According to the requirements of China Certification Center for Fire Products of MEM on the implementation of the “Announcement of the Ministry of Emergency Management of the State Administration for Market Regulation on Canceling the Compulsory Certification of Some Fire Protection Products”, the CCC certification (Certificate No: 2015081803000804, 2016081803001316) of our company's sprinkler bulbs has been cancelled and converted to fire protection product certification (Certificate No: 5mm Z2015081803000804, 3mm Z2016081803001316) from now on.