MEXICHEM SAB de CV : General Board of Directors meeting April 26th 2013

Item 4 - Appointment or Ratification Directors and Alternates; Appointment Secretary, Deputy Secretary, Appointment Audit and Corporate Practices Committees Members and Secretaries

Adolfo Lagos Espinosa joins as Independent Board Director replacing Armando Santacruz Baca (death)

Item 8 - Amend company by-laws

The amendment of the Company's By-laws will be proposed to the Shareholders Meeting with the main purpose of incorporating a clause that, in accordance with Article 48 of the Mexican Securities Market Law, will regulate any acquisition of the Company's shares in excess of 10% of its total issued and outstanding capital stock.

Such provision is intended to establish that the direct or indirect acquisition by any person or group of persons, through the stock market or otherwise, within Mexican territory or abroad, by means of a single transaction or consecutive transactions, in excess of 10% of the total issued and outstanding capital stock of the Company must be previously approved by the Board of Directors of the Company.

The proposed amendment will regulate the process through which any such shares acquisition approval request shall be submitted to and granted by the Board of Directors, consistent with legal applicable requirements and with common use and practice by other Mexican companies listed in the stock exchange.

Biographies of the Board Members:

Juan Pablo del Valle Perochena holds a degree in Engineering from the Universidad Anáhuac, and he has a MBA from the Harvard Business School. He is the founder of Grupo Modelo Progresivo, S.A. de C.V. He has been member of Mexichem's Board of Directors since 2002, and in April 2011 he was elected Chairman of the Board of Mexichem, S.A.B. de C.V. In addition to his service on Mexichem's board and that of its subsidiaries, he is also a member of the Boards of Directors of the following companies: Banco Ve por Más, S.A., Institución de Banca Múltiple, Grupo Financiero Ve por Más, Mexichem, S.A.B. de C.V., Elementia, S.A. de C.V., Kaluz, S.A. de C.V., Controladora GEK, S.A.P.I. de C.V. and Grupo Pochteca, S.A.B. de C.V.

Antonio del Valle Ruíz holds a degree in Accounting from Escuela Bancaria Comercial and is a member of the boards of directors of Kaluz, S.A. de C.V., Mexalit, S.A. de C.V., Teléfonos de México, S.A.B. de C.V., Grupo Financiero Ve por Más, S.A. de C.V. and Pochteca Materias Primas, S.A. de C.V.

Adolfo del Valle Ruíz holds a degree in Accounting from Escuela Bancaria Comercial and is a member of the boards of directors of Constructora y Perforadora Latina, S.A. de C.V. and Pochteca Materias Primas, S.A. de C.V.

Ignacio del Valle Ruíz holds a degree in Accounting from Escuela Bancaria Comercial and is a member of the boards of directors of Mexalit, S.A. de C.V. and Fincomún Servicios Financieros, S.A. de C.V.

Ricardo Gutiérrez Muñoz holds a degree in Accounting from Instituto Politécnico Nacional and a Masters in Business Administration from Universidad La Salle and has been a member of the board of directors of Mexichem since 2000. In addition, he is a member of the boards of directors of several Mexichem subsidiaries. Mr. Gutiérrez Muñoz has been recently appointed President of the Executive Committee of Mexichem, after been the Chief Executive Officer of Mexichem for 15 years.

Jaime Ruíz Sacristán holds a degree in Business Administration from the Universidad Anáhuac and is a member of the boards of directors of Mexalit, S.A. de C.V., Banco Ve por Más, S.A., Institución de Banca Múltiple, and Casa de Bolsa Arka, S.A. de C.V.

Antonio del Valle Perochena holds a degree in Business Administration from the Universidad Anáhuac, and has a degree in Executive Education from IPADE Business School. Currently, he is the CEO of Banco Ve por Mas, S.A. Institución de Banca Múltiple. He has been a member of Mexichem's Board of Directors since 2002 and is  member of the Boards of Directors of the following companies: Banco Ve por Más, S.A., Institución de Banca Múltiple, Grupo Financiero Ve por Más, Mexichem, S.A.B. de C.V., Kaluz, S.A. de C.V., Elementia, S.A. de C.V., Controladora GEK, S.AP.I. de C.V. and Afianzadora Sofimex, S.A.

Francisco Javier del Valle Perochena holds a degree in Business Administration from the Universidad Anáhuac. Currently, he is the CEO of Controladora GEK, S.A.P.I. de C.V. He has been member on the Board of Directors of Mexichem, S.A.B. de C.V. since 2002 and is also a member of the Boards of Directors of the following companies: Banco Ve por Más, S.A., Institución de Banca Múltiple, Grupo Financiero Ve por Más, Mexichem, S.A.B. de C.V., Elementia, S.A. de C.V., Kaluz, S.A. de C.V. and Controladora GEK, S.AP.I. de C.V.

Divo Milán Haddad holds a degree in law from Escuela Libre de Derecho. He is a member of the boards of directors of New Down Mining, Net Capital, Plus Mil, Banco Ve por Más, S.A., Institución de Banca Múltiple, Círculo de Crédito and Círculo Laboral.

Fernando Ruíz Sahagún holds a degree in Accounting from Universidad Nacional Autónoma de México and is a member of the boards of directors of Kimberly-Clark de México, S.A. de C.V., San Luis Corporación, S.A.B. de C.V., Grupo Cementos de Chihuahua S.A.B. de C.V., Pohcteca, Grupo México, S.A.B. de C.V., Empresas ICA, S.A.B. de C.V, Grupo Financiero Santander, S.A.B. de C.V, Fresnillo PLC, Bolsa Mexicana de Valores, S.A.B. de C.V., Grupo Palacio de Hierro, S.A.B. de C.V., Corporación Scribe, S.A.P.I. de C.V., Bacardi y Compañía, S.A. de C.V. ArcelorMittal Lázaro Cárdenes, S.A. de C.V., Grupo Palacio de Hierro, S.A.B. de C.V.

Jorge Corvera Gibsone holds a degree in Accounting from Universidad Iberoamericana and is a member of the boards of directors of Aon Risk and Grupo Financiero Banamex, S.A.B. de C.V.

Valentín Díez Morodo holds a degree in Business Administration from the Universidad Iberoamericana and a Master's degree in Marketing from Michigan University and is a member of the boards of directors of Grupo Financiero Banamex, S.A.B. de C.V, Acciones y Valores Banamex, S.A. de C.V., Casa de Bolsa, Integrante del Grupo Financiero Banamex, Kimberly-Clark de México, S.A.B. de C.V., Grupo Alfa, S.A.B. de C.V., Grupo México, S.A.B. de C.V., Grupo Kuo, S.A.B. de C.V., Grupo MVS, S.A. de C.V., Zara México S.A. de C.V., Telefónica Móviles México, S.A. de C.V. and Consorcio Aeroméxico, S.A. de C.V.

Eugenio Clariond Reyes Retana holds a degree in Business Administration from ITESM and is a member of the boards of directors of Verzatec, Amanco, Grupo Industrial Saltillo, S.A.B. de C.V., Grupo Financiero Banorte, S.A.B. de C.V., Fiat Mexico, Honda Plaza Automotores and Toyota Innova.

Eduardo Tricio Haro holds a degree in Agriculture Engineering from the ITESM and is a member of the boards of directors of Grupo Financiero Banamex, S.A.B. de C.V., Teléfonos de México, S.A.B. de C.V., Consorcio Aeroméxico S.A.B. de C.V., Grupo Industrial Saltillo, S.A.B. de C.V. and Bolsa Mexicana de Valores, S.A.B. de C.V.

Adolfo Lagos Espinosa holds a degree in Science in Industrial Management by the Massachusetts Institute of Technology, a master of Science Operations Research and a postgraduate course in Advance Management in IPADE. He was worked as CEO of Grupo Financiero Serfin, Executive Vice-president of of Grupo Santander and currently he is the Corporate Vice-president of Grupo Televisa.

Guillermo Ortiz Martínez holds a degree in Economics from Universidad Nacional Autónoma de México and has a Ph. D. in Economics from Stanford University. He worked as governor of the Mexican Central Bank and he was appointed as minister of the Treasury Ministry. Currently, he is the president of the Board of Director of Grupo Financiero Banorte.