No.0/7, Tuangui Road, Daxing District, Beijing. According to relevant public information, Beijing Daxing District Chuangxing Vocational Skills Training School. Boilers in Daxing District need to go to training institutions to study first, and then go to the Bureau of Quality and Technical Supervision to apply for the exam. Boiler is a kind of operation certificate of special safety high-pressure equipment, and only when it is certified can it be safely employed. From low to high, it can be divided into three categories, two categories and one category.