Group 1 - The Hong Kong government is considering replacing bamboo scaffolding with metal scaffolding in construction projects, following a recent fire incident that raised safety concerns [1][2] - The bamboo scaffolding industry is open to the transition but acknowledges that metal scaffolding may not completely replace bamboo due to space and weight constraints in densely populated areas [1][3] - Currently, bamboo scaffolding holds approximately 90% of the market share in the industry, despite the higher number of registered metal scaffolding workers [3] Group 2 - The construction industry in Hong Kong operates under a subcontracting system, which limits the bargaining power of scaffolding contractors [2] - The transition to metal scaffolding may incur significant costs, and some bamboo scaffolding businesses may struggle to afford this change [3] - There is a need for cultural change in the industry to improve safety standards and reduce accidents, beyond just material changes [3]