Tianqidan's sunscreen stinks.

Does the subject want to ask "the reason why Tianqidan's sunscreen smells bad"? Chemical composition, improper preservation.

1, chemical composition: Tianqidan sunscreen contains a variety of chemical components, which will produce peculiar smell.

2, improper storage: improper storage of sunscreen, such as in high temperature, humid environment, will lead to deterioration, resulting in odor.