These two brands are well-known brands in the underwear industry, but the discussion about which brand is better mainly depends on personal needs and preferences for underwear. Romantic Spring is a brand of women's underwear, which is famous for its comfort, fashion and variety. They provide various styles of bras, underwear and home clothes. Chanzhiyun is a high-end lingerie brand, which pursues exquisite and high-quality design and production. Their products are made of superior materials and pay attention to details and comfort.

Which brand is better can be considered from the following aspects:

1. Design and style: Romantic spring provides a variety of design and style choices, suitable for women with different figures and preferences. Zen rhyme pursues exquisite and fashionable design, giving people a noble and elegant feeling.

2. Material and comfort: romantic spring pays attention to comfort, and uses soft and breathable materials to make you feel comfortable. Chanzhiyun pays attention to quality and selects high-quality fabrics to make underwear to ensure texture and comfort.

3. Cost performance: The pricing of romantic spring is relatively close to the people and more suitable for ordinary consumers. Chanzhiyun is a high-end brand with a relatively high price.

4. Brand word-of-mouth and user evaluation: You can check some comments about these two brands and see other users' comments and feedback on them, so as to measure their word-of-mouth and user satisfaction.

To sum up, Romantic Spring and Chanzhiyun are well-known brands in the underwear industry, so choose the brand that suits you according to your personal needs and preferences.