京津冀联合发布三项区域协同地方标准，将于3月1日实施

Group 1 - The core viewpoint of the article is the introduction of three regional collaborative local standards by the Beijing, Tianjin, and Hebei market supervision authorities, focusing on safety in amusement facilities, innovation in information technology applications, and elderly care services, effective from March 1 [1][2] Group 2 - In the area of amusement facility safety, the new standard mandates that operating units must have a safety director, sufficient safety personnel, and certified operators, with specific safety responsibilities assigned for each device [1] - The standard introduces daily testing and inspection requirements for high-risk equipment like A-level sliding cars and stipulates that maintenance work must involve at least two personnel, one of whom must hold a valid special equipment operation qualification [1] Group 3 - Regarding information technology application innovation, the new standard establishes a unified cost measurement and estimation method to address common challenges in software adaptation and modification costs within the context of innovative applications [1] Group 4 - In elderly care services, the new standard outlines the principles, content, processes, and tool usage requirements for psychological assessments of the elderly, emphasizing the need for regular psychological screening services to identify and intervene in common mental health issues early [2]