How to clean the tiles on the wall to make them bright?

The tiles on the wall are dirty. Even after washing with detergent and washing powder, it is still very dirty. How to clean them to make them brighter? The best answer: 1 Daily cleaning: the daily cleaning of polished tiles can be cleaned with clean water and cleaning agents (tile cleaning agents), such as detergent and soapy water; 2. Scratch treatment of polished tiles: The polished tile floor should always be kept clean, and dust and stones should be cleaned in time to prevent the tile surface from being scratched. When there are slight scratches on the polished tile surface, you can apply a little toothpaste to the scratches and wipe them repeatedly with a soft dry cloth. When the floor wax is coated, the tiles will be as bright as new. 3. Cleaning method of special pollutants: After the polished tile surface is polluted, immediately wipe it with a soft cloth and rinse it with water. If there are still stains, it is recommended to choose the following special cleaning agent (tile cleaning agent) for cleaning. Pollution types: A. Cement mortar pollution-Kline concrete thin-layer cleaning agent B. Caulking agent and spilled cement pollution-Kline special cleaning agent C. Paint, paint, asphalt and black oil pollution-Kline degreasing agent D. Ceramic tile surface corrosion pollution-Kline rust remover E. Ceramic tile penetration corrosion pollution-Kline. Oil stain-Kline porcelain cleaning agent G. Incomplete cleaning, alkali resistance, whitening and flashing-Kline dealkalizing agent H. Slight alkali resistance, whitening and flashing at the joint of ceramic tile-Kline special cleaning agent I. Uneven joint of ceramic tile, poor overall effect and random change of joint color of ceramic tile-Kline. Maintenance-"Kelin" stone protectant K. Water seepage on tile wall-"Kelin" waterproof tile maintenance expert-Kelin.