In 1962 and 1979, CEHAB built the Conjunto Santa Margarida on the Estrada do Campinho. In terms of education, Campo Grande has one of the largest concentrations of students in the Rio de Janeiro (state). The rate of school attendance is satisfactory, as is the rate of enrollment, which has increased yearly. The Miécimo da Silva Sports Complex, in which sports training is provided to the population in Campo Grande, hosts major international events such as the 2007 Pan American Games. On June 14, 1968, the locality was officially designated a "city" () under Law #1627, advanced by the deputy Frederico Trotta, though it remained part of the city and municipality of Rio de Janeiro. Commerce in the neighborhood is self-sufficient, attracting business from other regions. The industrial sector is also growing. Campo Grande has an Industrial District on km. 43 of the Avenida Brasil, reaching the Estrada do Pedregoso. In 1946, Bartolomeu Rabelo founded an aviary that was the birthplace of carioca bird farming, which today has attained a high level of development. Some of the companies found in Campo Grande include AmBev, Refrigerantes Convenção, Guaracamp, Cogumelo (metallurgy), Fredvic (heating), Novartis (pharmaceuticals), Sacipan (café Câmara), Michelin, EBSE (electrical fuses), Superpesa (metallurgy), Dancor (munitions) and Ranbaxy (pharmaceuticals). In Rio da Prata, Mendanha, and Guaratiba, one can still find agriculture and livestock. Among the most common crops are bananas, oranges, mangoes, pears, cassava root, and chayotes. In terms of birds and livestock, one can find goat antelopes, pigs, cow, and rabbit. Campo Grande remains one of the most industrialized suburbs of Rio de Janeiro. Campo grande is a great place to conduct business because population is increasing over the years.