Wuhan Kefu New Drug Co., Ltd.

1. Explore the safety and tolerability of different topical doses of TML-023 ointment in patients with superficial infantile hemangioma at the proliferative stage. 2. Evaluate the efficacy of TML-023 ointment in patients with superficial infantile hemangioma at the proliferative stage after continuous use for 12 weeks.

The main purpose of the study is to evaluate the safety and tolerability of single/multiple administrations of TML-023 ointment in healthy adult subjects. The secondary purpose of the study is to evaluate the pharmacokinetic characteristics of single/multiple administrations of TML-023 ointment in healthy adult subjects. The exploratory purpose is to evaluate the pharmacokinetic characteristics of topical administration of TML-023 ointment in healthy adult subjects.