Hong Kong's three note-issuing banks - HSBC, Standard Chartered and Bank of China (Hong Kong) - will trim their prime lending rates for the first time since December, reducing funding costs and providing some relief to businesses and mortgage borrowers in the city. HSBC and the Hong Kong unit of Bank of China said on Thursday that they would drop their prime lending rates by 12.5 basis points to 5.125 per cent - effective on Friday at HSBC and on Monday at BOCHK. Standard Chartered said it would cut its p ...