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）字画在存放时要注意防潮防光防尘。藏室要保持适宜的温湿度。灯光的强度也要控制，字画珍品放进囊匣中置阴处保存，不要轻易见光。

(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）如果字画被泥土、墨水、油脂等弄脏，要进行清洗。一般情况下，只要用软性的毛笔或刷子轻轻将不洁物干擦掉。操作时要谨慎行事，以免损坏书画。

(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）为了防止字画霉变虫蛀，可进行。一种方法是用、杀虫剂进行熏蒸，另一种是将防霉变的纸夹在书画中，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）字画的画面如出现蛀孔、裂缝或残缺，可进行嵌补。方法是将一张与旧字画的质地、颜色相近的修复纸粘在要嵌补处，接口要均匀，晾干后用卵石反复平整，以不露修补痕迹。如果修复纸与原字画的纸色仍有反差，可用茶叶水或颜料润涂，力求色调和谐。用相同的笔墨、手法将画面的缺笔接上补全。

(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.