ChinaTec Energy Group Co., Ltd. is now conducting an open inquiry for the EPC Procurement of 630kVA Box-Type Transformer System for Near-Zero Carbon Building Project of Luohu Management Center Building (Second Round), and sincerely invites interested suppliers to participate in the selection. The construction entity of the Near-Zero Carbon Building Project of Luohu Management Center Building is Shenzhen Jinfeng Energy Co., Ltd., and the successful supplier shall sign a supply contract with Shenzhen Jinfeng Energy Co., Ltd.

I. Project Overview and Inquiry Scope

Project Name: EPC Procurement of 630kVA Box-Type Transformer System for Near-Zero Carbon Building Project of Luohu Management Center Building (Second Round).

Project Location: This project is located at No. 1008, Wenjin Middle Road, Luohu District, Shenzhen City.

Project Overview: For the construction of charging piles (a sub-project of the Near-Zero Carbon Building Project of Luohu Management Center Building), there are 1 unit of 480kW charging pile host, 1 unit of 600A liquid-cooled ultra-fast charging terminal, 2 units of 120kW DC charging pile (dual-gun) terminals, and 2 units of 22kW V2G charging piles. Therefore, a set of 630kVA box-type transformer system needs to be procured.

Source of Funds: Self-raised.

Inquiry Scope and Procurement List:

(1) The successful supplier shall be responsible for the design, procurement, construction, and installation (including equipment foundation) of the transformer system and supporting facilities;

(2) The successful supplier shall be responsible for the entire transportation of all materials and equipment to the construction site, including loading, unloading, and on-site handling; it shall also be responsible for the storage of all materials and equipment at the construction site until the project passes acceptance (turnkey project);

(3) The installation and commissioning of the transformer.

II. Qualification Requirements

The supplier shall be registered in the People's Republic of China, be an institutional or enterprise entity with independent legal person qualification, and its business license shall be within the valid period.

The supplier shall possess the following two qualifications simultaneously:

(1) Class-A comprehensive design qualification issued by the competent construction administrative department, or Class-B power industry design qualification, or Class-C or above professional design qualification for power industry (substation engineering);

(2) Grade-V or above Power Facility Installation, Maintenance and Test Permit issued by the competent energy department.

The transformer to be provided shall have obtained the national CCC certification and the certification from the National Transformer Quality Supervision and Inspection Center.

Joint ventures are accepted to respond to this inquiry.

The supplier shall have no records explicitly prohibiting its participation in bidding or inquiry.

Different entities with the same legal representative or under a controlling or management relationship shall not participate in the inquiry for this project.

III. Quality Standards

The products delivered by the supplier shall comply with national standards. The quality guarantee period shall be 60 months from the date of passing acceptance. During the quality guarantee period, the supplier shall be responsible for providing free after-sales services for the products, including but not limited to maintenance and replacement.

IV. Delivery Period

The design scheme shall be issued within 5 calendar days after the contract is signed. The advance payment shall be made within 5 calendar days after the design scheme is approved by the power grid.

The goods shall arrive at the site within 30 calendar days after the advance payment is received; the installation works shall be completed within 35 calendar days after the advance payment is received.

The grid-connection acceptance by the power company shall be completed within 45 calendar days after the advance payment is received.

V. Payment Terms

After the contract is signed, the purchaser shall pay 10% of the total contract amount as an advance payment. The supplier shall arrange design and production upon receipt of the advance payment.

After the supplier delivers the box-type transformer to the site designated by the buyer on schedule and the goods pass acceptance, the purchaser shall pay up to 50% of the total contract amount within 3 working days.

After the project passes the grid-connection acceptance and operates normally for 30 consecutive calendar days, the purchaser shall pay up to 95% of the total contract amount.

The remaining amount shall be retained as a quality guarantee deposit, which shall be settled after the expiration of the quality guarantee period and in the absence of any quality objection between the two parties.

VI. Evaluation Method

The comprehensive scoring method shall be adopted as the evaluation method for this project.

VII. Obtaining of Materials

Interested parties may add WeChat (No.: 18974838016) to obtain materials.

The transformers and other goods provided by each supplier shall meet the requirements specified in Appendix 1 Equipment Technical Specification.

Appendix 2 Drawings is for reference only; each supplier may make modifications based on its own experience. If modifications are made, the modification opinions shall be submitted together with the quotation.

Appendix 3 Recommended Brands is for reference only; each supplier may make adjustments based on its own experience.

VIII. Submission of Response Quotation Documents

The deadline for submitting response quotation documents (hereinafter referred to as the "quotation deadline") is 15:30 on April 21, 2025. The submission location is ChinaTec Energy Group Co., Ltd. (18th Floor, Gaosheng Jindian Commercial Building, No. 117, Xiangfu Middle Road, Yuhua District, Changsha City, Hunan Province).

Response quotation documents that are delivered after the deadline, not delivered to the designated location, or not sealed and marked as required will not be accepted by the purchaser.

Methods for Submitting Response Quotation Documents

Method 1: The supplier shall deliver the paper documents to the 18th Floor, Gaosheng Jindian Commercial Building, No. 117, Xiangfu Middle Road, Yuhua District, Changsha City, Hunan Province. Recipient: Li Yuting.

Method 2: The supplier shall encrypt and compress the color-scanned copy of the response quotation documents (the supplier shall inform the purchaser of the decryption password by phone after the inquiry quotation deadline; otherwise, it shall be deemed that the supplier has withdrawn the response quotation documents), and send the documents to the email address: liyuting@china-tec.cn. At the same time, the supplier shall send a message to inform Li Yuting. For response quotation documents submitted by mail, the submission time shall be subject to the time when the email is received. The supplier shall subsequently mail the paper documents to the 18th Floor, Gaosheng Jindian Commercial Building, No. 117, Xiangfu Middle Road, Yuhua District, Changsha City, Hunan Province. Recipient: Li Yuting, Contact Information: 18974838016.

IX. Supervision

This inquiry activity is supervised by the Board of Supervisors of ChinaTec Energy Group Co., Ltd. Tel: 0731-85128016 Ext. 601.

X. Announcement Release Platforms

China Tendering and Bidding Public Service Platform

Official Website of China Technology Construction Consulting Co., Ltd.

WeChat Official Account of ChinaTec Energy Group Co., Ltd.

Zhaocaimao Electronic Trading Platform

Hunan Provincial Tendering and Procurement Service Platform

XI. Contact Information

Purchaser (Objection Contact): ChinaTec Energy Group Co., Ltd.

Address: 18th Floor, Gaosheng Jindian Commercial Building, No. 117, Xiangfu Middle Road, Yuhua District, Changsha City, Hunan Province

Tel: 18974838016, 0731-85128016 Ext. 604

Contact Person: Li Yuting

Complaint Contact Department and Tel:

Contact Department: Board of Supervisors of ChinaTec Energy Group Co., Ltd.

Address: 18th Floor, Gaosheng Jindian Commercial Building, No. 117, Xiangfu Middle Road, Yuhua District, Changsha City, Hunan Province

Tel: 0731-85128016 Ext. 601