sentences:  However, the Singapore government has always stressed the importance of immigrant workers to Singapore's economy and development.Senior Minister Goh Chok Tong, then Prime Minister, said in his 1997 National Day rally speech that the government's lack of restrictions on the recruitment of foreigners did not extend only to top-rung prestigious positions, but also to middle-level management, skilled worker and technician positions.Various policies and incentives are used to attract foreign talent to Singapore.