The position of ceiling and building beam and heavy wall should also be considered. Some family kitchens are close to toilets, and the pipeline condition of toilet water heating flue should also be considered. This is a complicated preliminary process, so it is necessary to plan well to prevent hidden dangers from being buried. Guangzhou Fubang Kitchenware Equipment Engineering Co., Ltd. specializes in the sales and installation of white iron ventilation, kitchen smoke exhaust, central air conditioning duct, fire smoke exhaust, fresh air engineering plant cooling, catering deodorization, oil fume static device, stainless steel duct, galvanized duct, negative pressure fan and brand fan.