劣势
在市场开拓初期，国产PLC的在较长一段时间内不为用户认可，从而加大了市场开拓难度。
应用业绩劣势
相对于国际*的PLC厂商而言，国内公司的PLC应用业绩较少，用户对国产PLC的性能、产品质量和技术支持持怀疑态度。
产品线劣势
在国内公司开展PLC业务的*初几年，PLC产品线不完善，产品的品种较少，不利于全方位的市场开拓。
研发实力劣势
相对于实力雄厚的*PLC厂商而言，国内公司的研发实力较弱。
100- NEW BES-220-24T-PWR Nortel Ethernet Switch POE
Lot of 15 NEW Avocent ACS48 SAC Console Server ATP0190
NEW Cisco SCE2020-4XGBE-M?M Service Control Engine with
AXS2200 Motorola OLT Optical Line Terminal AVGA ASW60A
Foundry BIMG8-AC BigIron MG8 Loaded 10G +GC + SFP
4- NEW SCP-P5-400 Marconi 400 Switch Control Processor
Palo Alto Networks PA-4050 Firewall Appliance PAN-PA-40...
Lot of 10 NEW Avocent ACS48 SAC Console Server ATP0190
NEW Cisco SCE2020-4XGBE-M?M Service Control Engine 2- DC
New AudioCodes TP-8410 42T1 VolP cPCI Media Gateway NTV...
BIMG8-MR BIMG8-SFM BIMG8-10Gx40-v?6-A BIMG8-1Gx60-GC?-v6
MG8 Foundry BIMG8-AC, BIMG8-1Gx60-GC-?v6, BIMG8-1Gx20 +
Foundry BIMG8-AC BigIron MG8 Loaded 10G +Gigabit Copper
27- CCA511G1 Telco Standard Relay Card M13 Edge
HUB
Cisco SFS 3012 Multifabric Server Switch Topspin 360
New AudioCodes TP-8410 16T1 VolP cPCI Media Gateway NTV...
Lot of 50 New XCVR-080D53 World Wide Packets 100M/1G SM...
Lot of 50- New XCVR-080D61 World Wide Packets 100M/1G S...
Lot of 50 New XCVR-080D59 World Wide Packets 100M/1G SM...
Lucent Metropolis 1665 DMX Multiplexer OC-48 OC12 LNW27
10- Avocent ACS32 SAC Console Server ATP0100 Cyclades
Extreme 15937 Summit WM1000 Switch + 25 Wireless AP
Foundry BIMG8-AC BigIron MG8 2- BIMG8-1Gx60-GC-?v6 + 4AC
SpectraLinx L-Band Satellite Fiber Optic Transport Link
Lot of 5 DSR4020 Avocent DSR KVM over IP Appliance
Citrix 12000 Netscaler 8 port SFP Application Firewall
SI850-PLUS with WSM7, J-B16Gx, J-B16GC and Dual AC RPS3...
ORACLE SUN Sparc Enterprise T5240 Server w/ 32GB Ram Du...
ORACLE SUN Sparc Enterprise T5240 Server 2x 146G
