Xizi Jieneng: Announcement on signing the contract for green fused salt energy storage demonstration project

Securities code: Hangzhou Boiler Group Co.Ltd(002534) securities abbreviation: Xizi Jieneng No.: 2022022 bond Code: 127052 bond abbreviation: Xizi convertible bond

Xizi clean energy equipment manufacturing Co., Ltd

Announcement on signing the contract for green fused salt energy storage demonstration project

The company and all members of the board of directors guarantee that the information disclosed is true, accurate and complete without false records, misleading statements or major omissions.

On March 12, 2022, Xizi clean energy equipment manufacturing Co., Ltd. (hereinafter referred to as “the company” or “Xizi Jieneng”) signed the contract for green electric molten salt energy storage demonstration project with Shaoxing green electric energy Co., Ltd.

The details are as follows: I. overview of contract signing

1. Contract parties

Buyer: Shaoxing green power energy Co., Ltd. (Party A)

Seller: Xizi clean energy equipment manufacturing Co., Ltd. (Party B)

2. Signed on: March 8, 2022

3. Contract Name: green electric molten salt energy storage demonstration project of Shaoxing green electric energy Co., Ltd

4. Contract amount: one hundred and ninety-one million five hundred and forty thousand yuan only (¥ 191.54 million yuan). 5. Place of performance: Tianshi Industrial Park, Binhai Industrial Zone, Keqiao District, Shaoxing City, Zhejiang Province

6. Contract scope: all relevant design, equipment and material manufacturing and procurement, installation and construction, project site management, equipment manufacturing supervision, grid connection commissioning, trial operation, acceptance, training, handover for production, performance and quality assurance, equipment, engineering and quality warranty services of the whole project of green electric molten salt energy storage project, as well as cooperation with the project to pass the government’s project approval The technical data and indicators involved in the filing, various acceptance and documents provided to Party A and government departments, the real obligation of guarantee, and the whole process EPC contract responsible for the construction period. The details shall be subject to the agreement in the technical specification. 2、 Introduction to counterparty

1. Basic information

Company name: Shaoxing green power energy Co., Ltd

Unified social credit Code: 91330621ma7dy69787

Enterprise type: limited liability company (sole proprietorship of legal person invested or controlled by natural person)

Legal representative: Shen Weifeng

Date of establishment: December 23, 2021

Registered capital: 50 million yuan

Registered address: 201, building 15, Yuebei Road, Binhai Industrial Zone, Ma’an street, Keqiao District, Shaoxing City, Zhejiang Province

Business scope: licensed projects: power generation business, power transmission business, power supply (distribution) business; Power supply business (for projects that must be approved according to law, business activities can be carried out only after being approved by relevant departments, and the specific business projects shall be subject to the approval results). General items: energy storage technology services; Technical services, technical development, technical consultation, technical exchange, technology transfer and technology promotion; Research and development of emerging energy technologies; Thermal power production and supply (except for projects subject to approval according to law, business activities shall be carried out independently according to law with business license).

2. In the latest fiscal year, the company did not have similar business with the counterparty.

3. The company has no relationship with the counterparty. 3、 Main terms of the contract

1. Contract price: RMB 191.54 million (including tax).

2. Project duration: the molten salt energy storage and heating system shall meet the steam production conditions before August 30, 2022.

3. Payment method and date

(1) Payment method: 100% telegraphic transfer.

(2) Payment proportion:

Sn payment node payment amount

1. Advance payment 30% of the total contract price within 10 days after the contract takes effect

2. The progress payment shall be 60% of the total contract price according to the equipment delivery and project progress payment

After the expiration of the warranty period and without any technology, design, equipment

3. Quality problems such as operation and maintenance with 10% of the total contract price of quality guarantee deposit

4. Warranty period

12 months after the green fused salt energy storage system is put into normal operation or 24 months after the installation is completed (qualified in hydrostatic test) (whichever comes first). 4、 Impact of contract performance on the company

The green electric molten salt energy storage demonstration project signed this time is located in Zhejiang Shaoxing Tianshi Industrial Park, with a project scale of 50t / h. It is the first phase of the green electric molten salt energy storage project of Shaoxing green electric energy Co., Ltd. The green electricity molten salt energy storage demonstration project can absorb wind and green electricity, supply heat and power to the park through molten salt energy storage heating system and steam turbine power generation system, and meet the demand response of power grid at the peak of full load. It is a pilot of green zero carbon transformation of double high industry. The project is the demonstration application of molten salt energy storage technology independently developed by the company for many years. It will be the first green Zero Carbon Industrial Park project built by the company after Xizi aviation zero carbon smart energy plant. In the context of double carbon goals, the company will continue to help double high industries to carry out energy-saving and zero carbon transformation, promote the construction of clean energy, and realize clean, zero carbon and efficient energy utilization.

The subject matter of this contract is the main business of the company. The company can meet the needs of the project in terms of manpower, technology and production capacity, and has the ability to perform this contract.

The performance of this contract does not affect the business independence of the company, and the main business of the company does not rely on the counterparty due to the performance of this contract. 5、 Risk tips

1. The risk that force majeure or other unforeseen factors may lead to the failure to perform part or all of the contract during the performance of the contract;

2. The increase of raw material price, labor cost and other operating costs will affect the income of the contract; 3. The contract adopts the method of installment and multiple payments. Therefore, there is a risk that part of the contract payment can not be recovered in time.

Please pay attention to investment risks.

It is hereby announced.

Board of directors of Xizi clean energy equipment manufacturing Co., Ltd. March 14, 2002

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