1：高价收购IC各种品牌芯片：内存IC，通信IC，手机IC，BGA芯片，裸片IC，单片机IC，电脑IC，蓝牙IC，南北桥，显卡芯片，IC，摄.像头IC，家电IC，汽车IC，IC等等IC。（长期高价收购ALTER，MAXIM美信，TEXAS INSTRUMENTS德州，ATMEL爱特梅尔，FREESCALE飞思卡尔，NS国半，ADI，BROADCOM博通，XILINX赛灵思，MICRON,镁光，NVIDIA，SII精工，TOSHINA东芝，RENESAS瑞萨，NXP，ST，INFINEON英飞凌，SAMSUNG三星，HNNIX现代，INBOND，SPANSION飞索，CYPRESS,REALTEK，HITTITE，MICROCHIP，SUNPLUS，LATTICE，INTERSIL，ON，FAIRCHILD，海思，展讯，昂宝，等等品牌IC芯片电子料。）南京回收服务器CPU上门收购
2：回收内存芯片长期收购内存芯片，内存颗粒，内存条，FLASH芯片，闪存，显存，CF卡，SD卡，TF卡，MP3/MP4/MP5拆机FLASH，SSD固态硬盘，等等内存物料。（高价回收SAMSUNG三星内存芯片，HNNIX现代内存芯片，TOSHIBA东芝内存芯片，MICRON镁光内存芯片，INTEL英特内存芯片，SPANSION飞索内存芯片，尔必达内存芯片，INBOND华邦内存芯片等等品牌内存。）
3：回收三极管长期收购三极管，贴片三极管，可控硅，场效应管，MOS管等等物料。(FAIRCHILD仙童，TOSHIBA东芝，ON，ST，INFINEON英飞凌，NS国半，长电，IR等等品牌三极管。)南京回收服务器CPU上门收购
4：回收IG模块长期收购IG模块（富士，三菱，INFINEON英飞凌，西门康等等品牌IG模块。回收继电器长期收购继电器（欧姆龙，宏发，，泰科等等品牌继电器。
5：回收电容、电感、电阻、磁珠、晶振、滤波器长期回收电容，电感，电阻，磁珠，钽电容，电容，贴片电容，穿心电容等等。（村田，三星，安华高科，TDK电感，三和，X钽电容，KEMET基美钽电容，黑金刚，红宝石，三洋，等等品牌物料）
长期回收以下型号：
UCC3817DTR
UCC3817DW
UCC3817DWTR
UCC3817N
UCC3817NG4
UCC3818AD
UCC3818ADR
UCC3818AN
UCC3818APW
UCC3818APWR
UCC3818D
UCC3818DTR
UCC3818DTRG4
UCC3818DW
UCC3818DWTR
UCC3818DWTRG4
UCC3818N
UCC3818NG4
UCC3818PW
UCC3819AD
UCC381DP-3
UCC381DP-5
UCC381DP-5G4
UCC381DP-ADJ
UCC381DPTR-5
UCC381DPTR-5G4
UCC381DPTR-ADJ
UCC383T-ADJ
UCC383TDKTTT-5
UCC383TDTR-3
UCC383TDTR-ADJ
UCC383TDTR-ADJG3
UCC384DP-12
UCC384DP-5
UCC384DP-5G4
UCC384DP-ADJ
UCC384DP-ADJG4
UCC384DPTR-12
UCC384DPTR-5
UCC384DPTR-ADJ
UCC38500DW
UCC38500N
UCC38501DW
UCC38501N
UCC38502DW
UCC38502DWTR
UCC38502N
UCC38502NG4
UCC38503DW
UCC38503DWG4
UCC38503DWTR
UCC3884D
UCC3889D
UCC3889DG4
UCC3889DTR
UCC3889N
UCC3895DW
UCC3895DWG4
UCC3895DWTR
UCC3895DWTRG4
UCC3895N
UCC3895NG4
UCC3895PW
UCC3895PWTR
UCC3895PWTRG4
UCC380D
UCC380DGK
UCC380DGKR
UCC380DR
UCC380P
UCC381D
UCC381DGK
UCC381DR
UCC381DRG4
UCC381P
UCC382D
UCC382DG4
UCC382DGK
UCC382DGKR
UCC382DR
UCC382DRG4
UCC382P
UCC383D
UCC383DG4
UCC383DGK
UCC383DGKR
UCC383DGKRG4
UCC383DR
UCC38
UCC38G4
UCC384D
UCC384DG4
UCC384DGK
UCC384DGKR
UCC384DR
UCC384P
UCC385D
UCC385DG4
UCC385DGK
UCC385DGKR
UCC385DR
UCC385DRG4
UCC385P
UCC39002D
UCC39002DGK
UCC39002DGKR
UCC39002DR
UCC39002P
UCC39411D
UCC39411DG4
UCC39411PW
UCC39412PW
UCC3946D
UCC3946DTR
UCC3946PW
UCC3946PWTR
UCC3960D
UCC3960P
UCC3961D
UCC5310MCD
UCC5310MCDR
UCC5310MCDWV
UCC5310MCDWVR
UCC5320ECD
UCC5320ECDR
UCC5320SCD
UCC5320SCDR
UCC5320SCDWV
UCC5320SCDWVR
UCC5350MCD
UCC5350MCDR
UCC5350SBD
UCC5350SBDR
UCC5390ECD
UCC5390ECDR
UCC5390ECDWV
UCC5390ECDWVR
UCC5390ECQDWVQ1
UCC5390ECQDWVRQ1
UCC5390SCD
UCC5390SCDR
UCC5606PWPTR
UCC5638FQPTR
UCC5640PW24TR
UCC5672PWP
UCC5672PWPTR
UCC81126PWTR
UCD3020ARGZR
UCD3020ARGZT
UCD3020RGZR
UCD3020RGZT
UCD3028RHAR
UCD3028RHAT
UCD3040PFC
UCD3040PFCR
UCD3040RGCR
UCD3040RGCT
UCD3138064ARGCR
UCD3138064ARGCT
UCD3138064RGCR
UCD3138064RGCT
UCD3138064RGZR
UCD3138064RGZT
UCD3138064RMHR
UCD3138064RMHT
UCD3138128APFC
UCD3138128APFCR
UCD3138128PFC
UCD3138128PFCR
UCD3138A64PFC
UCD3138A64PFCR
UCD3138ARGCR
UCD3138ARGCT
UCD3138ARJAR
UCD3138ARJAT
UCD3138ARMHR
UCD3138ARMHT
UCD3138RGCR
UCD3138RGCT
UCD3138RHAR
UCD3138RHAT
UCD3138RJAR
UCD3138RJAT
UCD3138RMHR
UCD3138RMHT
UCD7100PWP
UCD7100PWPR
UCD7100PWPRG4
UCD7138DRSR
UCD7138DRST
UCD7201PWP
UCD7201PWPG4
UCD7201PWPR
UCD7232RTJR
UCD7232RTJT
UCD7242MRSJREP
UCD7242RSJR
UCD7242RSJT
UCD74106RGMR
UCD74106RGMT
UCD74111RVFR
UCD74111RVFT
UCD74120RVFR
UCD74120RVFT
UCD8220PWP
UCD8220QPWPRQ1
UCD90120ARGCR
UCD90120ARGCT
UCD90124ARGCR
UCD90124ARGCT
UCD90160ARGCR
UCD90160ARGCT
UCD90320UZWSR
UCD90320UZWST
UCD90320ZWSR
UCD90320ZWST
UCD9081RHBR
UCD9081RHBRG4
UCD9081RH
UCD9081RHG4
UCD9090ARGZR
UCD9090ARGZT
UCD9090QRGZRQ1
UCD9222WRGZREP
UCD9244MRGCTEP
UCD9246RGCR
UCD9246RGCT
UCD9248PFC
UCD9248PFCR
UCLAMP0501T.TCT
UCR006YVPFL
UCR006YVPJL
UCR01MVPFL
UCR01MVPFS
UCR01MVPJL
UCR01MVPJS
UCR03EVPFL
UCR03EVPFS
UCR03EVPJL
UCR03EVPJS
UCR03EWPFS
UCR03EWPJS
UCR10EVHFL
UCR10EVHFS
UCR10EVHJL
UCR10EVHJS
UCR18EVHFL
UCR18EVHFS
UCR18EVHJL
UCR18EVHJS
UCS1003-1-BP
UD0506T-TL-H
UD1006FR-H
UDA1341TS/N1
UDZ10B（美台）
UDZ11B（美台）
UDZ12B（美台）
层要接到外壳或者大地。上图中没有到位信号时，三极管不导通，out输出高电平。当到位时，三极管导通，out输出低电平。PNP型带层接近开关的接线方法PNP型接近开关和PLC接线时，需要用一个电阻将输出信号out下拉至GND，以GND作为公共端，输出端out接至PLC，如下图所示。层要接到外壳或者大地。上图中没有到位信号时，三极管不导通，out输出低电平。当到位时，三极管导通，out输出高电平。