With the approval of the procurement management department of Xinxiang Municipal Government, the Xinxiang Municipal Public Resource Trading Center will openly invite the “LED Display†project purchased by the purchaser Xinxiang TV Station in the near future. The relevant technical requirements are announced as follows and publicly solicited opinions.
First, the scope of the request for comments:
1. Whether there are restrictions on content;
2. Whether there are obvious propensity opinions and specific performance indicators;
3. Other circumstances that affect the principle of “openness, fairness, and fairness†in government procurement.
Second, the reply to the comments:
If the supplier disagrees with the technical parameters, please seal the written materials before 17:00 on February 23, 2009 (the foreign supplier can send it by fax) Xinxiang Public Resource Trading Center Government Procurement Trading Section (Room 507), it will not be accepted after the deadline. Contact Phone Fax Contact: Mr. Zheng Li
Third, the requirements:
1. If the supplier raises an objection to the technical parameter requirements, it must provide written materials and affix the official seal of the unit and sign the confirmation by the legal representative, and attach a telephone number.
2. The content submitted by each supplier must be true and accompanied by relevant evidence. If it is found that there is false material or maliciously disrupts the normal order of government procurement, it will be submitted to the relevant government procurement management department for inclusion in the record of bad behavior.
4. List of goods to be purchased and technical requirements:
Serial number of goods name Main technical parameters requirements / specifications / number of configuration units Remarks 1 LED display outdoor surface mount three-in-one LED screen technical parameters LED display system technical parameters No. Item content Technical parameters Unit module size 160 mm *160mm 1 Light-emitting device : US CREE (original package or Huagang package) 2 pixel pitch 10mm 3 pixels composition 1R+1G+1B (surface mount three-in-one) 4 pixel density 10000 points / M2 5 screen brightness ≥ 5000cd / M2, 256-level manual And 8-level automatic section 6 Best visual distance 10m to 100m 7 Viewing angle (horizontal/vertical) Horizontal: ≥160° Vertical: ≥120° 8 Gray level 256 gray levels of red, green and blue 9 Light-emitting device driving method Constant current drive, 1/4 scan 10 Surface flatness <0.1mm 11 Refresh rate ≥400Hz/S 12 Frame change speed ≥ 60 (frame) / sec 13 Screen life ≥ 100000 hours 14 Continuous working time > 72 (Hrs) 15 Max Power consumption is no more than 1400W/m2 16 Effective communication distance: 100m cable (no relay), multimode fiber 500m 17 screen life>50,000 (Hrs) 18 screen mean time between failures > 8,000 (Hrs) 19 Image display mode hardware directly Control monitor point corresponds to 20 computer interface DVI + VGA Port display card 21 Input signal color difference component YC CVBS VGA SDI 22 Software interface WINDOWSXP 23 Anti-electricity 50Hz, 1500V (AC RMS) 1 minute without breakdown 24 Power supply requirements 220V ± 10%; AC50Hz 25 System working environment temperature - 20°C～+50°C 26 System working environment humidity 10%～80%RH 27 Protection level IP65 (front) IP54 (back) 32 Protection technology waterproof, dustproof, anti-corrosion, anti-static, with overcurrent, short circuit, over Pressure and undervoltage protection. 33 unit board flatness <1.5mm seam precision <1mm 34 matching computer multimedia card sending card receiving card control software playback software supporting wire screen bracket air box other requirements: computer (brand computer) configuration INter dual-core CPU memory 2G 500G hard disk multimedia Card (about 10,000 yuan) LCD screen 17 inch 2. Power supply Shanghai Hengfu 3. Single box 0.35 square or so a box of one-line box structure consists of steel skeleton and aluminum alloy 4. Display air box can not be too big two people can Moving belt pulley (preferably one box with three unit cabinets) 5. The whole screen size of 35M2 can be placed to meet the requirements of 16:9. 6. The manufacturer needs to provide the proof of the package of the package. Will check with the manufacturer) 7. The bid is with the package sample tube 8. The alternate display box 2 sets 1 Xinxiang City Public Resource Trading Center February 20, 2009
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