Adverb comparative forms in Chinese (Simplified) grammar are used to express the degree and comparison of actions, qualities, or statuses. In Chinese, comparative adverbs such as 更 (gèng) and 比 (bǐ) are often used to compare two things and establish which one is superior, inferior, or equal to the other. Additionally, Chinese comparative structures might also include other elements like adjectives and measure words. Mastering the use of adverb comparative forms in sentences is essential for students learning Chinese grammar.