Calligraphy and painting belong to a particularly delicate category in antiques. Its value lies in its pure art, and some famous calligraphy and paintings are even more rare treasures. Due to the fact that the materials used in calligraphy and painting works are made of fibrous paper and silk, over time, they may experience mold, insect infestation, fading, yellowing, aging, and brittleness. It can be seen that mastering the maintenance of calligraphy and painting is very helpful for collecting calligraphy and painting. Next, the acquisition of calligraphy and painting will teach you how to maintain calligraphy and painting.

（1）字畫在存放時要注意防潮防光防塵。藏室要保持適宜的溫濕度。燈光的強度也要控制，字畫珍品放進囊匣中置陰處保存，不要輕易見光。

(1) When storing calligraphy and paintings, attention should be paid to moisture, light, and dust prevention. The storage room should maintain appropriate temperature and humidity. The intensity of the light should also be controlled, and it is best to store calligraphy and painting treasures in a shaded area in a pouch, avoiding easy exposure to light.

（2）如果字畫被泥土、墨水、油脂等弄臟，要進行清洗。一般情況下，只要用軟性的毛筆或刷子輕輕將不潔物干擦掉。操作時要謹慎行事，以免損壞書畫。

(2) If the calligraphy and painting are contaminated by soil, ink, grease, etc., it is necessary to clean them. In general, simply use a soft brush or brush to gently dry off the impurities. Be cautious when operating to avoid damaging the calligraphy and painting.

（3）為了防止字畫霉變蟲蛀，可進行。一種方法是用、殺蟲劑進行熏蒸，另一種是將防霉變的紙夾在書畫中，效果也很好。

(3) To prevent mold and insect infestation of calligraphy and painting, disinfection can be carried out. One method is to use sterilization and insecticide for fumigation, and the other is to clip anti mold sterilization paper into calligraphy and painting, which also has a good effect.

（4）字畫的畫面如出現蛀孔、裂縫或殘缺，可進行嵌補。方法是將一張與舊字畫的質地、顏色相近的修復紙粘在要嵌補處，接口要均勻，晾干后用卵石反復平整，以不露修補痕跡。如果修復紙與原字畫的紙色仍有反差，可用茶葉水或顏料潤涂，力求色調和諧。用相同的筆墨、手法將畫面的缺筆接上補全。

(4) If there are holes, cracks, or defects in the picture of calligraphy and painting, they can be inlaid. The method is to stick a piece of repair paper with a texture and color similar to the old calligraphy and painting to the area to be patched, with a uniform interface. After drying, use pebbles to repeatedly level it to avoid revealing repair marks. If there is still a difference in color between the repaired paper and the original calligraphy and painting paper, tea water or pigment can be used to moisten and paint, striving for a harmonious color tone. Finally, use the same ink and technique to fill in the missing strokes on the screen.