Keywords can be the project owner name (English/Vietnamese), tax code, identification number, address.

Investor information

Find: 13:56 01/10/2022

Business Registration ID ( on new Public Procuring System)

vnz000004857

Complete Name of the Unit

CÔNG TY 91 - CHI NHÁNH TỔNG CÔNG TY ĐÔNG BẮC

English name

91 COMPANY - DONG BAC CORPORATION BRANCH

Business Registration ID

5700101468-048

Address

Tổ 4, Khu Vĩnh Hòa, Mạo Khê Town, Đông Triều District, Quảng Ninh

Address (After merge)

Tổ 4, Khu Vĩnh Hòa, Phường Mạo Khê, Quảng Ninh

Tax ID

5700101468-048

Date of issue

25/09/2019

Issuing Nation

Việt Nam

Date of approval for registration request

16/04/2022

Data analysis results of DauThau.info software for project owners 91 COMPANY - DONG BAC CORPORATION BRANCH as follows:

Has relationships with 3 bid solicitors.

Has relationships with 74 contractors.

Announced 3 development investment project, of which 0 projects that have not announced the contractor selection plan.

Announced 69 contractor selection plans with a total of 74 bidding packages, of which 62 prequalification documents have not found the investment project

Has invited bids for 64 packages (with 65 tender notices), conducted prequalification for 0 packages.

Published 0 quotation requests.

Announced the results of 63 packages, and canceled bids for 0 packages (among the packages mentioned above).

There are 7 packages with results that do not have tender notice or prequalification notice.

There are 0 packages with results that do not have Contractor selection plan.

There are 15 packages that have not fully posted the contractor selection results. Of these 12 bidding packages have no tender notices found.

On average, the number of contractors participating in each package is: 2.48 contractors.

Breakdown by bidding field: Goods 18.46%, Construction 12.31%, Consultancy 0%, Non-consultancy 66.15%, Mixed 3.08%, Other fields 0%.

The total value according to the packages with valid contractor selection results is: 359,637,069,535 VND, of which the total winning bid value is: 348,069,093,574 VND.

The savings rate is: 3.22%.

DauThau.info software reads from national bidding database

Chart of total investment amount and total accumulated investment amount of the project owner

The statistical data was updated at 05:39, 15/08/2026.
(Unit: Million VND)

Investor evaluation score

The above scores and rankings were analyzed by DauThau.info Software based on bidding history. However, this scoring is only relative and cannot accurately determine which investor's capacity is stronger or weaker. When comparing, you should carefully consider many other factors such as the specific content of the bidding package, the reputation of the investor... To better understand the scoring criteria, see the following article: Investor evaluation index set

Evaluation criteria	Evaluation score
Experience	???
Financial capacity	???
Transparency of the investor/bidder	???
Bidding efficiency	???

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List of projects implemented by the investor

Name of project

Date posted from

Number of associated KHLCNT

Name of project: PR2300050272-00Renovate and upgrade Khe Chuoi mine underground wastewater treatment station

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Date posted from:

Publication date:

Name of project: PR2300039123-00Investment in environmental works in 2023 - Company 91

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Date posted from:

Publication date:

Name of project: PR2300036356-00Investment to maintain production in 2023 - Company 91

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Date posted from:

Publication date:

Summary: Investor 91 COMPANY - DONG BAC CORPORATION BRANCH is the investor of 3 development investment project develop. The data sheet has been partially hidden, to see the full information please Login or Register

List of contractor selection plans related to the investor

To receive this bid solicitor's earliest contractor selection plan by email, please create register for the VIP2 package.

Name of project

Bid Solicitor

Publication date

Name of Tender Notice

Contractor selection plan: PL2600240291-00 Plan for selecting a contractor for contract No. 21: Consulting and developing a plan for operating a fixed conveyor system for coal transportation in the mine.

Bid Solicitor:

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Publication date:

Name of Tender Notice:

Contractor selection plan: PL2600126553-00 Plan for selecting contractors for the bidding package under the plan to transport and consume mine waste soil and rock (waste product during the process of mining and processing raw coal) purchased from Mao Khe Coal Company - TKV

Bid Solicitor:

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Publication date:

Name of Tender Notice:

Contractor selection plan: PL2600089001-01 The bidding package belongs to the plan of transporting and consuming mine waste soil and rock (waste product during the process of mining and processing raw coal) purchased from Mao Khe Coal Company - TKV

Bid Solicitor:

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Publication date:

Name of Tender Notice:

Summary: Investor 91 COMPANY - DONG BAC CORPORATION BRANCH is the owner of 69 contractor selection plan. In which, they self-invite 53 of contractor selection plan, other units invite bids of 16 of contractor selection plan.

List of contractors for which this investor is the inviting party

To receive the earliest Tender Notice of this Bid solicitor via email, please register for the VIP1 package.

Name of Tender Notice

Bid Solicitor

Tender value

Publication date

Bid closing

Name of Tender Notice: IB2600205995-01 Tender package No 14: Purchase chemicals for wastewater treatment at Khe Chuoi mine, Ho Thien, Dong Quang La in 2026

Bid Solicitor:

To view full information

Tender value:

Publication date:

Bid closing:

Name of Tender Notice: IB2600205995-00 Tender package No 14: Purchase chemicals for wastewater treatment at Khe Chuoi mine, Ho Thien, Dong Quang La in 2026

Bid Solicitor:

To view full information

Tender value:

Publication date:

Bid closing:

Name of Tender Notice: IB2600211346-00 Tender package No 12: Loading and transporting mine waste and rock

Bid Solicitor:

To view full information

Tender value:

Publication date:

Bid closing:

Summary: Investor 91 COMPANY - DONG BAC CORPORATION BRANCH is the investor of 65 package, of which 53 package is self-invited, other units invite bid 12 package. The data sheet has been partially hidden, to see the full information please Login or Register

List of contractor selection results related to the investor

Name of Tender Notice

Bid award

Completion date

Result

Name of Tender Notice: IB2600434739-00 Bid No. 21: Consulting services for developing a plan for operating a fixed conveyor system for transporting coal in underground mines.

Bid award:

To view full information

Completion date:

Result:

Name of Tender Notice: IB2600205995-01 Package No. 14: Purchase chemicals for wastewater treatment at Khe Chuoi mine, Ho Thien, Dong Quang La in 2026

Bid award:

To view full information

Completion date:

Result:

Name of Tender Notice: IB2600211346-00 Package No. 12: Loading and transporting mine waste and rock

Bid award:

To view full information

Completion date:

Result:

Summary: Investor 91 COMPANY - DONG BAC CORPORATION BRANCH is the owner of 63 contractor selection result. The data sheet has been partially hidden, to see the full information please Login or Register

LIST OF BID SOLICITORS with whom the INVESTOR has a relationship

Bid Solicitor

Contractor selection plan ID

Number of packages

Total package price

Bid Solicitor: Z096269 91 COMPANY DONG BAC CORPORA TION BRANCH

Contractor selection plan ID:

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Number of packages:

Total package price:

Bid Solicitor: vnz000004857 91 COMPANY - DONG BAC CORPORATION BRANCH

Contractor selection plan ID:

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Number of packages:

Total package price:

Bid Solicitor:

The data declared by the procuring entity is incorrect (missing agency code and having the same name as many other parties)

Contractor selection plan ID:

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Number of packages:

Total package price:

Summary: The investor 91 COMPANY - DONG BAC CORPORATION BRANCH has a relationship with 3 procuring entities. The data sheet has been partially hidden, to see the full information please Login or Register

List of contractors related to the investor

Contractor's name

Total number of bids

Number of winning bids

Number of losing bids

Number of non result bids

Contractor's name: 0201136931 Công ty TNHH một thành viên đầu tư và thương mại Vạn Thành (See details)

Total number of bids:

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Number of winning bids:

Number of losing bids:

Number of non result bids:

Contractor's name: 0201547226 Công ty TNHH phát triển thương mại Chí Thành (See details)

Total number of bids:

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Number of winning bids:

Number of losing bids:

Number of non result bids:

Contractor's name: 5700371697 Trường Cao Đẳng Công Nghiệp và Xây Dựng (See details)

Total number of bids:

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Number of winning bids:

Number of losing bids:

Number of non result bids:

Summary: Investor 91 COMPANY - DONG BAC CORPORATION BRANCH is an investor with 74 contractor. The data sheet has been partially hidden, to see the full information please Login or Register

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CÔNG TY 91 - CHI NHÁNH TỔNG CÔNG TY ĐÔNG BẮC

General information

Activities of the Bid solicitor

Investor's activities

List of projects implemented by the investor

List of contractor selection plans related to the investor

List of contractors for which this investor is the inviting party

List of contractor selection results related to the investor

LIST OF BID SOLICITORS with whom the INVESTOR has a relationship

List of contractors related to the investor