira	100%
Snap-fit kuenderana	Kusvirana neyakatemerwa MCB furemu	100%
Visual & dimensional kuongorora	17.5mm modularity, inomaka kusingaperi	100%
Magetsi endurance sampling	1,000 mashandiro panguva yakatarwa mutoro	AQL 1.0
Packaging kutendeseka	Drop test, vibration (ISTA 3A)	Per lot

Production Infrastructure & Manufacturing Capability

Advanced Production Equipment

Equipment Category	Muchina Specification	Function	Capacity
Coil Winding	CNC machira emuchina (Nittoku/Marsilli) ane tension control	Precision coil kugadzira	20,000 coils / zuva
Stamping & Kugadzira	60-ton progressive die press (Bruderer)	Bata stamping, chitubu kuumba	30,000 zvikamu / zuva
Jekiseni Molding	80-ton thermoplastic press (Arburg)	Dzimba, zvakavharirwa, DIN njanji zvimedu	10,000 dzimba / zuva
Assembly Automation	Robotic maseru (ABB/Fanuc) ane masisitimu ekuona	Sub-assembly, calibration, kuedza	5,000 accessories / zuva pamutsetse
Testing Equipment	Automated accessory test bhenji	Maitiro ekushanda, nguva, kutsungirira	1,000 zvikamu / awa
	Mechanical endurance tester	100,000 cycle verification	200 zvikamu panguva imwe chete
	EMC test room	Immunity/emission test	100 zvikamu / zuva

Kukwanisa Kugadzira & Nguva Yekutungamira

Product Category	Monthly Capacity	Standard Lead Time	Urgent Order Kugona
Shunt Trips (zvese voltages)	50,000 zvikamu	4-5 mavhiki	3 mazuva
Undervoltage Releases	20,000 zvikamu	4-5 mavhiki	3 mazuva
Auxiliary Contacts	10,000 zvikamu	4-5 mavhiki	3 mazuva
Alarm Contacts	50,000 zvikamu	4-5 mavhiki	3 mazuva
Motor Operating Devices	50,000 zvikamu	4-5 mavhiki	5 mazuva
Busbar Systems	1,000 mamita	4-5 mavhiki	3 mazuva

Injiniya & Tekinoroji Yechikwata Chimiro

Dhipatimendi	Vashandi	Nyanzvi	Mabasa
R&D Injiniya	5 mainjiniya	Electromagnetic dhizaini, yekubata fizikisi, IoT kubatanidzwa, isina waya kutaurirana	Kuvandudzwa kwezvinhu zvitsva, maficha akangwara, patent portfolio (30+ patents)
Process Engineering	15 mainjiniya	Coil winding otomatiki, kutsika chaiko, kuumbwa kwepurasitiki, kugadzira kwakaonda	Kugadziriswa kwekugadzira, kuvandudza goho (> 99%), kuderedza mutengo
Testing & Validation	12 mainjiniya	IEC 60898/60947 kutevedzera, kutsungirira kuyedzwa, EMC, kuenzanisa kwezvakatipoteredza	Type yekuyedza kuronga, kutadza kuongororwa, certification manejimendi
Injiniya yekushandisa	10 mainjiniya	Kubatanidzwa kweMCB, kudzora masisitimu, BMS/SCADA interface	Mutengi tekinoroji rutsigiro, dhizaini dhizaini, kutumira
Hunhu Hwakanaka	25 technicians	ISO 9001, IATF 16949, statistical process control, metrology	Supplier audit, process audit, kugadzirisa chiito, calibration

Nei Yedu yeMCB Accessory Manufacturing Yakamira Yakasiyana

Nzvimbo yedu yekugadzira inomiririra20 makore ehunyanzvi mune yakaderera-voltage yedunhu kuchengetedza zvishandiso, kuendesa MCB zvishongedzo zvinodarika zviyero zvepasirese kuburikidza:

Modular hunyanzvi: Kunzwisisa kwakadzama kwe17.5mm DIN njanji modularity, kuve nechokwadi chekubatanidza isina musono neMCBs kubva kuvagadziri vakuru (Schneider Acti9, ABB System pro M, Siemens Sentron, Hager)

Smart accessory innovation: Proprietary isina waya yekubatsira mabatiro uye simba rekutarisa ma sensors anoshandura akajairwa MCBs kuita IoT-inogonesa smart zvishandiso pasina breaker kutsiva.

Vertical integration: In-house coil mhepo ine vacuum impregnation, chaiyo yekubata stamping, uye thermoplastic molding inova nechokwadi chekutonga kwemhando yakakwana uye nekukurumidza kugadzirisa.

Testing infrastructure: $2M+ yakadyarwa mukuyedzwa otomatiki kunosanganisira zviuru zana-kutenderera mechaniki kutsungirira, EMC kusadzivirirwa bvunzo, uye MCB kuenderana kuyedzwa.

Rapid customization: Flexible kugadzira inogonesa voltage, kuonana gadziriso, uye kutaurirana protocol kugadzirisa ne2-vhiki yekutungamira nguva

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CDADA ndeye Zvishandiso zveMCB mugadziri uye mutengesi muChina. Fekitori yedu inoshandisa maindasitiri akasiyana akadai semagetsi masisitimu, kuvaka otomatiki, uye kugadzira maindasitiri, ichipa inoshanduka OEM/ODM mhinduro.

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