描述興建中之彩虹邨 Choi Hung Estate in construction 牛池灣 Ngau Chi Wan, 1963 (cropped).jpg
English: Historical image of San Po Kong Factory Estate (1963) Po Kong Factory Estate. A total of six blocks were built in December 1962 (Block 1 & 2), March 1963 (Block 3 & 4) and June 1965 (Block 5 & 6). Design based on resettlement estates Mark I, with an I-shaped layout. Four five-storey blocks and two seven-storey blocks. No lift. 2008 factory units of a standard size of 24 m2. Vacating completed in 2006. Demolished in 2007.