PIVEG - Produces vegetable-derived nutritional products including carotenoids and xantophylls. Details of product lines and research results in English and Spanish. Nhumo - Altamira, Tamaulipas, plant produces reinforcing and semi-reinforcing carbon blacks for tire production. Provides product catalog, staff directory, company history, and description of technical support services. [English/Spanish] Calderas Myrggo - Manufactures boilers and heat exchange equipment. Gives overview of products and services offered, with contact information for offices around the country. [English/Spanish] Telas Laprotex - Produces woven textiles using synthetic fibers. Describes products and research and development capacities. [English/Spanish] Rayon Silk - Importer and wholesaler of textiles. Alameda Films - Film production. Includes listing of projects, awards, and company history. Requires Flash. Coordinación de Servicios Marítimos - Port and tour agent services, and chandling for cruise ships. Also offers consulting services for port development. Villa Industries - Silicon steel, laminations, coils and strips, as well as stamping and die fabrication. Gives product catalog. [English/Spanish] Instituto del Aluminio A.C. - Industry association collects statistics, participates in development quality specifications, and promotes use of aluminum. Describes membership, services, and research results. [English/Spanish]