SmartMind New semiconductor wall heating system adopts SmartMind New semiconductor heating film with high-efficiency electrothermal conversion performance (its electrothermal conversion rate exceeds 99.45%, visible light transmittance exceeds 85%, and the power change after accelerated aging for 50 years is less than 3.3%). It is a new type of composite nano material that is energy-saving, environmentally friendly, and produces clean heat sources.