Exhibit 99.1

Date: June 25, 2026

Legal Opinion

X-702, Tower A, 60 Anli Road

Chaoyang District, Beijing, People’s Republic of China

Dear Sirs or Madams,

We are qualified lawyers of the People’s Republic of China (the “PRC”, for the purpose of this Opinion, excluding Hong Kong Special Administrative Region, Macao Special Administrative Region and Taiwan Province) and are qualified to issue this Legal Opinion (the “Opinion”) based on the PRC Laws (as defined below). We have acted as the PRC legal counsel to ReTo Eco-Solutions, Inc. (the “Company”) in connection with the disclosure in the Registration Statement on Form F-3 of the Company in relation to the offer, issue and sell from time to time Class A shares of no par value, debt securities, warrants, rights or units up to US$300,000,000 or its equivalent in any other currency, currency units, or composite currency or currencies in one or more issuance of the Company (the “Shelf Registration”) as set out in the Registration Statement, filed on June 25, 2026 with the U.S. Securities and Exchange Commission (the “SEC”).

In our capacity as PRC counsel to the Company, we have examined the originals and/or copies of the documents as we have considered necessary or relevant for the purpose of providing this Opinion (collectively, the “Documents”). However, we have not carried out independent investigations and rely on the information provided by the Company which the Company represents is authentic, accurate and complete. We have assumed that all facts and information provided by the Company are true, correct and complete and the in response to our inquiries and requests for the purpose of this Opinion, all the information and materials provided to us by the Company are true, accurate, complete and not misleading.

In our examination of the Documents, we have assumed, with your consent, that (a) all Documents submitted to us as copies conform to their originals and all Documents submitted to us as originals are authentic; (b) all signatures, seals and chops on such Documents are genuine; and (c) other than the PRC entities, all parties have the requisite power and authority to enter into, and have duly executed and delivered under the laws other than those of the PRC, the Documents; (d) all facts and information stated or given in such Documents are true, correct and complete; (e) all natural persons who purport to act for and on behalf of the PRC entities have sufficient legal capacity to enter into and perform the transactions contemplated by the relevant agreements or to carry out their respective roles in such transactions; (f) each of the Documents has been duly authorized, executed, and delivered by the parties other than the PRC entities; and (g) in response to our due diligence inquiries, requests and investigations for the purpose of this Opinion, all the information and materials provided to us by the PRC entities are true, accurate, complete and not misleading.

We have further assumed, with your consent, that the Company is duly incorporated, duly organized, validly existing and in good standing under the laws of the jurisdiction of its establishment.

For the purpose of this Opinion, we have relied on factual representations and confirmations made by the Company (including all the companies, subsidiaries and affiliated entities of the Company) with respect to the business conducted by them. Where we render an opinion “to our knowledge” or concerning an item “known to us”, “after due inquiry”, or otherwise refers to our knowledge or awareness or matters that have come to our attention, it is intended to indicate that during the course of our representation of the Company with respect to the inquiries, no information that would give us current actual knowledge of the inaccuracy of such statement has come to the attention of the attorneys in this firm principally responsible for representing the Company. Except as set forth herein, we have not undertaken any independent investigation to determine the accuracy of such statement and any limited inquiry undertaken by us during the preparation of this Opinion should not be regarded as such an investigation; no inference as to our knowledge of any matters bearing on the accuracy of any such statement should be drawn from the fact of our representation of the Company.

In rendering the opinions set forth in this letter, we may have relied (as to matters of fact but not as to legal conclusions), to the extent we deem proper, on Letter of Undertaking issued by the Company (the “Letter of Undertaking”).

This Opinion is rendered on the basis of the PRC Laws effective as of the date hereof and there is no assurance that any of such laws will not be changed, amended or replaced in the immediate future or in the longer term with or without retrospective effect. Any such changes, amendments or replacement may be made by an order of the President of the PRC or the State Council or, in the case of administrative, regulatory and provincial laws and regulations, by the relevant administrative, regulatory or provincial bodies and may become effective immediately on promulgation.

We do not purport to be an expert on and to be generally familiar with or qualified to express legal opinions based on any laws other than the PRC Laws (as defined below). Accordingly, we express and imply no opinion herein based on the laws of any jurisdiction other than the PRC.

The following terms as used in this Opinion are defined as follows:

“CSRC” means the China Securities Regulatory Commission.

“PRC Governmental Authorities” means any national, provincial or local court, governmental agency or body, stock exchange authorities or any other regulator in the PRC.

“PRC Governmental Authorizations” means licenses, consents, authorizations, sanctions, permissions, declarations, approvals, orders, registrations, clearances, annual inspections, waivers, qualifications, certificates and permits from, and the reports to and filings with, PRC Governmental Authorities pursuant to any applicable PRC Laws.

“PRC Laws” means all applicable laws, regulations, rules, orders, decrees, guidelines, judicial interpretations, public policies and other legislation of the PRC or any PRC governmental authorities in effect on the date of this Opinion.

“PRC Subsidiaries” means the Company’s subsidiaries that were incorporated in mainland China.

Based on and subject to the foregoing and the disclosures contained in the Registration Statement and the qualifications set out below, we are of the opinion that:

The Company is subject to the filing requirements under the Trial Measures and the filing will be required to be submitted to CSRC within three business days after the closing of the initial offering under the Shelf Registration.

This Opinion is subject to the following qualifications:

This Opinion is solely for the benefit of the persons to whom it is addressed and the respective counsels of such persons. It may not be relied upon by anyone else or used for any other purpose, in each instance, without our prior written consent.

Yours faithfully,

For and on behalf of