Population based surveys rely a great deal on FOB fecal collection as a noninvasive method for intestinal screening of gastrointestinal diseases. This is of utmost importance and applicable in population based studies since it helps in early detection of the disease such as colorectal cancer making the health outcome effective. Jiangsu Changfeng Medical Industry Co., Ltd. dedicated to rehabilitate the nations health status through effective diagnosis and promoting innovative ways that fit our FOB collection methods to the scope of different health needs.