说明：上海商情信息中心建材渠道调研系统根据本市百安居、好美家、九百家居、喜盈门、红星美凯龙等50家建材零售门店及部分工程用料数据2008年7月份品牌产品销售数据统计汇总而得。搜狐网、焦点家居网作为独家媒体支持单位。 (咨询：021-62678813，www.bis.net.cn)。Business Information of Shanghai(上海商情信息中心) is responsible for the information collection and analysis of the entire building material market in Shanghai. BIS collects sales data every month. The sales data of each brand is based on data of 49 retail stores in Shanghai such as B&Q(百安居), HOMEMART(好美家), CIMEN(喜盈门), RED STAR(红星美凯龙), etc. and some data of engineering uses material gathered from building material channel research system of BIS.