Feel strongly about these letters, or any other aspects of the news? Share your views by emailing us your Letter to the Editor at letters@scmp.com or filling in this Google form. Submissions should not exceed 400 words. Hong Kong boasts low overall unemployment, yet people from non-Chinese ethnic groups face persistent workplace barriers and, according to the 2021 census, higher joblessness. People from non-Chinese ethnic groups make up 4.1 per cent of the population (excluding foreign domestic...