1, material: Yang Laoda cotton trousers are made of high-quality cotton-wool blended material, which has better warmth and comfort, while Liu Hong cotton trousers are usually heavy and may feel heavy and inconvenient to move.

2. Elasticity: Yang Laoda cotton trousers with spandex fabric are elastic and comfortable to wear, while Liu Hong cotton trousers are less elastic and not as wide as some elastic fiber trousers.