Should nicotinamide be collected in Hubei Province?

Need. According to the relevant data of Hubei Province, it is known that nicotinamide needs to be collected in Hubei Province. Nicotinamide (nicotinamide; Nicotinamide, also known as nicotinamide, is an amide compound of nicotinic acid. White crystalline powder; Odorless or almost odorless, bitter; Slightly wet. Soluble in water or ethanol, soluble in glycerol. Clinically, it is mainly used to prevent and treat pellagra, stomatitis, glossitis, sick sinus syndrome, atrioventricular block and other problems.