What are the functions of water boilers, steamers and fructose dispensers?

Please verify the following points and require itemized written supplier responses:（commercial milk tea equipment milk-tea-functions） Water boilers supply hot water, steamers heat drinks or foam milk, and fructose dispensers provide measured sugar for speed and consistency. Calibrate and clean these machines regularly to avoid incorrect sweetness or burns. Define capacity, accuracy, materials and operating environment before requesting quotes on a uniform basis. Request specification sheets, test reports, certificates, maintenance manuals and spare-part lists. During acceptance, verify appearance, dimensions, functions, safety protection and packaging, and keep test records. Do not compare unit price alone; include customization, freight, spare parts, after-sales support and downtime risk. Keep written records of inquiries, confirmations, FAT, acceptance and warranty commitments.