What are the contents of the self declaration commitment letter of boiler renewal and the self-assessment form attached

锅炉换证的自我声明承诺书及要求附的自评表都什么内容?有模版吗?
2020-03-09 Reply
最起码要去年下半年换证的4年后才会自我申明
2020-03-09 08:52:45 Reply