second-rate valve manufacturer 1 henan hengsheng security service co., ltd. was established in 2017. it is another private security service enterprise licensed by the henan provincial public security department since the implementation of the national "security service management regulations" (approved by henan provincial public security department yugongtong [2017] no. 86, and the security service license number is 20170282). mobile phone number: 13598833621 30 strip
