At present, the epidemic situation is not particularly serious, and protective clothing is not particularly needed at present.

Protective clothing includes fire protection clothing, industrial protection clothing, medical protection clothing, military protection clothing and special crowd protection clothing. Protective clothing is mainly used in fire fighting, military industry, ships, petroleum, chemical industry, painting, cleaning and disinfection, laboratories and other industries and departments. According to the protective function, it is divided into health protective clothing, such as radiation protection clothing, cold protection clothing, heat insulation clothing, antibacterial clothing, etc. Safety protective clothing, such as flame retardant clothing, flame retardant protective clothing, anti-arc clothing, anti-static clothing, bulletproof clothing, stab-resistant clothing, spacesuit, diving suit, acid-proof clothing, insect-proof clothing, etc.; Work clothes to keep the wearer hygienic, such as oil-proof clothes, dust-proof clothes, waterproof clothes, etc.

Shan county, known as single father in ancient times, belongs to Heze City, Shandong Province, located in the southwest of Shandong Province, at the junction of eight counties in four provinces of Sulu, Henan and Anhui. It is named after Shun Di's teacher, who once lived in a single volume here, and is the hometown of Lv Zhi after Great Chinese-English.