It's hard to imagine that 20% of a country's total exports could depend on a single company.
"The initiative may be seen as a bid to replace the recent closure of the Intel's Costa Rican microprocessor assembly and testing facility which employed some 1,500 workers and accounted for 20 percent of the value of Costa Rica’s total exports, about $2.4 billion, according to figures from the country’s foreign trade ministry."
http://www.telesurtv.net/english/news/Costa-Rica-and-China-to-Create-Special-Economic-Zone--20150107-0018.html
"The initiative may be seen as a bid to replace the recent closure of the Intel's Costa Rican microprocessor assembly and testing facility which employed some 1,500 workers and accounted for 20 percent of the value of Costa Rica’s total exports, about $2.4 billion, according to figures from the country’s foreign trade ministry."
http://www.telesurtv.net/english/news/Costa-Rica-and-China-to-Create-Special-Economic-Zone--20150107-0018.html