Announcement on carrying out the special investigation and rectification work of opening up the "life channel" of fire protection Announcement on carrying out the special investigation and rectification work of opening up the "life channel" of fire protection Editor丨Bai Yang, Editor|Li Zihong Announcement on carrying out the special investigation and rectification work of opening up the "life channel" of fire protection Announcement on carrying out the special investigation and rectification work of opening up the "life channel" of fire protection Announcement on carrying out the special investigation and rectification work of opening up the "life channel" of fire protection