In household cleaning, industrial care, and hotel commercial scenarios, consumers and enterprises have increasingly high requirements for the safety, durability, and environmental protection of cleaning products. A cleaner plastic bottle that is resistant to strong acids and alkalis, features high-sealing leak-proof performance, smooth pressing, and supports refilling has become a key carrier for mid-to-high-end cleaning brands, eco-friendly personal care brands, and cross-border e-commerce brands to break through in the market.