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店鋪基本資料信息
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本公司供應(yīng)Hirschmann/赫斯曼交換機(jī)RSB20-0900M2TTSAABHH質(zhì)量保證,歡迎咨詢洽談。
赫斯曼交換機(jī)RSB20-0900M2TTSAABHH
聯(lián)系電話:13918697515 鄧工 QQ:871167259
德國(guó)赫斯曼hirschmann自動(dòng)化和控制有限公司是自動(dòng)化通訊領(lǐng)域的專家,產(chǎn)品線從以太網(wǎng)、快速以太網(wǎng)、千兆以太網(wǎng)和萬(wàn)兆以太網(wǎng)的網(wǎng)絡(luò)設(shè)備擴(kuò)展到了應(yīng)用于不同現(xiàn)場(chǎng)總線系統(tǒng)的光纖接口以及電子執(zhí)行器和傳感器連接器。 Mach 3000骨干網(wǎng)交換機(jī),Mach 4000骨干網(wǎng)交換機(jī) MS4128-L3P千兆模塊化交換機(jī)RS20,RS30,MS30開(kāi)放式卡軌交換機(jī) SPIDER非網(wǎng)管型交換機(jī) OCTOPUS高防護(hù)等級(jí)IP67交換機(jī) LION控制室交換機(jī) EAGLE網(wǎng)絡(luò)防火墻 BAT無(wú)線網(wǎng)絡(luò)產(chǎn)品 網(wǎng)絡(luò)管理軟件
描述:入門(mén)級(jí)工業(yè)以太網(wǎng)卡軌交換機(jī),存儲(chǔ)轉(zhuǎn)發(fā)交換模式以太網(wǎng)(10Mbit/s)和快速以太網(wǎng)(100Mbit/s)
端口類型和數(shù)量:8個(gè)10/100BASE-TX,雙絞線,RJ45,自動(dòng)交叉,自動(dòng)協(xié)商,自動(dòng)極性識(shí)別
訂貨號(hào):943957001電源/信號(hào)觸點(diǎn)1個(gè)插入式接線端子,3針/無(wú)信號(hào)觸點(diǎn)
工作電壓:9,6VDC-32VDC
輸出功率Btu(IT)h:電壓為24VDC時(shí)*大4.1W
工作溫度:0oC~60oC
儲(chǔ)存運(yùn)輸溫度:-40oC~70oC
相對(duì)濕度(非冷凝):10%~95%
平均無(wú)故障時(shí)間:98.8年(按照MIL-HDBK-217F標(biāo)準(zhǔn)測(cè)算)
外形尺寸:(WxHxD)35mmx138mmx121mm
安裝方式:卡軌安裝
重量:246g
德國(guó)赫思曼hirschmann自動(dòng)化和控制有限公司是自動(dòng)化通訊領(lǐng)域的專家,產(chǎn)品線從以太網(wǎng)、快速以太網(wǎng)、千兆以太網(wǎng)和萬(wàn)兆以太網(wǎng)的網(wǎng)絡(luò)設(shè)備擴(kuò)展到了應(yīng)用于不同現(xiàn)場(chǎng)總線系統(tǒng)的光纖接口以及電子執(zhí)行器和傳感器連接器。防護(hù)等級(jí):IP30
德國(guó)赫思曼hirschmann自動(dòng)化控制有限公司在德國(guó)、匈牙利建有生產(chǎn)基地,在許多歐洲國(guó)家、美國(guó)和亞洲都設(shè)立了分支機(jī)構(gòu)。
具體型號(hào)
943892001 OCTOPUS 5TX EEC
943931001 OCTOPUS 8M
943931011 OCTOPUS 8M (GM)
943967101 OCTOPUS 8M-6PoE
943967001 OCTOPUS 8M-8PoE
943983001 OCTOPUS 8M Train
943912001 OCTOPUS 16M
943912002 OCTOPUS 16M-2FX
943912011 OCTOPUS 16M (GM)
943960001 OCTOPUS 16M-8PoE
943960101 OCTOPUS 16M-8PoE-2FX
943984001 OCTOPUS 16M Train
943923001 OCTOPUS 24M
943923002 OCTOPUS 24M-2FX
943923011 OCTOPUS 24M (GM)
942063001 OCTOPUS 24M-8PoE
943985001 OCTOPUS 24M Train
943988001 OCTOPUS OS20-0010001M1MTREPHH
943988002 OCTOPUS OS20-0010001S1STREPHH
943988003 OCTOPUS OS20-0010004M4MTREPHH
943988004 OCTOPUS OS20-0010004S4STREPHH
943988005 OCTOPUS OS30-0008021A1ATREPHH
943988006 OCTOPUS OS30-0008021B1BTREPHH
943988007 OCTOPUS OS30-0008024A4ATREPHH
943988008 OCTOPUS OS30-0008024B4BTREPHH
942025001 OCTOPUS OS20-001000T5T5TAFUHB
942025005 OCTOPUS OS20-000900T5T5TAFBHH
943944001 OCTOPUS M12-MiniPower Adaptor
943902001 OCTOPUS, Terminal Cabel
Entry Level Unmanaged Hubs & Switches
943639002 RH1-TP
943658002 RT2-TX/FX
943890001 SPIDER 1TX/1FX
943891001 SPIDER 1TX/1FX-SM
943927001 SPIDER 1TX/1FX EEC
943928001 SPIDER 1TX/1FX-SM EEC
943899001 SPIDER 3TX-TAP
943221001 SPIDER 4TX/1FX
943221101 SPIDER 4TX/1FX EEC
943880001 SPIDER 4TX/1FX-SM EEC
943914001 SPIDER 4TX/1FX-ST EEC
943824002 SPIDER 5TX
943824102 SPIDER 5TX EEC
943376001 SPIDER 8TX
943376201 SPIDER 8TX EEC
943957001 SPIDER II 8TX
943958001 SPIDER II 8TX EEC
943958111 SPIDER II 8TX/1FX EEC
943958131 SPIDER II 8TX/1FX-SM EEC
943958121 SPIDER II 8TX/1FX-ST EEC
943958211 SPIDER II 8TX/2FX EEC
943958231 SPIDER II 8TX/2FX-SM EEC
943958221 SPIDER II 8TX/2FX-ST EEC
943962002 SPIDER II Giga 5T EEC
943963002 SPIDER II Giga 5T/2S EEC
942008001 SPIDER II 8TX PoE
943771001 RS2-3TX/2FX EEC
943772001 RS2-3TX/2FX-SM EEC
943819001 RS2-4TX EEC
943773001 RS2-4TX/1FX EEC
943774001 RS2-4TX/1FX-SM EEC
943119002 RS2-4TX/1FX-ST EEC
943732003 RS2-5TX
943732103 RS2-5TX/FX
943686003 RS2-TX
Basic Switch (RSB)
942014001 RSB20-0800T1T1SAABHH
942014002 RSB20-0800M2M2SAABHH
942014003 RSB20-0800S2S2SAABHH
942014033 RSB20-0800S4S4SAABHH
942014004 RSB20-0900ZZZ6SAABHH
942014005 RSB20-0900M2TTSAABHH
942014006 RSB20-0900S2TTSAABHH
942014007 RSB20-0900MMM2SAABHH
942014008 RSB20-0900VVM2SAABHH
942014009 RSB20-0800T1T1TAABHH
942014010 RSB20-0800M2M2TAABHH
942014011 RSB20-0800S2S2TAABHH
942014034 RSB20-0800S4S4TAABHH
942014012 RSB20-0900ZZZ6TAABHH
942014013 RSB20-0900M2TTTAABHH
942014014 RSB20-0900S2TTTAABHH
942014015 RSB20-0900MMM2TAABHH
942014016 RSB20-0900VVM2TAABHH
PowerMICE
Backplanes Power MICE
943009101 MS4128-L2P ATEX
943009102 MS4128-L2P
943009103 MS4128-L2P EEC
943009201 MS4128-L3E ATEX
943009202 MS4128-L3E
943009203 MS4128-L3E EEC
943009301 MS4128-L3P ATEX
943009302 MS4128-L3P
943009303 MS4128-L3P EEC
MICE - MEDIA MODULES
943733102 MB-2T
943938999 MM20-P9P9T1T1SAHC
943718101 MM2-2FXM2
943719101 MM2-2FXS2
943720101 MM2-2FXM3/2TX1
943721101 MM2-4FXM3
943722101 MM2-4TX1
943722151 MM2-4TX1-EEC
943955001 MM3-4TX1-RT EEC
943955002 MM3-2FXM2/2TX1-RT EEC
943955003 MM3-2FXS2/2TX1-RT EEC
943760101 MM3-4FLM4
943761101 MM3-2FXM2/2TX1
943761151 MM3-2FXM2/2TX1-EEC
943762101 MM3-2FXS2/2TX1
943762151 MM3-2FXS2/2TX1-EEC
943763101 MM3-1FXL2/3TX1
943764101 MM3-4FXM2
943835101 MM3-4FXM4
943836101 MM3-4FXS2
943837101 MM3-2FXM4/2TX1
943838101 MM3-1FXS2/3TX1
943838151 MM3-1FXS2/3TX1-EEC
943839101 MM3-1FXM2/3TX1
943938999 MM20-A8A89999SAHH
943841101 MM3-4TX5
943938999 MM20-P9P9P9P9SAHC
943929101 MM3-1FXS2/1FXM2/2TX1
943930101 MM3-1FXLH+/3TX1
943010001 MM4-4TX/SFP
943622001 MM4-2TX/SFP
943938002 MM22-T1T1T1T1SAHH
943938999 MM20-M2M2M2M2TAHH
943939999 MB20-2TAHH
943938001 MM20-Z6Z6Z6Z6SAHH
943938999 MM20-Z6Z6Z6Z6TAHH
943938999 MM20-Z6Z6Z6Z6EAHH
943938999 MM20-T1T1T1T1TAHH
943938999 MM30-O7O79999TAHH
943938999 MM30-O7O7O7O7TAHH
943938999 MM20-L2L2L2L2TAHH
943938999 MM23-T1T1T1T1SAHH
943938999 MM23-M2M2T1T1SAHH
943938999 MM23-S2S2T1T1SAHH
943938999 MM23-F4F4T1T1SAHH
943938999 MM33-O7O79999SAHH
EAGLE Security Solution
EAGLE 20 Industrial Firewall/VPN Router
943987001 EAGLE 20 TX/TX
943987002 EAGLE 20 TX/MM
943987003 EAGLE 20 TX/SM
943987004 EAGLE 20 MM/TX
943987005 EAGLE 20 MM/MM
EAGLE 20 Tofino
943987501 EAGLE 20 Tofino TX/TX
943987502 EAGLE 20 Tofino TX/MM
943987504 EAGLE 20 Tofino MM/TX
943987505 EAGLE 20 Tofino MM/MM
942016110 EAGLE Tofino, Firewall LSM
942016111 EAGLE Tofino,Secure Asset Management LSM
942016112 EAGLE Tofino, Modbus TCP Enforcer LSM
942016113 EAGLE Tofino, VPN Server LSM
942016114 EAGLE Tofino, VPN Client LSM
942016115 EAGLE Tofino, Event Logger LSM
942016116 EAGLE Tofino, VPN PC Client License
942016117 EAGLE Tofino, OPC Enforcer LSM
942016003 EAGLE Tofino CMP, 3 Tofinos Sas
942016005 EAGLE Tofino CMP, 5 Tofinos Sas
942016010 EAGLE Tofino CMP, 10 Tofinos Sas
942016020 EAGLE Tofino CMP, 20 Tofinos Sas
942016050 EAGLE Tofino CMP, 50 Tofinos Sas
942016100 EAGLE Tofino CMP, Unlimited Tofinos Sas
942016001 Tofino-Management Platform, Manual+CD-ROM
Industrial Wireless Solution
943926021 BAT54-Rail
943926521 BAT54-Rail Client
943926721 BAT54-Rail Single
943959112 BAT54-F
943959116 BAT54-F Single
943959117 BAT54-F Client
943959102 BAT54-F X2
943989001 BAT300-Rail
943959118 BAT300-F
943959108 BAT300-F X2
943981002 BAT-ANT-N-6G-IP65
943981003 BAT-ANT-N-5A-IP65
943981004 BAT-ANT-N-6ABG-IP65
943981005 BAT-ANT-N-14G-IP23
943981006 BAT-ANT-N-18A-V-IP65
943981007 BAT-ANT-N-23A-V-IP65
943981008 BAT-ANT-N-23A-VH-IP65
943981009 BAT-ANT-N-8G-DS-IP65
943981010 BAT-ANT-N-9A-DS-IP65
943981001 BAT-ANT-N-LC-G-50m-IP65
943981101 BAT-ANT-N-LC-G-100m-IP65
943981012 BAT-ANT-N-MiMoDB-5N-IP65
943981013 BAT-ANT-N-MiMo5-9N-IP65
943903373 BAT-ANT-Protector m-f
943903374 BAT-LAN-Protector IP68
943903360 BAT-Pigtail
943903513 BAT-CLB-2 N m-m
943903514 BAT-CLB-2 N m-f
943903516 BAT-CLB-5 N m-f
943903515 BAT-CLB-15 N m-f
942034001 BAT-Controller WLC25
942034002 BAT-Controller WLC50
942034003 BAT-Controller WLC100
Industrial Workgroup Switch
943969401 MACH102-24TP-F
943969501 MACH102-24TP-FR
943969001 MACH102-8TP
943969201 MACH102-8TP-F
943969301 MACH102-8TP-FR
943969101 MACH102-8TP-R
942003001 MACH104-20TX-F
942003101 MACH104-20TX-FR
942003201 MACH104-20TX-F-4PoE
942030001 MACH104-16TX-PoEP
942026001 MACH104-16TX-PoEP-R
942027001 MACH104-16TX-PoEP-E
942031001 MACH104-16TX-PoEP+2X
942033001 MACH104-16TX-PoEP+2X-R
942032001 MACH104-16TX-PoEP+2X-E
943970101 M1-8MM-SC
943970301 M1-8SFP
943970201 M1-8SM-SC
943970001 M1-8TP-RJ45
942028001 M1-8TP-RJ45 PoE
Industrial Backbone Switch
MACH 4002 Chassis
943859101 MACH4002-48+4G-L2PHC
943859201 MACH4002-48+4G-L3EHC
943859301 MACH4002-48+4G-L3PHC
943916101 MACH4002-24G-L2PHC
943916201 MACH4002-24G-L3EHC
943916301 MACH4002-24G-L3PHC
943911101 MACH4002-48G-L2PHC
943911201 MACH4002-48G-L3EHC
943911301 MACH4002-48G-L3PHC
943915101 MACH4002-24G+3X-L2PHC
943915201 MACH4002-24G+3X-L3EHC
943915301 MACH4002-24G+3X-L3PHC
943878101 MACH4002-48G+3X-L2PHC
943878201 MACH4002-48G+3X-L3EHC
943878301 MACH4002-48G+3X-L3PHC
MACH 4002 Media Module
943863001 M4-8TP-RJ45
943864001 M4-FAST 8-SFP
943873001 M4-FAST 8TP-RJ45-PoE
943879001 M4-GIGA 8-SFP
MACH 4002 Power Supply & Fan Module
943869001 M4-AIR
943875001 M4-P-AC/DC 300W
943876001 M4-P-24VDC 300W
943877001 M4-P-48VDC 300W
943874001 M4-Power
943870001 M4-S-AC/DC 300W
943871001 M4-S-24VDC 300W
943872001 M4-S-48VDC 300W
943922001 M4-POWERCABLE
SFP Transceiver
Fast Ethernet SFPs
943865001 M-FAST SFP-MM/LC
943866001 M-FAST SFP-SM/LC
943867001 M-FAST SFP-SM+/LC
943868001 M-FAST SFP-LH/LC
943945001 M-FAST SFP-MM/LC EEC
943946001 M-FAST SFP-SM/LC EEC
943947001 M-FAST SFP-SM+/LC EEC
943948001 M-FAST SFP-LH/LC EEC
Gigabit Ethernet SFPs
943896001 M-SFP-SX/LC EEC
943897001 M-SFP-LX/LC EEC
943898001 M-SFP-LH/LC EEC
943014001 M-SFP-SX/LC
943015001 M-SFP-LX/LC
943042001 M-SFP-LH/LC
943049001 M-SFP-LH+/LC
942023001 M-SFP-LX+/LC
942024001 M-SFP-LX+/LC EEC
942035001 M-SFP-MX/LC
10 Gigabit Ethernet SFPs
943917001 M-XFP-SR/LC
943919001 M-XFP-LR/LC
943920001 M-XFP-ER/LC
943921001 M-XFP-ZR/LC
942054001 M-XFP SR/LC EEC
942055001 M-XFP LR/LC EEC
942056001 M-XFP ER/LC EEC
Bidirectional Gigabit Ethernet SFPs
943974001 M-SFP-BIDI Type A LX/LC EEC
943974002 M-SFP-BIDI Type B LX/LC EEC
943974101 M-SFP-BIDI-Bundle LX/LC EEC
943975001 M-SFP-BIDI Type A LH/LC EEC
943975002 M-SFP-BIDI Type B LH/LC EEC
943975101 M-SFP-BIDI-Bundle LH/LC EEC
Gigabit Ethernet TP SFP
943977001 M-SFP-TX/RJ45
Power
943011021 RR-EPL TX/TX
943011022 RR-EPL TX/MM SC
IOLAN Serial Converter
942036001 IOLAN DS1T
942036101 IOLAN SDS4 HL
942036201 IOLAN SDS3 M
942036301 IOLAN SDS16C HV
Industrial Network Management Software
943156025 Industrial HiVision, 25 Nodes
943156050 Industrial HiVision, 50 Nodes
943156100 Industrial HiVision, 100 Nodes
943156250 Industrial HiVision, 250 Nodes
943156500 Industrial HiVision, 500 Nodes
942045025 Upgrade Industrial Hivision, 25 Nodes
942045050 Upgrade Industrial Hivision, 50 Nodes
942045100 Upgrade Industrial Hivision, 100 Nodes
942045250 Upgrade Industrial Hivision, 250 Nodes
942045500 Upgrade Industrial Hivision, 500 Nodes
943471300 HiVision PC Based Enterprise
943471305 HiVision PC Based Enterprise-Update
943471350 HiVision PC Based Industrial Line
943471355 HiVision PC Based Industrial Line-Update
943471400 HiVision HPUX Enterprise
943471405 HiVision HPUX Enterprise-Update
943471450 HiVision HPUX Industrial Line
943471455 HiVision HPUX Industrial Line-Update
Accessories - Power Supply
943662015 RPS 15
943662003 RPS 30
943662080 RPS 80 EEC
943662121 RPS 120 EEC
943952001 RPS60/48V EEC
943979001 RPS90/48V HV
943980001 RPS90/48V LV
943968001 PC150/36V/48V-IP67
943968101 PC150/72V/48V-IP67
Accessories - Others
943845001 Terminal block 5pin + interlock (50pcs)
943845002 Terminal block 6pin + interlock (50pcs)
943845003 Terminal block 5pin green (50pcs)
943845004 Terminal block 4pin black (50pcs)
943845005 Terminal block 3pin (50 pcs)
943845006 Terminal block 6pin (50St.), RS20/RS30
943845007 Terminal block 4pin (50St.), MS20/MS30
943222001 Modem Cabel, Sheilded
943301001 Terminal Cable
943766002 19" DIN Rail Adapter
943767001 ML-MS2/MM, Labels for MS2... +MM
943768001 ML-MS3, Labels for MS3...
943936001 RJ45 Dust-Cover (50 pcs.)
943942001 SFP Dust-Cover (25 pcs.)
943951101 M4-RACKMOUNT
943951001 M4-RACKMOUNT-50mm
943943101 MACH1000/100 +50mm Mounting Bracket
943943001 MACH1000/100 Standard Mounting Bracket
943751001 ACA11
943751002 ACA11-EEC
943972001 ACA11-M12 (EEC)
943973001 ACA11-miniDIN (EEC)
943271002 ACA21-USB EEC
943913001 ACA21-M12
943913002 ACA21-M12 EEC
942000001 Power CORD RSR/MACH1000
943971001 RSR, Wall Mounting Plate 120mm
943971003 RSR, Wall Mounting Plate 60mm
943971002 RSR, Wandmontageplatte 90mm
RS40-0009CCCCSDAEHHXXX |
RS40-0009CCCCTDAEHHXXX |
RS40-0009CCCCEDAEHHXXX |
RS40-0009CCCCSDHEHHXXX |
RS30-0802OOZZSDAPHC |
RS30-1602OOZZSDAPHC |
RS30-2402OOZZSDAPHC |
RS20-0900VVS2SDAUHC |
RS20-1700VVS2SDAUHC |
RS20-2500VVS2SDAUHC |
RS20-2500NNS2SDAUHC |
RS20-0900NNS2SDAUHC |
RS20-1700NNS2SDAUHC |
RS20-0900VVS2TDAUHC |
RS20-1700VVS2TDAUHC |
RS20-2500VVS2TDAUHC |
RS20-2500VVS2TDHEHC |
RS20-1700VVS2TDHEHC |
RS20-0900VVS2TDHEHC |
RS20-0800M2T1TDAUHC |
RS20-0800M2T1TDAEHC |
RS20-0800M2T1TDAPHC |
RS20-1600M2T1TDAPHC |
RS20-1600M2T1TDAEHC |
RS20-2400M2T1TDAPHC |
RS20-2400M2T1TDAEHC |
RS20-2400M2T1TDHPHC |
RS20-2400T1T1TDHPHC |
RS20-0800T1T1TDHPHC |
RS20-1600T1T1TDHPHC |
RS20-1600T1T1TDAEHC |
RS20-0800T1T1TDAEHC |
RS20-2400T1T1TDAEHC |
RS20-0800M2M2SDAUHC |
RS20-1600S2S2SDAEHC |
RS20-1600M2M2SDAUHC |
RS20-1600M2M2SDAEHC |
RS20-1600M2M2TDAEHC |
RS20-1600M2M2EDAEHC |
RS20-1600S2S2EDAEHC |
RS20-1600T1T1SDAEHC |
RS20-16OOT1T1SDAUHC |
RS30-2402T1T1SDAEHC |
RS30-1602T1T1SDAEHC |
RS30-0802O6O6SDAUHC |
MS20-1600SAAEHC |
RS20-0800S2S2SDAUHC |
RS20-1600T1T1SDAUHC |
RS20-1600S2S2TDBUHC |
RS20-1600S2S2TDBEHC |
RS20-2400S2S2TDBEHC |
RS20-2400S2S2SDBEHC |
RS20-2400S2S2SDAEHC |
RS20-2400T1T1SDAEHC |
RS20-2400M2M2SDAEHC |
RS20-2400M2M2EDAEHC |
RS20-0800M2M2EDAEHC |
RS20-0800M2M2SDAEHC |
RS20-0800M2M2TDAEHC |
RS20-0800S2S2TDAEHC |
MS20-0800SCAPHC |
MS20-1600SCAPHC |
MS20-2400SCAPHC |
MS20-0800TCAPHC |
MS20-1600TCAPHC |
MS20-2400TCAPHC |
MS20-2400TCHPHC |
MS20-1600TCHPHC |
MS20-0800TCHPHC |
MS20-0800TCAEHC |
MS20-1600TCAEHC |
MS20-2400TCAEHC |
OZDV 2451 G |
OZDV 2451 P |
OZDV 2471 G |
OZDV 2471 G 1300 |
OZDV 2471 P |
PSW 5-24, Steckernetzteil |
OZDV HA |
OZD 485 G12 PRO |
OZD 485 G12 BAS |
OZD 485 G12-1300 PRO |
OZD FIP G3 |
OZD FIP G3 T |
OZD Genius G12 |
OZD Genius G12-1300 |
OZD Modbus Plus G12 |
OZD Modbus Plus G12-1300 |
OZD Profi 12M P11 |
OZD Profi 12M P11 PRO |
OZD Profi 12M P12 |
OZD Profi 12M P12 PRO |
OZD Profi 12M G11 |
OZD Profi 12M G11 1300 |
OZD Profi 12M G11 PRO |
OZD Profi 12M G11 1300 PRO |
OZD Profi 12M G12 |
OZD Profi 12M G12 1300 |
OZD Profi 12M G12 EEC |
OZD Profi 12M G12 PRO |
OZD Profi 12M G12 EEC PRO |
OZD Profi 12M G12 1300 PRO |
OZD Profi 12M G12-1300 EEC |
OZD Profi 12M G12-1300 EEC PRO |
OZD Profi G12DE ATEX 1,Profibus LWL-Rep |
OZD Profi G12DK ATEX 1, Profibus LWL-Rep |
OZD Profi G12DU ATEX 1,Profibus LWL-Rep |
品類齊全
省心省力,一站購(gòu)齊
一對(duì)一客服
選型詢價(jià),快速響應(yīng)
貨期保障
多倉(cāng)直發(fā),貨期無(wú)憂
正品貨源
正品保障,誠(chéng)信服務(wù)