User Agreement (Public Offer)

Date of publication: revised version dated 30 June 2026.

1. General Provisions

1.1. This User Agreement (hereinafter — the "Agreement") constitutes a public offer by Promenergolab Limited Liability Company (hereinafter — the "Site Administration") and sets out the terms of use of the website https://www.czl.ru/ (hereinafter — the "Site") by any person who has gained access to the Site (hereinafter — the "User").

1.2. Use of the Site constitutes the User's unconditional acceptance of this Agreement. If the User does not agree with the terms of the Agreement, the User must cease using the Site.

1.3. The Site Administration reserves the right to amend the terms of this Agreement at any time without prior notice. The current version of the Agreement is published on the Site.

  2. Subject of the Agreement

2.1. The Site Administration provides the User with access to information about products (equipment) and to the functional capabilities of the Site, including the submission of requests for the purchase of equipment.

2.2. All products presented on the Site, as well as their descriptions and specifications, constitute an invitation to enter into a contract and do not constitute a public offer within the meaning of Article 437 of the Civil Code of the Russian Federation, unless expressly stated otherwise.

 3. Procedure for Submitting Requests

3.1. The User is entitled to submit a request for the purchase of equipment via the feedback form on the Site.

3.2. The User's request does not constitute a contract of sale. The contract is deemed concluded from the moment the request is confirmed by the Site Administration on the terms agreed by the parties.

3.3. When submitting a request, the User undertakes to provide accurate information.

4. Obligations of the User

4.1. When using the Site, the User undertakes to:

- Comply with the provisions of this Agreement;
- Not use the Site to post or distribute unlawful information;
- Not take any actions that may disrupt the normal operation of the Site;
- Not use automated scripts to collect information from the Site;
- Provide accurate data when filling in forms on the Site;
- Not reproduce, duplicate, copy, or sell information and materials from the Site without the written permission of the Administration.

5. Rights and Obligations of the Site Administration

5.1. The Site Administration is entitled to:

- Modify, supplement, and update the content of the Site at any time without prior notice;
- Restrict access to the Site if the User violates the terms of this Agreement;
- Carry out maintenance work, temporarily suspending access to the Site.

5.2. The Site Administration undertakes to:

- Ensure that Users' personal data is processed in accordance with the Personal Data Processing Policy;
- Take measures to protect the information posted on the Site.

6. Intellectual Property

6.1. All items posted on the Site, including texts, graphic images, photographs, video materials, logos, trademarks, design, and software, are objects of intellectual property belonging to the Site Administration or third parties and are protected by the legislation of the Russian Federation.

6.2. Use of the Site's materials without the written consent of the Administration constitutes an infringement of exclusive rights and entails liability in accordance with the legislation of the Russian Federation.

7. Limitation of Liability

7.1. The Site and its content are provided "as is." The Site Administration does not guarantee uninterrupted access to the Site and shall not be liable for:

- Temporary unavailability of the Site due to technical reasons;
- Any losses caused by the use of, or inability to use, the Site;
- The accuracy and currency of the information posted on the Site;
- The actions of third parties.

7.2. The Site Administration shall not be liable for the content of external websites to which links from the Site may lead.

8. Personal Data

8.1. Users' personal data is processed in accordance with the Personal Data Processing Policy published on the Site.

8.2. By using the Site and providing their personal data, the User confirms that they have read and understood the Personal Data Processing Policy.

9. Dispute Resolution

9.1. All disputes arising in connection with the use of the Site shall be resolved through negotiations. If no agreement can be reached, the dispute shall be resolved in court in accordance with the legislation of the Russian Federation.

10. Final Provisions

10.1. This Agreement takes effect for the User from the moment they begin using the Site.

10.2. This Agreement is governed by and construed in accordance with the legislation of the Russian Federation.

10.3. If any provision of this Agreement is found to be invalid, this shall not affect the validity of the remaining provisions.

This document is an English translation of the Russian original provided for convenience only. In case of any discrepancy between the two versions, the Russian version shall prevail: https://www.czl.ru/contacts/user-agreement/.