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Tender Notice: “Variable-Frequency Board and Refrigerant Leak in the Outdoor Unit of Daikin Air Conditioner on the 31st Floor of Tianyuan Building; Maintenance of Sanyo VRV Air Conditioners on the 2nd, 3rd, and 4th Floors of the West Annex”
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Tender Documents
Hangzhou Tianyuan Building Co., Ltd. is conducting an open tender for “the inverter board replacement and refrigerant leak repair of the Daikin outdoor unit on the 31st floor of Tianyuan Building, as well as the maintenance of Sanyo VRV air conditioners on the 2nd, 3rd, and 4th floors of the west annex.” Details are as follows:
1 Tender No.: TYDS-2023-016
2 Project Name: VRV Air Conditioning Maintenance for Hangzhou Tianyuan Building
3 Project Overview: The outdoor unit main boards and inverter boards of six Daikin and Sanyo VRV air conditioners were damaged due to overheating, refrigerant leaks, and other issues; these components have been replaced and repaired.
4 Funding source: Self-funded with own capital.
5 Construction period requirements: No more than 7 days from the date of contract signing.
6 Contracting Method and Scope of Contract:
(1) Lump-sum construction contract: covers labor, materials, quality, schedule, and safe and civilized construction.
(2) Scope of Contract: Maintenance of Daikin VRV multi-split air conditioning systems on the 31st floor, and Sanyo VRV multi-split air conditioning systems on the 2nd, 3rd, and 4th floors of the west podium.
7 Specific construction requirements: On the 31st floor, the outdoor unit of the Daikin VRV air conditioning system—the inverter compressor—is leaking refrigerant, and the inverter board has burned out and needs to be replaced and repaired. Additionally, two indoor-unit fans need to be replaced. On the west podium building, on the 2nd, 3rd, and 4th floors, the main boards, rectifier bridges, power boards, and other components of the Sanyo VRV air conditioning units need to be replaced and repaired.
8 Qualification requirements for eligible bidders:
(1) Bidders shall be registered within the territory of the People’s Republic of China.
(2) This project does not accept bids submitted by consortia.
9 · Engineering quality requirements: Construction shall be carried out strictly in accordance with the current national construction and acceptance specifications, quality inspection and evaluation standards, relevant documents issued by the national industry authorities guiding engineering construction, and the contents of the tender documents. The quality of the project must meet the standards specified in the "Code for Acceptance of Construction Quality" and the GB 50016-2006 Code for Fire Protection Design of Buildings. The warranty period for quality assurance is six months.
10 Material Brand Requirements : Existing brand
11 Construction site inspection time: On-site inspections will not be conducted uniformly; each bidding unit will conduct its own inspections.
12、 There will be no centralized Q&A session prior to bidding. Any questions from bidders will be answered by the procuring entity and provided in a unified written response.
13 Tendering method: Open tendering
14. Registration Period:
(1) Time: 2023 _11 Moon 7 As of 2023 11 _Month _10 Closed on Sundays (working hours: 9:00 a.m. to 11:30 a.m. and 2:00 p.m. to 4:30 p.m.).
(2) Location: Engineering Department, Tianyuan Building, No. 2 Qianchao Road, Hangzhou City
(3) Provide a copy of the business license of the enterprise or other organization, a letter of authorization, copies of the identification cards of the participating personnel, confirmation of the tender documents (with the official seal of the tender documents), and the comprehensive bid document. 。
15 Bid opening time: 2:30 p.m. on November 13, 2023
16 Composition of the Bid Evaluation Committee: An odd number of five or more people.
17 Evaluation Method: Low-price bid won the contract.
18、 Maximum price: None
19 Contact information:
Tendering Entity: Hangzhou Tianyuan Building Co., Ltd.
Contact: Yang Yungang (13867495789)
Hangzhou Tianyuan Building Co., Ltd.
2023 November 7 of the year
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