The Management of Hidral S.A. understands that Quality is a key strategic factor to be able to adapt to an increasingly competitive and changing market and therefore bases its quality policy on expressing and transmitting its commitment to the following principles: The most important thing is to Satisfy the Needs and Expectations of our Customers taking into account the legal and regulatory provisions. We must offer a High Level of Service and commitment to the Customer by providing them with: o Products with high reliability seeking zero defects, o Excellent Customer Service, quick response, o Advice and Training on the operation of our products, o Offering Turnkey solutions, including Transport and Logistics. Establish a process of Continuous Improvement based on process indicators and the analysis of the data provided. Encourage Innovation as a systematic, continuous and wide-ranging process; promoting Entrepreneurship. To specify annual objectives that are aligned with this policy, identifying the requirements and resources needed to achieve them. Encourage communication and teamwork between all employees and the different departments. Promote the Professional Development of all employees through training and the enhancement of their skills; we also try to Meet their Needs as far as possible and offer them a Satisfactory Working Environment. In addition, we want to place the Remuneration above the Average of the labour market within our environment and sector; trying to be fair and without any kind of discrimination, promoting equal treatment and opportunities in the workplace. Promoting the Culture of Quality, as well as Health and Safety at work, means a more efficient use of business resources and therefore lower costs and higher productivity. Strive to be Austere and to have an adequate Control of Expenditure. Promote Transparency and Honesty. All initiatives and projects to be undertaken must be aligned with the company's positioning, strategy and policies. This Policy applies to all the activities and centres of HIDRAL S.A. and will be subject to periodic review by the Management in order to adjust to the reality of each moment. This statement will be disseminated to all members of the organisation, so that it is understood and taken into account in day-to-day activities, and will also be available to companies and interested parties.

s: Florencio A. Chacartegui Gómez Director General