Immigrants are necessary and welcomed in Singapore but need to be cognisant of the norms that govern society locally, said Senior Minister Lee Hsien Loong on Monday (Oct 27).Speaking at Chatham House in London during a working trip to the UK, SM Lee was asked a question about the immigration policy in Singapore and how the Government is able to mitigate associated risks while doing it in a non-discriminatory manner.He spoke about 'How Singapore is surviving and thriving between China and the United States' at the dialogue. «It is not an easy balance to strike,» he said, adding that there will always be trade-offs.Immigrants are key to Singapore's workforce and are «desperately-needed people to man our whole system», said SM Lee, adding that they make up one-third of the workforce, in jobs ranging from CEOs of banks and MNCs to construction workers.With such a large proportion of the population comprising foreigners, there are bound to be security risks, for instance espionage and disinformation, and even social issues that may arise, he pointed out. Read more