Minglie modified membrane containing fluorine material contains four series which are TF, ZF, VF and FF. In June 2009, this membrane had passed the testing of <”Specification for hygienic safety evaluation of protective materials for drinking water distribution equipment>” by the Shanghai Municipal Center for Disease Control and prevention, Which according to the GB/T5750-2006 standard, inspection report number: Kang Shui (2009) 0167